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dc/dc converters high current, high efficiency, low profile 1 2 year warranty new product all specifications are typical at nominal input, full load at 25 c ambient unless otherwise stated specifications file name: eighth_brick.pdf rev (07): 16 nov 2005 ? ultra-high efficiency topology ? industry standard eighth brick footprint (identical to quarter-brick pinout) ? low profile through-hole version ? low profile with 38% space savings over other quarter-brick brick converters ? wi de ambient temperature range, -40 oc to +85 oc ? 80% to 110% output trim ? monotonic start-up in normal and prebiased loads ? basic insulation system ? overvoltage and overtemperature protection ? secondary side control, no optocouplers, fast transient response ? 100 v, 100 ms input voltage transient rated ? a vailable rohs compliant eighth-brick series single output this is a new high efficiency, open-frame, low profile, single board, isolated dc-dc converter series in an industry standard eight-brick footprint that provides up to 100 w of output power. the series delivers very high output current at low voltages, and excellent useable power for todays high performance applications. the series features an input voltage range of 18 vdc to 36 vdc and 36 vdc to 75 vdc and is available with output voltages of 1.2 v, 1.5 v 1.8 v, 2.5 v, 3.3 v and 5.0 v. the output voltage is adjustable from 80% to 110% of the nominal value. the series also has a remote on/off capability. overcurrent, overvoltage and overtemperature protection features are included as standard. full international safety approval including en60950-1 vde and ul/cul60950, reduces compliance costs and time to market. emc characteristics immunity: esd air enclosure en61000-4-2 8 kv/6 kv(o/p within spec.) radiated field enclosure en61000-4-3 10 v/m (o/p within spec.) conducted en61000-4-6 10 v (o/p within spec.) input transients 100 v, 100 ms general specifications basic insulation input/output 2250 vdc switching frequency fixed 480 khz approvals and (see note 3) en60950-1 vde standards ul/cul 60950 material flammability ul94v-0 w eight 21 g (0.73 oz) mtbf telcordia tech sr-332 4,034,120 hours environmental specifications thermal performance operating ambient. -40 c to +85 c temperature non-operating -55 c to +125 c protection shortcircuit continuous overvoltage non-latching thermal 125 oc hot spot temperature with automatic recovery international safety standard approvals ul/cul can/csa 22.2 no. 60950-00 : ul 60950 file no. e135734/60950 vde certificate no. 40005017. file no. 10401-3336-0197 cb report and certificate to iec60950, certificate no. de1-31103 patent no. 6,765,810 other patents pending output specifications v oltage adjustability 80% to 110% minimum load 0% overshoot at turn-on and turn-off none undershoot none t ransient response 60 mv to 150 mv typ. deviation (see note 1) 20 s recovery input specifications input voltage range 24 v nominal 18-36 vdc 48 v nominal 36-75 vdc input current no load 50 ma remote off 5 ma active high remote on/off logic compatibility open collector ref to -input on open circuit or >2.4 vdc off <0.4 vdc undervoltage lockout 24 vin power up 17.5 v (typ.) power down 16.5 v (typ.) 48 vin power up 35.5 v (typ.) power down 33.5 v (typ.) 48 vin start-up time power up 15 ms (typ.) (see note 2) remote on/off 15 ms (typ.)
for the most current data and application support visit www.artesyn.com/powergroup/products.htm dc/dc converters high current, high efficiency, low profile 2 new product file name: eighth_brick.pdf rev (07): 16 nov 2005 les50a48-1v2ranj part number system with options l = low profile e = 1/8 brick number of outputs s = single rated output current 10 a = 10 amps, 15 a = 15 amps etc. nominal rated input voltage 24 = 24 volts (18 vdc to 36 vdc range) 48 = 48 volts (36 vdc to 75 vdc range) body height, package type and pin length a = 0.300 (7.62 mm), through hole, 0.188 (4.78 mm) pins e = 0.340 (8.64 mm), through hole, 0.188 (4.78 mm) pins s= surface mount eighth-brick series single output notes 1 di/dt = 1 a/s, vin = 24 or 48 vdc, tc = 25 c, load change = 50% to 75% lo max. and 75% to 50% lo max. deviation varies by model. for further details see long form data sheets. 2 start-up into resistive load. 3 this product is only for inclusion by professional installers within other equipment and must not be operated as a stand alone product. 4 recommended input fusing is up to 10 a hrc 200 v rated fuse. 5 peak to peak measured with no external pi filter. significant reduction possible with external filter. see application note 138 for further details. 6 active low remote on/off is available. standard product is active high. when ordering active low parts, designate with the suffix r e.g. les50a48-1v2raj. 7 tse rohs 5/6 (non pb-free) compliant versions may be available on special request, please contact your local sales representative for details. 8 notice: some models do not support all options. please contact your local artesyn representative or use the on-line model number search tool at http://www.artesyn.com/powergroup/products.htm to find a suitable alternative. pin length options blank = 0.188 (4.78 mm) n = 0.145 (3.68 mm) k = 0.110 (2.79 mm) output input input output efficiency regulation model voltage current ripple current (typ.) set point line load ripple & number (7,8) (max.) (4) current (5) (max.) accuracy noise (max.) (pk - pk) 48 vin value models 1.2 v 0.98 a 100 ma 25 a 88% 1.5% 0.1% 0.2% 60 mv les25a48-1v2j 1.5 v 1.21 a 100 ma 25 a 89.5% 1.5% 0.1% 0.2% 60 mv les25a48-1v5j 1.8 v 1.43 a 100 ma 25 a 90.5% 1.5% 0.1% 0.2% 60 mv les25a48-1v8j 2.5 v 1.62 a 150 ma 20 a 90% 1.5% 0.1% 0.2% 60 mv les20a48-2v5j 3.3 v 2.11 a 150 ma 20 a 91% 1.5% 0.1% 0.2% 60 mv les20a48-3v3j 5.0 v 1.59 a 100 ma 10 a 92% 1.5% 0.1% 0.2% 60 mv les10a48-5v0j 48 vin performance models 1.2 v 1.98 a 150 ma 50 a 86% 1.5% 0.1% 0.2% 60 mv les50a48-1v2j 1.5 v 1.91 a 150 ma 40 a 88.5% 1.5% 0.1% 0.2% 60 mv les40a48-1v5j 1.8 v 2.30 a 150 ma 40 a 90% 1.5% 0.1% 0.2% 60 mv les40a48-1v8j 2.5 v 1.99 a 200 ma 25 a 89.5% 1.5% 0.1% 0.2% 60 mv les25a48-2v5j 3.3 v 2.65 a 200 ma 25 a 90.5% 1.5% 0.1% 0.2% 60 mv les25a48-3v3j 5.0 v 2.30 a 150 ma 15 a 91.5% 1.5% 0.1% 0.2% 60 mv les15a48-5v0j 48 vin ultra models 2.5 v 3.20 a 150 ma 40 a 91% 1.5% 0.1% 0.2% 60 mv les40a48-2v5j 3.3 v 3.20 a 150 ma 30 a 90.5% 1.5% 0.1% 0.2% 60 mv les30a48-3v3j 5.0 v 3.20 a 150 ma 20 a 92% 1.5% 0.1% 0.2% 60 mv les20a48-5v0j 24 vin models 1.8 v 2.40 a 50 ma 20 a 91% 1.5% 0.1% 0.2% 35 mv les20a24-1v8j 3.3 v 4.25 a 170 ma 20 a 90% 1.5% 0.1% 0.2% 60 mv les20a24-3v3j output voltage 1v2 = 1.2 volts, 1v5 = 1.5 volts etc. rohs compliance (7) j = pb-free (rohs 6/6 compliant) remote on/off logic blank = positive r = negative
for the most current data and application support visit www.artesyn.com/powergroup/products.htm dc/dc converters high current, high efficiency, low profile 3 new product datasheet ? artesyn technologies ? 2005 the information and specifications contained in this datasheet are believed to be correct at time of publication. however, arte syn technologies accepts no responsibility for consequences arising from printing errors or inaccuracies. the information and specifications contained or described herein are subject to change in any manner at any time without notice. no rights under any patent accompany the sale of any such product(s) or information contained herein. please consult our website for the following items: ? application note ? longform data sheets www.artesyn.com file name: eighth_brick.pdf rev (07): 16 nov 2005 eighth-brick series single output dimension options option clearance height 0.016 (0.41) +0.022 (0.56) -0.030 (0.76) a 0.030 (0.76) 0.300 (7.62) e 0.070 (1.78) 0.340 (8.64) 2.30 (58.4) 2.000 (50.80) 0.300 (7.62) 0.45 (11.4) ? 0.062 0.002 ( ? 1.57 0.05) (2 pls) 1 4 5 6 7 8 3 2 top view ? 0.040 0.002 ( ? 1.02 0.05) (6 pls) 0.90 (22.9) 0.150 (3.81) 0.300 (7.62) 0.145 0.020 (3.68 0.51) 0.188 (4.78) clearance see option table height see option table dimensions in inches (mm) t olerances (unless otherwise specified) x.xx 0.02 (x.x 0.5) x.xxx 0.010 (x.xx 0.25) 2.30 (58.4) 2.000 (50.80) 0.300 (7.62) ? 0.080 0.008 ( ? 2.03 0.02) (2 pls) ref ipc-2222 level b 1 4 5 6 7 8 3 2 ? 0.058 0.008 ( ? 1.47 0.02) (6 pls) ref ipc-2222 level b 0.300 (7.62) 0.145 0.020 (3.68 0.51) recommended hole pattern 0.150 (3.81) 0.150 (3.81) 0.150 (3.81) 0.90 (22.9) 0.45 (11.4) dimensions in inches (mm) to lerances (unless otherwise specified) x.xx 0.02 (x.x 0.5) x.xxx 0.010 (x.xx 0.25) clearance 0.015 (0.38) 0.300 (7.62) 0.300 (7.62) 0.450 0.020 (11.43 0.51) 0.90 (22.9) 0.300 (7.62) ?0.058 0.008 (?1.47 0.02) (6 pls) 0.450 0.020 0.90 (22.9) 0.300 (7.62) 0.057 0.020 (1.45 0.51) 0.150 (3.81) 8 1 2.000 top view 0.145 0.020 (3.68 0.51) 2 3 5 4 6 7 2.186 (55.52) 2.30 (58.4) 0.057 0.020 (1.45 0.51) 0.150 (3.81) 0.067(1.70) x 0.118(3.00) (8 pls) ?0.080 0.008 (?2.03 0.02) (2 pls) 0.150 (3.81) top view 3 2 1 4 5 8 6 7 0.150 (3.81) 2.186 (55.52) 2.30 (58.4) 0.055 (1.40) x 0.105 (2.67) (7 pls) (50.80) (11.43 0.51) height 0.28 (7.1) lead coplanarity within 0.006 [0.15] max ref ipc-2222 level b ref ipc-2222 level b through-hole mechanical drawing, dimension options and pinout table pin connections pin number function pin number function 1+ vi n5 -sense 2 on/off 6 trim 3- vi n7 +sense 4-v out 8 +vout surface-mount mechanical drawing and pinout table pin connections pin number function pin number function 1+ vi n5 -sense 2 on/off 6 trim 3- vi n7 +sense 4-v out 8 +vout
additionally , a patent pending, full wave coupled inductor topology yields some of the highest full load ef ficiencies in the industry. all eighth-brick converters have, as standard features, remote on/off capability, adjustable output voltage trim from 80% to 110% of nominal, over- cur rent/under-voltage protection, and full international safety approval including en60950-1 vde and cul60950. eighth-brick series single output ultra products 1 the eighth-brick ultra series is a new 10 0 w , low cost, high ef ficiency , open frame, isolated converter in an industry standard eighth-brick footprint and operates fr om a 36 vdc to 75 vdc supply . this new series elevates the power density threshold for high-end application design requirements where high output current at low voltages are required. the converter ar chitectur e takes advantage of open- frame construction to provide low mass and a low thermal impedance for a single boar d design. high efficiency topology and high output current low profile, 0.300 in (7.62 mm) height industry standard eighth-brick footprint (identical to quarter-brick pinout) 38% savings in space over industry standard quarter-brick converters wide operating ambient temperature range, -40 to +85 ? 80% to 110% output trim basic insulation, 2250 vdc overvoltage and overtemperature protection remote on/off approvals to en60950-1 vde and ul/cul60950 100 v, 100 msec input voltage transients rated monotonic startup into normal and prebiased loads secondary side control, no optocouplers , fast transient response available rohs compliant high efficiency, high current, low profile dc-dc converters eighth-brick series | 100 w dc-dc file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005 [ 2 year warranty ] patent no. 6,765,810 other patents pending
absolute maximum ratings input characteristics sxa10 series | 1 0w dc/dc eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 2 stresses in excess of the maximum ratings can cause permanent damage to the device. operation of the device is not implied at these or any other conditions in excess of those given in the specification. exposure to absolute maximum ratings can adversely affect device reliability. all specifications are typical at nominal input vin = 48 v and full rated resistive load at 25 ? c ambient unless otherwise specified. characteristic symbol min typ max units notes and conditions input voltage - operating v in (oper) 36 48 75 vdc input current - no load l in 50 madc v in (min) - v in (max) , enabled input cur r ent - quiescent l in (off) 6 madc conver ter disabled inr ush cur rent (i 2 t) linrush 0.01 a 2 s inrush current ratio i t /i m 22 input ripple rejection 50 db frequency <1 khz input fuse 10 a slow blow/antisurge hrc recommended 200 v rating. see application note 138 turn on/off characteristic symbol min t yp max units notes and conditions input voltage - turn on v in (on) 35.5 36 vdc input voltage - turn off v in (of f) 33 33.5 vdc t urn on delay - enabled, t delay 15 20 ms with the remote on/off signal then power applied (power) asser ted, time fr om when v in > v in (oper) until vout is within total regulation band turn on delay - power t delay 15 20 ms with v in = v in (nom) , then applied, then enabled (enable) remote on/off asser ted, time until vo is within total error band rise time t rise 5 8 ms from 10% to 90%, full resistive load, no external capacitance file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005 characteristic symbol min typ max units notes and conditions input voltage - continuous v in (cont) -0.3 75 vdc v in(+) - v in(-) input voltage - peak/surge v in (peak) -0.3 100 vdc transients of 100 ms or less, in duration i nput voltage - remote pin v rem (peak) -0.3 75 vdc peaks of any duration operating temperature t op -40 85 ?c measured at ambient storage temperature t storage -55 125 ?c output power (les40a48-2v5j) pout (max) 100 w output power (les30a48-3v3j) pout (max) 99 w output power (les20a48-5v0j) pout (max) 100 w
eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 3 www.artesyn.com signal electrical interface isolation characteristic symbol min typ max units notes and conditions input to output test voltage 2250 vdc test duration 1s input to output capacitance 1200 pf input to output resistance 10 m measured with 500 vdc input to output insulation system basic characteristic - signal name symbol min typ max units notes and conditions at remote on/off (control) pin see notes 1 and 2 open collector or equivalent compatible control pin open circuit voltage v ih 2.8 3.5 v i ih = 0 ?; open circuit voltage high level input voltage v ih 2.4 v converter guaranteed on when control pin is greater than v ih (min) high level input current i ih 10 ? current flowing into control pin when pin is pulled high (max. at v ih = 75v) acceptable high level i ih (leakage) -10 ? acceptable leakage current from leakage current signal pin into the open collector driver (neg = from converter) low level input voltage v ii -0.3 0.4 v converter guaranteed off when control pin is less than v il (max) low level input current i il (max) -0.45 -0.5 ma v ii = 0.0 v, maximum source cur r ent fr om conver ter with short circuit common protection/control characteristic symbol min typ max units notes and conditions over temperatur e shutdown t ots 120 125 130 ?c hotspot temperature, threshold non-latching shutdown protection. see application note 138 remote sense compensation 10 % % of vo (nom), compensation includes trim reliability and service life characteristic symbol min typ max units notes and conditions mean time between failur e mtbf 4,034,120 hours t elcor dia t ech. sr-332 tamb = 25 o, tcase = 20 o rise airflow = 400 lfm, v in = v in (nom), i out = 50% i out (max) file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005
sxa10 series | 1 0w dc/dc eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 4 environmental requirements other specifications characteristic symbol min typ max units notes and conditions switching frequency f sw 480 khz fixed frequency (all models) emc electromagnetic compatibility phenomenon port standard test level notes and conditions immunity: esd enclosure en61000-4-2 6 kv contact level 3, (output within specification) 8 kv air level 3, (output within specification radiated field enclosure en61000-4-3 10 v/m level 3, (output within specification) x and y axes conducted dc power en61000-4-6 10 v input transients dc power etr 283 with recommended class b external filter, no load, 10j (output r emains within 9%) characteristic symbol min typ max units notes and conditions thermal performance -40 120 ?c hotspot temperature altitude 3000 m derate total max. output current by 20% 9843 ft derate total max. output current by 20% 10000 m derate total max. output current by 50% 32808 ft derate total max. output current by 50% type parameter reference test level air temperature iec 60068-2-1 ab/ad: -40 ?c, 16 h cold iec 680068-2-2 bb/bd: dry heat +70 ?c, 16 h iec 68-2-14 nb: rate of -5 ?c/+45 ?c, 0.5 o/min 2 cycles, 3 h ea change relative humidity iec60068-2-56 +35 o, 93% rh, 4 days 50% of samples powered cb: damp heat, steady at 10% load and 50% unpowered state vibration iec60068-2-6 3 axes, 5 sweeps per axis unpowered on test card. fc: sinusoidal freq. range and displacement 5-9 hz, 1.2 mm. freq. range and acceleration 9-200 hz, 10 m/s 2 shock and bump iec 60068-2-29 100 bumps each of 6 directions, mounted on powered on eb: bump test card, shock spectrum half-sine, duration file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005
eighth-brick series | 100 w dc-dc 5 www.artesyn.com high efficiency, high current, low profile dc-dc converters material ratings model numbers s tandards compliance list characteristic en60950-1 ul/cul 60950 3rd edition vde safety agency approvals standard category ul/cul 60950 file number e135734 vde certificate no. de1-31103 characteristic - signal name notes and conditions flammability rating ul94v-0 material type fr4 pcb file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005 model input output overvoltage output current typical number v oltage voltage protection (max.) efficiency les40a48-2v5j 36-75 vdc 2.5 v 3 v 40 a 91.0% les30a48-3v3j 36-75 vdc 3.3 v 4 v 30 a 90.5% les20a48-5v0j 36-75 vdc 5.0 v 6 v 20 a 92.0% rohs compliance ordering information the jat the end of the partnumber indicates that the part is pb-free (rohs 6/6 compliant). tse rohs 5/6 (non pb-free) compliant versions may be available on special r equest, please contact your local sales representative for details.
sxa10 series | 1 0w dc/dc eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 6 input characteristics les40a48-2v5j model electrical characteristics - o/p les40a48-2v5j model characteristic symbol min typ max units notes and conditions input current - operating i in 2.29 adc v in = v in (nom) ; i out = i out (max) ; v o = v o (nom) input current - maximum i in (max.) 3.20 adc v in = v in (min) ; i out = i out (max) ; v o = v o (nom), measured at converter input capacitor ripple current i in (ripple) 50 ma rms i out = i out (max) , measured 150 ma pk-pk without standard filter. see application note 138 reflected ripple current i in (refl) 2 ma rms i out = i out (max) , measured 7.5 ma pk-pk with standard filter. see application note 138 input capacitance - c input 2.65 ? internal to converter internal input capacitance - c bypass 33 ? recommended customer external bypass added capacitance, <0.7 esr characteristic symbol min typ max units notes and conditions nominal set-point voltage v o (nom) 2.46 2.50 2.54 vdc v in = v in (nom) ; i out = i out (nom) total regulation band v o 2.42 2.58 vdc for all line, static load and temperature until end of life line r egulation 0.01 0.1 % i out = i out (nom), v in (min) to v in (max) load regulation 0.02 0.2 % v in = v in (nom), i out (min) to i out (max) t emperature regulation 0.02 ?/? v in = v in (nom), i out = i out (max) output current continuous iout 0 40 adc output cur r ent - shor t circuit i sc 15 a r ms continuous, unit auto recovers from short, v o < 100 mv load transient r esponse - v dynamic peak deviation for 50% to 75% peak deviation 20 mv step load, di/dt = 100 ma/?, 90 mv step load, di/dt = 1 a/? load transient r esponse - t recovery 20 s settling time to within 1% of r ecover y output set point voltage for 50% to 75% load step exter nal load capacitance c ext 0 40,000 f higher load capacitance values may be possible. contact ar tesyn technologies for details output voltage - noise v p-p 25 60 mv pk-pk measur ement bandwidth 20 mhz v rms 5 20 mv r ms see application note 138 for test set-up file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005
eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 7 www.artesyn.com protection and control features les40a48-2v5j model efficiency les40a48-2v5j model characteristic symbol min typ max units notes and conditions overvoltage setpoint v ov 2.87 3.12 vdc non-latching. see application note 138 for details overcurrent limit inception i oc 42 46 50 adc v o = 90% of v o (nom) output voltage trim range 110 % trim up (% of v o nom ) limit o/p to 100 watts 80 % trim down (% of v o nom ) see application note 138 for details of trim equations and trim curves open sense voltage 2.50 vdc characteristic symbol min typ max units notes and conditions efficiency 89.5 91.0 % i out = 100% l out (max) , v in = v in (nom) ef ficiency 91.5 % i out = 50% i out (max) , v in = v in (nom) file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005
sxa10 series | 1 0w dc/dc eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 8 input characteristics les30a48-3v3j model electrical characteristics - o/p les30a48-3v3j model characteristic symbol min typ max units notes and conditions input current - operating i in 2.28 adc v in = v in (nom) ; i out = i out (max) ; v o = v o (nom) input current - maximum i in (max.) 3.20 adc v in = v in (min) ; i out = i out (max) ; v o = v o (nom), measured at converter input capacitor ripple current i in (ripple) 50 ma rms i out = i out (max) , measured 150 ma pk-pk without standard filter. see application note 138 reflected ripple current i in (refl) 2 ma rms i out = i out (max) , measured 7.5 ma pk-pk with standard filter. see application note 138 input capacitance - c input 2.65 ? internal to converter internal input capacitance - c bypass 33 ? recommended customer external bypass added capacitance, <0.7 esr characteristic symbol min typ max units notes and conditions nominal set-point voltage v o (nom) 3.25 3.30 3.35 vdc v in = v in (nom) ; i out = i out (nom) total regulation band v o 3.20 3.40 vdc for all line, static load and temperature until end of life line r egulation 0.01 0.1 % i out = i out (nom), v in (min) to v in (max) load regulation 0.02 0.2 % v in = v in (nom), i out (min) to i out (max) t emperature regulation 0.02 ?/? v in = v in (nom), i out = i out (max) output current continuous iout 0 30 adc output cur r ent - shor t circuit i sc 11 a r ms continuous, unit auto recovers from short, v o < 100 mv load transient r esponse - v dynamic peak deviation for 50% to 75% peak deviation 25 mv step load, di/dt = 100 ma/?, 90 mv step load, di/dt = 1 a/? load transient r esponse - t recovery 20 s settling time to within 1% of r ecover y output set point voltage for 50% to 75% load step exter nal load capacitance c ext 0 10,000 f higher load capacitance values may be possible. contact ar tesyn technologies for details output voltage - noise v p-p 25 60 mv pk-pk measur ement bandwidth 20 mhz v rms 5 20 mv r ms see application note 138 for test set-up file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005
eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 9 www.artesyn.com protection and control features les30a48-3v3j model efficiency les30a48-3v3j model characteristic symbol min typ max units notes and conditions overvoltage setpoint v ov 3.80 4.13 vdc non-latching. see application note 138 for details overcurrent limit inception i oc 31.5 34.5 37.5 adc v o = 90% of v o (nom) output voltage trim range 110 % trim up (% of v o nom ) limit o/p to 99 watts 80 % trim down (% of v o nom ) see application note 138 for details of trim equations and trim curves open sense voltage 3.30 vdc characteristic symbol min typ max units notes and conditions efficiency 89.0 90.5 % i out = 100% l out (max) , v in = v in (nom) ef ficiency 92.0 % i out = 50% i out (max) , v in = v in (nom) file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005
sxa10 series | 1 0w dc/dc eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 10 input characteristics les20a48-5v0j model electrical characteristics - o/p les20a48-5v0j model characteristic symbol min typ max units notes and conditions input current - operating i in 2.26 adc v in = v in (nom) ; i out = i out (max) ; v o = v o (nom) input current - maximum i in (max.) 3.20 adc v in = v in (min) ; i out = i out (max) ; v o = v o (nom), measured at converter input capacitor ripple current i in (ripple) 50 ma rms i out = i out (max) , measured 150 ma pk-pk without standard filter. see application note 138 reflected ripple current i in (refl) 2 ma rms i out = i out (max) , measured 7.5 ma pk-pk with standard filter. see application note 138 input capacitance - c input 2.65 ? internal to converter internal input capacitance - c bypass 33 ? recommended customer external bypass added capacitance, <0.7 esr characteristic symbol min typ max units notes and conditions nominal set-point voltage v o (nom) 4.92 5.00 5.08 vdc v in = v in (nom) ; i out = i out (nom) total regulation band v o 4.85 5.15 vdc for all line, static load and temperature until end of life line r egulation 0.01 0.1 % i out = i out (nom), v in (min) to v in (max) load regulation 0.02 0.2 % v in = v in (nom), i out (min) to i out (max) t emperature regulation 0.02 ?/? v in = v in (nom), i out = i out (max) output current continuous iout 0 20 adc output cur r ent - shor t circuit i sc 7 a r ms continuous, unit auto recovers from short, v o < 100 mv load transient r esponse - v dynamic peak deviation for 50% to 75% peak deviation 25 mv step load, di/dt = 100 ma/?, 100 mv step load, di/dt = 1 a/? load transient r esponse - t recovery 20 s settling time to within 1% of r ecover y output set point voltage for 50% to 75% load step exter nal load capacitance c ext 0 10,000 f higher load capacitance values may be possible. contact ar tesyn technologies for details output voltage - noise v p-p 45 60 mv pk-pk measur ement bandwidth 20 mhz v rms 10 20 mv r ms see application note 138 for test set-up file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005
eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 11 www.artesyn.com protection and control features les20a48-5v0j model efficiency les20a48-5v0j model characteristic symbol min typ max units notes and conditions overvoltage setpoint v ov 5.8 6.5 vdc non-latching. see application note 138 for details overcurrent limit inception i oc 21 23 25 adc v o = 90% of v o (nom) output voltage trim range 110 % trim up (% of v o nom ) limit o/p to 100 watts 80 % trim down (% of v o nom ) see application note 138 for details of trim equations and trim curves open sense voltage 5.0 vdc characteristic symbol min typ max units notes and conditions efficiency 91.0 92.0 % i out = 100% l out (max) , v in = v in (nom) ef ficiency 92.5 % i out = 50% i out (max) , v in = v in (nom) file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005
figure 6: typical transient response 75-50% step load change (1 a/?), top (vout) bottom (iout) figure 1: derating curve with forced air figure 2: efficiency vs. line figure 3: efficiency vs. load les40a48-2v5j model sxa10 series | 1 0w dc/dc eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 12 figur e 4: turn-on characteristic, top (vout), bottom (vin) figur e 5: control on/off characteristic, top (vout), bottom (remote on/off) file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005 0 5 10 15 20 25 30 35 40 60 70 80 90 100 e f f i c i e n c y ( % ) output current (a) 36 vin 48 vin 75 vin 35 45 55 65 75 84 86 88 90 92 94 e f f i c i e n c y ( % ) input vo ltage (v) 25 35 45 55 65 75 85 0 10 20 30 40 50 o u t p u t c u r r e n t ( a ) ambient temperature (o) 0.5 m/s (100 lfm) 1 m/s (200 lfm) 1.5 m/s (300 lfm) 2 m/s (400 lfm)
eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 13 www.artesyn.com figure 7: typical transient response 50-75% step load change (1 a/?), top (vout) bottom (iout) figure 8: typical output ripple and noise measurement figure 9: current limit characteristic les40a48-2v5j model figur e 10: t ur n-of f characteristic file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005
figure 16: typical transient response 75-50% step load change (1 a/?), top (vout) bottom (iout) figure 11: derating curve with forced air figure 12: efficiency vs. line figure 13: efficiency vs. load les30a48-3v3j model sxa10 series | 1 0w dc/dc eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 14 figur e 14: turn-on characteristic, top (vout), bottom (vin) figur e 15: control on/off characteristic, top (vout), bottom (remote on/off) file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005 0 5 10 15 20 25 30 60 70 80 90 100 e f f i c i e n c y ( % ) output current (a) 36 vin 48 vin 75 vin 35 43 51 59 67 75 82 84 86 88 90 92 e f f i c i e n c y ( % ) input vo ltage (v) 25 35 45 55 65 75 85 0 5 10 15 20 25 30 35 o u t p u t c u r r e n t ( a ) ambient temperature (o) 0.5 m/s (100 lfm) 1 m/s (200 lfm) 1.5 m/s (300 lfm) 2 m/s (400 lfm)
eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 15 www.artesyn.com figure 17: typical transient response 50-75% step load change (1 a/?), top (vout) bottom (iout) figure 18: typical output ripple and noise measurement figure 19: current limit characteristic les30a48-3v3j model figur e 20: t ur n-of f characteristic file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005
figure 26: typical transient response 75-50% step load change (1 a/?), top (vout) bottom (iout) figure 21: derating curve with forced air figure 22: efficiency vs. line figure 23: efficiency vs. load les20a48-5v0j model sxa10 series | 1 0w dc/dc eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 16 figur e 24: turn-on characteristic, top (vout), bottom (vin) figur e 25: control on/off characteristic, top (vout), bottom (remote on/off) file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005 35 43 51 59 67 75 84 86 88 90 92 94 e f f i c i e n c y ( % ) input vo ltage (v) 25 55 70 85 0 5 10 15 20 o u t p u t c u r r e n t ( a ) ambient temperature (o) 40 0.5 m/s (100 lfm) 1 m/s (200 lfm) 1.5 m/s (300 lfm) 2 m/s (400 lfm) 0 5 10 15 20 60 70 80 90 100 e f f i c i e n c y ( % ) output current (a) 3 6 vin 48 vin 7 5 vin
eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 17 www.artesyn.com figure 27: typical transient response 50-75% step load change (1 a/?), top (vout) bottom (iout) figure 28: typical output ripple and noise measurement figure 29: current limit characteristic les20a48-5v0j model figur e 30: t ur n-of f characteristic file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005
sxa10 series | 1 0w dc/dc eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters 18 file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005 pin connections pin no. function 1 vin+ 2 on/off 3 vin- 4 vout- 5 sense- 6 trim 7 sense+ 8 vout+ figur e 32 - sur face-mount mechanical drawing and pinout t able figur e 31 - thr ough-hole mechanical drawing, dimension options and pinout table dimension options option clearance height ?.016 (0.41) +0.022 (0.56) -0.030 (0.76) a 0.030 (0.76)) 0.300 (7.62) e 0.070 (1.78) 0.340 (8.64) pin connections pin no. function 1 v in+ 2 on/off 3 vin- 4 v out- 5 sense- 6 trim 7 sense+ 8 v out+ 2 .30 (58.4) 2 .000 (50.80) 0.300 (7.62) 0 .45 (11.4) ? 0.062 0.002 ( ? 1 .57 0.05) (2 pls) 1 4 5 6 7 8 3 2 top view ? 0.040 0.002 ( ? 1.02 0.05) (6 pls) 0.90 (22.9) 0.150 (3.81) 0.300 (7.62) 0 .145 0.020 ( 3.68 0.51) 0 .188 (4.78) clearance s ee option table h eight see option table dimensions in inches (mm) t olerances (unless otherwise specified) x.xx 0.02 (x.x 0.5) x.xxx 0.010 (x.xx 0.25) 2.30 (58.4) 2 .000 (50.80) 0 .300 (7.62) ? 0.074 0.003 ( ? 1 .88 0.08) (2 pls) 1 4 5 6 7 8 3 2 ? 0 .054 0.00 ( ? 1.37 0.08) (6 pls) 0.300 ( 7.62) 0 .145 0.020 ( 3.68 0.51) recommended hole pattern 0.150 (3.81) 0.150 ( 3.81) 0.150 (3.81) 0 .90 ( 22.9) 0 .45 ( 11.4) dimensions in inches (mm) tolerances (unless otherwise s pecified) x.xx 0.02 (x.x 0.5) x.xxx 0.010 (x.xx 0.25) clearance 0.015 (0.38) 0.300 (7.62) 0.300 (7.62) 0.4500.020 (11.43 0.51) 0.90 (22.9) 0.300 (7.62) ? 0.058 0.008 ( ?1.47 0.02) (6 pls) 0.4500.020 0 .90 (22.9) 0 .300 (7.62) 0 .0570.020 (1.450.51) 0.150 (3.81) 8 1 2.000 top view 0.145 0.020 (3.68 0.51) 2 3 5 4 6 7 2.186 (55.52) 2.30 (58.4) 0.057 0.020 (1.45 0.51) 0.150 (3.81) 0.067(1.70) x 0.118(3.00) (8 pls) ?0.080 0.008 ( ?2.03 0.02) (2 pls) 0 .150 (3.81) top view 3 2 1 4 5 8 6 7 0.150 (3.81) 2.186 ( 55.52) 2.30 (58.4) 0.055 (1.40) x 0.105 (2.67) (7 pls) (50.80) (11.43 0.51) height 0.28 (7.1) lead coplanarity within 0.006 [0.15] max ref ipc-2222 level b ref ipc-2222 level b
sxa10 series | 1 0w dc/dc eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters note 1 the remote on/off pin is referenced to vin-. note 2 active low remote on/off is available. standard product is active high. when ordering active low parts, designate with the suffix r e.g. les40a48-2v5raj. see application note 138 for detailed information regarding on/off control implementation. caution: hazardous internal voltages and high temperatures. ensure that unit is accessible only to trained personnel. the user must provide the recommended fusing in order to comply with safety approvals. 19 www.artesyn.com file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005
longfor m datasheet ar tesyn t echnologies?2005 the information and specifications contained in this datasheet are believed to be correct at time of publication. however, artesyn technologies accepts no responsibility for consequences arising from printing errors or inaccuracies. specifications are subject to change without notice. no rights under any patent accompany the sale of any such pr oduct(s) or infor mation contained herein. eighth-brick series | 100 w dc-dc high efficiency, high current, low profile dc-dc converters north america e -mail: sales.us@artesyn.com % 800 769 7274 % +508 628 5600 european locations e-mail: sales.europe@artesyn.com ireland % + 353 24 93130 austria % +43 1 80150 far east loca tions e-mail: sales.asia@artesyn.com hong kong % + 852 2699 2868 20 www.artesyn.com file name: lf_eighth_brick_100w_ultra.pdf rev (04): 15 nov 2005

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