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1. general description the SSL2101 is a switched mode power supply (smps) driver ic that operates in combination with a phase cut dimmer directly fr om the rectified mains. it is designed to drive led devices. the device includes a high -voltage power switch, a circuit to allow start-up directly from the rectified mains voltage and a high-voltage circuitry to supply the phase cut dimmer. for dimmer applications, an integrated ded icated circuitry optimizes the dimming curve. ? SSL2101: fully integrated led driver for lamps up to 10 w ? ssl2102: fully integrated led driver for lamps up to 25 w ? ssl2103: gives the applicat ion designer flexibility to: ? use an external power switch to allow the ic to provide any power ? use external bleeder transistors to pr ovide extended dimme r interoperability 2. features and benefits ? easy migration to existing lighting control infrastructure ? supports most available dimming solutions ? optimized efficiency with valley switch ing managed by a built-in circuitry ? demagnetization detection ? overtemperature protection (otp) ? short-winding protection (swp) and overcurrent protection (ocp) ? internal v cc generation allowing start-up from the rectified mains voltage ? natural dimming curve by logarithmic correction, down to 1 % ? limited external components required because of the high integration level ? thermal enhanced so16 wide body package ? suitable for flyback and buck applications 3. applications ? ssl applications below 15 w ? retro-fit lamps (for example, gu10, e27) ? led modules such as led spots, down-lights ? led strings suitable fo r retail displays, etc. SSL2101 dimmable greenchip dr iver for led lighting rev. 4.1 ? 5 december 2011 product data sheet
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 2 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting 4. quick reference data 5. ordering information table 1: quick reference data symbol parameter conditions min typ max unit r dson drain-source on-state resistance power switch; i source = ? 0.50 a t j =25 ?c 4.5 6.5 7.5 ? i source = ? 0.20 a t j = 125 ?c- 9 . 5 1 0 ? v cc supply voltage 8.5 - 40 v f osc oscillator frequency 10 100 200 khz i drain current on pin drain v drain >60v; no auxiliary supply -- 2.2ma v drain >60v; with auxiliary supply - 30 125 ? a v drain voltage on pin drain 40 - 600 v ? min minimum duty factor - 0 - % ? max maximum duty cycle f = 100 khz - 75 - % t amb ambient temperature ? 40 - +100 ?c table 2: ordering information type number package name description version SSL2101t so16 plastic small outline package; 16 leads; body width 3.9 mm sot109-1
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 3 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting 6. block diagram fig 1. block diagram isense sbleed wbleed bleeder supply logic protection logic oscillator frequency reduction circuit overcurrent blank low freq stop short-winding protection thermal shutdown power - up reset pwm limit circuit valley drain aux source 100 mv 0.5 v 1.5 v v cc rc brightness rc2 pwmlimit gnd 014aaa567 3 4, 5,13, 14, 15 8 6 7 9 10 1 2 16 11 12
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 4 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting 7. pinning information 7.1 pinning 7.2 pin description fig 2. pin configuration so16 SSL2101 sbleed drain wbleed gnd v cc gnd gnd gnd gnd source brightness aux rc2 isense rc pwmlimit 014aaa568 1 2 3 4 5 6 7 8 10 9 12 11 14 13 16 15 table 3: pin description symbol pin description sbleed 1 drain of internal strong bleeder switch wbleed 2 drain of internal weak bleeder switch v cc 3 supply voltage gnd 4 ground gnd 5 ground brightness 6 brightness input rc2 7 setting for frequency reduction rc 8 frequency setting pwmlimit 9 pwm limit input isense 10 current sense input for wbleed aux 11 input for voltage from auxiliary winding for timing (demagnetization) source 12 source of internal power switch gnd 13 ground gnd 14 ground gnd 15 ground drain 16 drain of internal power switch; input for start-up current and valley sensing
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 5 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting 8. functional description the SSL2101 is an led driver ic that operates directly from the rectified mains. the SSL2101 uses on-time mode control and frequency control to control the led brightness. the bright ness and pwmlimit input of the ic can be used to control the led light output in combination with an external dimmer. the pwmlimit input can also be used for thermal lumen management (tlm) and for precision led current control. 8.1 start-up and underv oltage lockout (uvlo) initially, the ic is self-supplying from the rect ified mains voltage. the ic starts switching as soon as the voltage on pin v cc passes the v cc(startup) level. the supply can be taken over by the auxiliary winding of th e transformer as soon as v cc is high enough and the supply from the line is stopped for high efficiency operation. alternatively the ic can be supplied via a bleeder resistor connected to a high voltage. note however the maximum v cc voltage rating of the ic. if for some reason the auxiliary supply is not sufficient, the high-voltage supply can also supply the ic. as soon as the voltage on pin v cc drops below the v cc(uvlo) level, the ic stops switching and will restart from the rectified mains volt age, if the internal current delivered is sufficient. 8.2 oscillator an internal oscillator inside the ic provides the timing fo r the switching converter logic. the frequency of the oscillator is set by the external resist ors and the capacitor on pin rc and pin rc2. the external capacitor is charged rapidly to the v rc(max) level and, starting from a new primary stroke, it discharges to the v rc(min) level. because the discharge is exponential, the relative sensitiv ity of the duty factor to the regulation voltage at low duty factor is almost equal to the sensitivity at high duty factors. this results in a more constant gain over the duty factor range compared to phase widt h modulated (pwm) systems with a linear sawtooth oscillator. stable operati on at low duty factors is easily realized. the frequency of the converter when v brightness is high can be estimated using equation 1 : (1) r equals the parallel resistance of both oscillato r resistors. c is the capacitor connected at the rc pin (pin 8). the brightness input controls th e frequency re duction mode. figure 3 shows that the oscillator switches over from an rc curve wit h r1 in parallel with r2 to r1 only. a low brightness voltage will reduce the switching frequency. rc 1 3.5 ------- 1 f osc -------- t ch e arg ? ?? ?? ? =
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 6 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting a typical rc waveform is given in figure 4 . the rc switch-over threshold is controlled by the brightness pin. to ensure that the capacitor can be charged within the charge time, the value of the oscillator capacitor should be limited to 1 n f. due to leakage curr ent, the value of the resistor connected between the rc pin and the ground should be limited to a maximum of 220 k ? . 8.3 duty factor control the duty factor is controlled by an internally regulated voltage and th e oscillator signal on pin rc. the internal regulation voltage is set by the voltage on the pwmlimit pin. a low pwmlimit voltage will results in a low on-time for the internal power switch. the minimum duty factor of the switched mode power supply can be set to 0 %. the maximum duty factor is set to 75 %. fig 3. brightness control block fig 4. brightness timing waveform starplug oscillator 24 a 5 v rc_threshold comparator r2 10 k r1 220 k c1 330 pf brightness rc rc2 v v 014aaa574 time 014aaa582 rc_threshhold 75 mv rc voltage voltage (mv)
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 7 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting 8.4 bleeder for dimming applications the SSL2101 ic contains some circuitry in tended for mains dimmer compatibility. this circuit contains two current sinks that are ca lled bleeders. a strong bleeder is used for zero-cross reset of the dimmer and triac latching. a weak bleeder is added to maintain the hold current through the dimmer. the strong bleeder switch is switched on when the maximum voltage on pin wbleed and sbleed is below the v th(sbleed) level (52 v typically). the weak bleeder switch is switched on as soon as the voltage on pin isense exceeds the v th(high)(isense) level ( ? 100 mv typically). the weak bleeder switch is switched off when the isense voltage drops below the v th(low)(isense) level ( ? 250 mv typically). the weak bleeder switch is also switched off when the strong ble eder switch is switched on. see figure 5 . 8.5 valley switching a new cycle is started when the primary switch is switched on (see figure 6 ). after a time determined by the oscillator voltage, rc and th e internal regulation level, the switch is turned off and the secondary stroke starts. the internal regulation level is determined by the voltage on pin pwmlimit. after the secondary stroke, the drain volta ge shows an oscillation with a frequency of approximately: (2) where: l p = primary self inductance c p = parasitic capacitance on drain node fig 5. bleeder circuit 014aaa571 wbleed sbleed d2 d3 20 a low v detect q rs ?0.1 v ?0.25 v isense gnd m2 m1 i1 integrated b1 or 1 2 ?? l p c p ? ?? ? ----------------------------------------------
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 8 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting as soon as the oscillator voltage is high again and the sec ondary stroke ha s ended, the circuit waits for a low drain voltage before starting a new primary stroke. figure 6 shows the drain voltage together with the valley signal, the signal indicating the secondary stroke and the rc voltage. the primary stroke starts some time before the actual valley at low ringing frequencies, and some time after the actual valley at high ringing frequencies. figure 7 shows a typical curve for a reflected output voltage n at an output voltage of 80 v. this voltage is the output voltage transferred to the primary side of the transformer with the factor n (determined by the turns ra tio of the transformer). it shows that the system switches exactly at minimum drain volt age for ringing frequencies of 480 khz, thus reducing the switch-on losses to a minimum. at 200 khz, the next primary stroke is started at 33 ? before the valley. the switch-on losses are still reduced significantly. a: start of new cycle with valley switching. b: start of new cycle in a classical pwm system. fig 6. signals for valley switch ing, flyback configuration 014aaa572 drain valley secondary ringing secondary stroke primary stroke secondary stroke rc oscillator regulation level a b
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 9 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting 8.6 demagnetization the system operates in discontinuous conduc tion mode if the aux pin is connected. as long as the secondary stroke has not ended, the oscilla tor will not start a new primary stroke. during the first t sup(xfmr_ring) seconds, demagnetization recognition is suppressed. this suppression may be nece ssary in applications where the transformer has a large leakage inductance and at low output voltages. 8.7 overcurrent protection the cycle-by-cycle peak drain current limit circ uit uses the external source resistor r sense to measure the current. the circuit is acti vated after the leading edge blanking time t leb . the protection circuit limits the source voltage over the r sense 1 resistor to v th(ocp)source , and thus limits the primary peak current. 8.8 short-winding protection the short-winding protection circuit is also activated after the leading edge blanking time. if the source voltage exceeds the short-winding protection threshold voltage v th(swp)source , the ic stops switching. only a power- on reset will restart normal operation. the short-winding protection also protects in case of a secondary diode short circuit. 8.9 overtemperature protection accurate temperature protection is provided in the device. wh en the junction temperature exceeds the thermal shut-down temperature, the ic stops switching. during thermal protection, the ic current is lowered to the start-up current. the ic continues normal operation as soon as the overtemp erature situation has disappeared. fig 7. typical phase of drain ringing at switch-on (at n ? v o =80v) 0 200 400 800 f (khz) phase () 40 20 ?20 ?40 0 014aaa573 600 1. r sense is the resistor between the source pin and gnd
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 10 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting 9. limiting values table 4: limiting values in accordance with the absolute maximum rating system (iec 60134). all voltages are measured with respect to ground; positive currents flow into the device; pins v cc and rc cannot be current driven. pins isense and aux cannot be voltage driven. symbol parameter conditions min max unit voltages v cc supply voltage continuous ? 0.4 +40 v v rc voltage on pin rc ? 0.4 +3 v v rc2 voltage on pin rc2 ? 0.4 +3 v v brightness voltage on pin brightness ? 0.4 +5 v v pwmlimit voltage on pin pwmlimit ? 0.4 +5 v v source voltage on pin source ? 0.4 +5 v v drain voltage on pin drain dmos power transistor; t amb =25 ? c ? 0.4 +600 v v sbleed voltage on pin sbleed off-state; t j = 125 ?c ? 0.4 +600 v on-state; v vcc >8.5v; t j < 125 ?c ? 0.4 +16 v v wbleed voltage on pin wbleed off-state; t j < 125 ?c ? 0.4 +600 v on-state; v vcc >8.5v; t j < 125 ?c ? 0.4 +12 v currents i isense current on pin isense ? 20 +5 ma i aux current on pin aux ? 10 +5 ma i source current on pin source ? 2+2a i drain current on pin drain ? 2+2a general p tot total power dissipation t amb =70 ? c-1w t stg storage temperature ? 55 +150 ?c t amb ambient temperature ? 40 +100 ?c t j junction temperature ? 40 +150 ?c
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 11 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting [1] human body model: equivalent to discharging a 100 pf capacitor through a 1.5 k ? series resistor. [2] machine model: equivalent to dischar ging a 200 pf capacitor through a 0.75 ? h coil and a 10 ? series resistor. [3] charged device model: equivalent to charging the ic up to 1 kv and the subsequent discharging of each pin down to 0 v over a 1 ? resistor. 10. thermal characteristics the heat sink in the application with t he SSL2101 is made with the copper on the printed-circuit board (pcb). the SSL2101 uses thermal leads (pins 4, 5, 13, 14 and 15) for heat transfer from die to pcb. enhanced thermal lead connection may drastically reduce thermal resistance. the following equation shows the relationship between the maximum allowable power dissipation p and the thermal resistance from junction to ambient. where: r th(j-a) = thermal resistance from junction to ambient t j(max) = maximum junction temperature t amb = ambient temperature p = power dissipation the thermal resistance as a function of th e pcb area (board: 0.8 mm thickness, 2 layers, bottom cu coverage 90 %, cu thickness 70 ? m (390 w/mk), core material conductivity: 0. 5 w/mk, 10 vias dia 0.3 mm) is shown in figure 8 v esd electrostatic discharge voltage human body model; [1] pins 16, 1, 2 ? 1000 +1000 v all other pins ? 2000 +2000 v machine model [2] ? 200 +200 v charged device model [3] ? 500 +500 v table 4: limiting values ?continued in accordance with the absolute maximum rating system (iec 60134). all voltages are measured with respect to ground; positive currents flow into the device; pins v cc and rc cannot be current driven. pins isense and aux cannot be voltage driven. symbol parameter conditions min max unit r th j a ? ?? ?? ?? ?
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 12 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting [1] measured on a jedec test board (standard eia/jesd 51-3) in free air with natural convection. 11. characteristics (1) top cu coverage 20 % (2) top cu coverage 50 % (3) top cu coverage 100 % fig 8. SSL2101 core material conductivity table 5: thermal characteristics symbol parameter conditions typ unit r th(j-a) thermal resistance from junction to ambient [1] 90 kw pcb area (mm 2 ) 0 10000 8000 4000 6000 2000 014aaa811 60 80 40 100 120 r th(j-a) (c/w) 20 (1) (3) (2) table 6: characteristics t amb =25 ? c; no overtemperature; all vo ltages are measured with respect to ground; currents are positive when flowing into the ic and pwmlimit a nd brightness pins are disconnected unless otherwise specified. typical frequency 100 khz. symbol parameter conditions min typ max unit supply i cc supply current normal operation; v drain =60v; v cc =20v -1.72 ma i cc(ch) charge supply current v drain >60v; v cc =0v -6 ? 4.5 - ma v cc supply voltage 8.5 - 40 v v cc(startup) start-up supply voltage 9.75 10.25 10.75 v v cc(uvlo) undervoltage lockout supply voltage l7.98.28.5v
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 13 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting i drain current on pin drain v drain >60v; no auxiliary supply -- 2.2ma v drain >60v; with auxiliary supply - 30 125 ? a v drain voltage on pin drain 40 - 600 v pulse width modulator ? min minimum duty factor -0- % ? max maximum duty cycle f = 100 khz - 75 - % sops v det(demag) demagnetization detection voltage 50 100 150 mv t sup(xfmr_ring) transformer ringing suppression time at start of secondary stroke 1.0 1.5 2.0 ? s rc oscillator v rc(min) minimum voltage on pin rc 60 75 90 mv v rc(max) maximum voltage on pin rc 2.4 2.5 2.6 v t ch(rc) charge time on pin rc -1- ? s v brightness voltage on pin brightness 2.5 v rc2 trip level - 0.5 - v 180 mv rc2 trip level - 1.25 - v 75 mv rc2 trip level - 2.3 - v f osc oscillator frequency 10 100 200 khz i brightness current on pin brightness v brightness =0v ? 20 ? 24 ? 28 ? a bleeder v th(sbleed) threshold voltage on pin sbleed 46 52 56 v v th(low)isense low threshold voltage on pin isense - ? 250 - mv v th(high)isense high threshold voltage on pin isense - ? 100 - mv r dson(sbleed) drain-source on-state resistance on pin sbleed i sbleed =25 ma t j =25 ?c 140 170 200 ? t j =125 ?c 220 270 320 ? table 6: characteristics ?continued t amb =25 ? c; no overtemperature; all vo ltages are measured with respect to ground; currents are positive when flowing into the ic and pwmlimit a nd brightness pins are disconnected unless otherwise specified. typical frequency 100 khz. symbol parameter conditions min typ max unit
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 14 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting r dson(wbleed) drain-source on-state resistance on pin wbleed i wbleed = 10 ma t j =25 ?c 250 310 350 ? t j =125 ?c 400 500 600 ? duty factor regulator: pin pwmlimit i pwmlimit current on pin pwmlimit ? 25 - ? 18 ? a v pwmlimit voltage on pin pwmlimit maximum duty cycle = 3v -3- v minimum duty factor threshold -0.45- v valley switching (? v/ ? t) vrec valley recognition voltage change with time minimum absolute value [1] -100- v/ ? s f ring ringing frequency n ? v o = 100 v 200 550 800 khz t d(vrec-swon) valley recognition to switch-on delay time -150- ns current and short circuit winding protection v th(ocp)source overcurrent protection threshold voltage on pin source dv/dt = 0.1 v/ ? s 0.47 0.50 0.53 v v th(swp)source short-winding protection threshold voltage on pin source dv/dt = 0.1 v/ ? s-1.5-v t d(ocp-swoff) delay time from overcurrent protection to switch-off dv/dt = 0.5 v/ ? s - 160 185 ns t leb leading edge blanking time 250 350 450 ns fet output stage i l(drain) leakage current on pin drain v drain = 600 v - - 125 ? a v br(drain) breakdown voltage on pin drain t amb =25 ?c6 0 0 --v r dson drain-source on-state resistance power switch; i source = ? 0.50 a t j =25 ?c4 . 5 0 6 . 5 7 . 5 ? i source = ? 0.20 a t j =125 ? c-9 . 51 0 ? table 6: characteristics ?continued t amb =25 ? c; no overtemperature; all vo ltages are measured with respect to ground; currents are positive when flowing into the ic and pwmlimit a nd brightness pins are disconnected unless otherwise specified. typical frequency 100 khz. symbol parameter conditions min typ max unit
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 15 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting [1] voltage change in time for valley recognition. t f(drain) fall time on pin drain input voltage: 300 v; no external capacitor at drain -75- ns temperature protection t otp overtemperature protection trip junction temperature 150 160 170 ?c t otp(hys) overtemperature protection trip hysteresis junction temperature - 2 - ?c fig 9. typical frequency as a func tion of voltage on pin brightness table 6: characteristics ?continued t amb =25 ? c; no overtemperature; all vo ltages are measured with respect to ground; currents are positive when flowing into the ic and pwmlimit a nd brightness pins are disconnected unless otherwise specified. typical frequency 100 khz. symbol parameter conditions min typ max unit v brightness (v) 0 3 2 1 014aaa664 40 60 20 80 100 f osc (khz) 0 f max f min
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 16 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting v brightness = 3 v fig 10. turn-on time as a function of voltage on pin pwmlimit v brightness = 1 v fig 11. turn-on time as a function of voltage on pin pwmlimit v pwmlimit (v) 0 3 2 1 014aaa665 4 8 12 t on (s) 0 v pwmlimit (v) t on (s) 0 3 2 1 014aaa666 40 80 120 0
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 17 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting 12. application information fig 12. buck configuration for SSL2101 isense aux src drain sbleed rc2 rc gnd v cc wbleed brightness pwmlimit v cc v cc SSL2101 mains v cc tlm dim range 014aaa569
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 18 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting further application information can be found in the SSL2101 application notes. fig 13. flyback configuration for SSL2101 isense aux src drain sbleed rc2 rc gnd v cc wbleed brightness pwmlimit SSL2101 mains precision current 014aaa570
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 19 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting 13. package outline fig 14. package outl ine sot109-1 (so16) x w m a a 1 a 2 b p d h e l p q detail x e z e c l v m a (a ) 3 a 8 9 1 16 y pin 1 index unit a max. a 1 a 2 a 3 b p cd (1) e (1) (1) eh e ll p qz ywv mm inches 1.75 0.25 0.10 1.45 1.25 0.25 0.49 0.36 0.25 0.19 10.0 9.8 4.0 3.8 1.27 6.2 5.8 0.7 0.6 0.7 0.3 8 0 o o 0.25 0.1 dimensions (inch dimensions are derived from the original mm dimensions) note 1. plastic or metal protrusions of 0.15 mm (0.006 inch) maximum per side are not included. 1.0 0.4 sot109-1 99-12-27 03-02-19 076e07 ms-012 0.069 0.010 0.004 0.057 0.049 0.01 0.019 0.014 0.0100 0.0075 0.39 0.38 0.16 0.15 0.05 1.05 0.041 0.244 0.228 0.028 0.020 0.028 0.012 0.01 0.25 0.01 0.004 0.039 0.016 0 2.5 5 mm scale so16: plastic small outline package; 16 leads; body width 3.9 mm sot109-1
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 20 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting 14. revision history table 7: revision history document id release date data sheet status change notice supersedes SSL2101 v.4.1 20111205 product data sheet - SSL2101 v.4 modifications: ? greenchip trademark has been added. ? section 1 ? general description ? has been updated. ? section 2 ? features and benefits ? has been updated. ? section 3 ? applications ? has been updated. SSL2101 v.4 20090828 product data sheet - SSL2101 v.3 SSL2101 v.3 20090525 product data sheet - SSL2101 v.2 SSL2101 v.2 20090511 preliminary data sheet - SSL2101 v.1 SSL2101 v.1 20090109 preliminary data sheet - -
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 21 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting 15. legal information 15.1 data sheet status [1] please consult the most recently issued document before initiating or completing a design. [2] the term ?short data sheet? is explained in section ?definitions?. [3] the product status of device(s) described in this document may have changed since this document was published and may differ in case of multiple device s. the latest product status information is available on the internet at url http://www.nxp.com . 15.2 definitions draft ? the document is a draft versi on only. the content is still under internal review and subject to formal approval, which may result in modifications or additions. nxp semiconductors does not give any representations or warranties as to the accuracy or completeness of information included herein and shall hav e no liability for the consequences of use of such information. short data sheet ? a short data sheet is an extract from a full data sheet with the same product type number(s) and title. a short data sheet is intended for quick reference only and should not be relied upon to contain detailed and full information. for detailed and full information see the relevant full data sheet, which is available on request vi a the local nxp semiconductors sales office. in case of any inconsistency or conflict with the short data sheet, the full data sheet shall prevail. product specification ? the information and data provided in a product data sheet shall define the specification of the product as agreed between nxp semiconductors and its customer , unless nxp semiconductors and customer have explicitly agreed otherwis e in writing. in no event however, shall an agreement be valid in which the nxp semiconductors product is deemed to offer functions and qualities beyond those described in the product data sheet. 15.3 disclaimers limited warranty and liability ? information in this document is believed to be accurate and reliable. however, nxp semiconductors does not give any representations or warranties, expressed or implied, as to the accuracy or completeness of such information and shall have no liability for the consequences of use of such information. in no event shall nxp semiconductors be liable for any indirect, incidental, punitive, special or consequential damages (including - without limitation - lost profits, lost savings, business interruption, costs related to the removal or replacement of any products or rework charges) whether or not such damages are based on tort (including negligence), warranty, breach of contract or any other legal theory. notwithstanding any damages that customer might incur for any reason whatsoever, nxp semiconductors? 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stress above one or more limiting values (as defined in the absolute maximum ratings system of iec 60134) will cause permanent damage to the device. limiting values are stress ratings only and (proper) operation of the device at these or any other conditions above those given in the recommended operating conditions section (if present) or the characteristics sections of this document is not warranted. constant or repeated exposure to limiting values will permanently and irreversibly affect the quality and reliability of the device. terms and conditions of commercial sale ? nxp semiconductors products are sold subject to the gener al terms and conditions of commercial sale, as published at http://www.nxp.com/profile/terms , unless otherwise agreed in a valid written individual agreement. in case an individual agreement is concluded only the terms and conditions of the respective agreement shall apply. nxp semiconductors hereby expressly objects to applying the customer?s general terms and conditions with regard to the purchase of nxp semiconducto rs products by customer. no offer to sell or license ? nothing in this document may be interpreted or construed as an offer to sell products t hat is open for acceptance or the grant, conveyance or implication of any lic ense under any copyrights, patents or other industrial or intellectual property rights. export control ? this document as well as the item(s) described herein may be subject to export control regulations. export might require a prior authorization from competent authorities. document status [1] [2] product status [3] definition objective [short] data sheet development this document contains data from the objecti ve specification for product development. preliminary [short] data sheet qualification this document contains data from the preliminary specification. product [short] data sheet production this document contains the product specification.
SSL2101 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4.1 ? 5 december 2011 22 of 23 nxp semiconductors SSL2101 dimmable greenchip driver for led lighting quick reference data ? the quick reference data is an extract of the product data given in the limiting values and characteristics sections of this document, and as such is not comple te, exhaustive or legally binding. non-automotive qualified products ? unless this data sheet expressly states that this specific nxp semicon ductors product is automotive qualified, the product is not suitable for automotive use. it is neither qualified nor tested in accordance with automotive testing or application requirements. nxp semiconductors accepts no liabili ty for inclusion and/or use of non-automotive qualified products in automotive equipment or applications. in the event that customer uses t he product for design-in and use in automotive applications to automotive specifications and standards, customer (a) shall use the product without nxp semiconductors? warranty of the product for such automotive applicat ions, use and specifications, and (b) whenever customer uses the product for automotive applications beyond nxp semiconductors? specifications such use shall be solely at customer?s own risk, and (c) customer fully indemnifies nxp semiconductors for any liability, damages or failed product claims resulting from customer design and use of the product for automotive app lications beyond nxp semiconductors? standard warranty and nxp semiconduct ors? product specifications. 15.4 trademarks notice: all referenced brands, produc t names, service names and trademarks are the property of their respective owners. greenchip ? is a trademark of nxp b.v. 16. contact information for more information, please visit: http://www.nxp.com for sales office addresses, please send an email to: salesaddresses@nxp.com
nxp semiconductors SSL2101 dimmable greenchip driver for led lighting ? nxp b.v. 2011. all rights reserved. for more information, please visit: http://www.nxp.com for sales office addresses, please se nd an email to: salesaddresses@nxp.com date of release: 5 december 2011 document identifier: SSL2101 please be aware that important notices concerning this document and the product(s) described herein, have been included in section ?legal information?. 17. contents 1 general description . . . . . . . . . . . . . . . . . . . . . . 1 2 features and benefits . . . . . . . . . . . . . . . . . . . . 1 3 applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 4 quick reference data . . . . . . . . . . . . . . . . . . . . . 2 5 ordering information . . . . . . . . . . . . . . . . . . . . . 2 6 block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3 7 pinning information . . . . . . . . . . . . . . . . . . . . . . 4 7.1 pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 7.2 pin description . . . . . . . . . . . . . . . . . . . . . . . . . 4 8 functional description . . . . . . . . . . . . . . . . . . . 5 8.1 start-up and undervoltage lockout (uvlo) . . 5 8.2 oscillator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 8.3 duty factor control . . . . . . . . . . . . . . . . . . . . . . 6 8.4 bleeder for dimming applications . . . . . . . . . . . 7 8.5 valley switching . . . . . . . . . . . . . . . . . . . . . . . . 7 8.6 demagnetization. . . . . . . . . . . . . . . . . . . . . . . . 9 8.7 overcurrent protection . . . . . . . . . . . . . . . . . . . 9 8.8 short-winding protection . . . . . . . . . . . . . . . . . . 9 8.9 overtemperature protection . . . . . . . . . . . . . . . 9 9 limiting values. . . . . . . . . . . . . . . . . . . . . . . . . 10 10 thermal characteristics . . . . . . . . . . . . . . . . . 11 11 characteristics . . . . . . . . . . . . . . . . . . . . . . . . . 12 12 application information. . . . . . . . . . . . . . . . . . 17 13 package outline . . . . . . . . . . . . . . . . . . . . . . . . 19 14 revision history . . . . . . . . . . . . . . . . . . . . . . . . 20 15 legal information. . . . . . . . . . . . . . . . . . . . . . . 21 15.1 data sheet status . . . . . . . . . . . . . . . . . . . . . . 21 15.2 definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 15.3 disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 15.4 trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . 22 16 contact information. . . . . . . . . . . . . . . . . . . . . 22 17 contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

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