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4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 1 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com features: 9 small size, minimal footprint ? smt/sip package 9 15a output current (all voltages) 9 high efficiency: up to 96% 9 high reliability 9 rohs compliant 9 cost efficient open frame design 9 output voltage programmable by an external resistor 9 monotonic start with pre-bias 9 over-current and over-temperature protection output input efficiency pard (mvp-p) regulation max vin nom. (v) range (v) iin max (a) full load vout (v) iout (a) typ. max. line load typ. 1 15 28 50 +/-0.2% +/-0.4% 5 3 ?5.5 5.81 82% 1.2 15 28 50 +/-0.2% +/-0.4% 5 3 ?5.5 6.89 84% 1.5 15 28 50 +/-0.2% +/-0.4% 5 3 ?5.5 8.42 87% 1.8 15 28 50 +/-0.2% +/-0.4% 5 3 ?5.5 9.89 88% 2 15 28 50 +/-0.2% +/-0.4% 5 3 ?5.5 10.86 89% 2.5 15 28 50 +/-0.2% +/-0.4% 5 3 ?5.5 11.5 92% 3.3 15 28 50 +/-0.2% +/-0.4% 5 4.5-5.5 11.45 94%
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 2 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com input characteristics notes & conditions min typ. max units input voltage operating range 3.0 5 5.5 vdc input reflected ripple current 100 ma p-p inrush current transient 0.4 a 2 s input filter type (external) 100 f input turn on threshold 2.8 v input turn off threshold 2.7 v on control open or 0 to +0.4v off control +2.8v to vin (<3ma) output characteristics notes & conditions min typ. max units vout accuracy 50% load -1.5 +1.5 % output loading 0 15 a output ripple & noise @ 20mhz bandwidth. 30 mv maximum capacitive load low esr 8000 f vout trim range (nom) 0.9 3.3 v total accuracy over line/load temperature <3% current limit 19.5 23 27 a output line regulation -0.2 +0.2 % output load regulation -0.5 +0.5 % turn-on overshoot 1 % sc protection technique hiccup with auto recovery pre-bias start-up at output unit starts monotonically with pre- bias dynamic characteristics notes & conditions min typ. max units load transient 50% step, 2.5a/ s 100 mv settling time 100 s frequency 300khz start-up time vin to vout and on/off to vout vout rise to monotonic <20 ms general specifications notes & conditions min typ. max units mtbf calculated (mil-hdbk-217f) 1.4 x10 6 hrs demonstrated @ 90% confidence level 1 x10 6 hrs thermal protection hotspot 110 120 c operating temperature wit hout derating -40 60 c dimensions 2?lx0.34?wx0.5?h (50.8x8.64x12.7mm) pin dimensions 0.03? (0.76mm) pin material round copper with tin-lead plated over nickel underplate weight 0.3 ounces (8.5g) flammability rating ul94v-0 standards compliance csa c22.2, no.60950/ul 60950, third edition (2000), file ul e165113
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 3 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com thermal considerations the power module operates in a variety of thermal environments; however, sufficient cooling should be provided to help ensure reliable operation of the unit. the thermal data presented is based on measurements taken at various airflows. note that airflow is parallel to the long axis of the module as shown in figure 1 and derating applies accordingly. figure 1. thermal tests set-up. the temperature at either location should not exceed 110oc. the output power of the module should not exceed the rated power for the module(vo,set x io,max). convection requirements for cooling to predict the approximate cooling needed for the module, refer to the power derating curves in figures 2-15 . these derating curve are approximations of the ambi ent temperature and airflow required to keep the power module temperature below it's maximum rating. once the module is assembled in the actual system, the module's temperature should be verified.
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 4 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com typical derating curves sip/smt version nca0151330s (5vi, 3.3vo) derating curve 0 2 4 6 8 10 12 14 16 0 101730405060708090 ambient temperature (c) output current (a) 0 lfm 100 lfm 200 lfm fig. 2. smt power derating vs output current for 5vin 3.3v out. nca0151330b (5vi, 3.3vo) derating curve 0 2 4 6 8 10 12 14 16 0 202940505360708090 ambient temperature (c) output current (a) 0 lfm 100 lfm 200 lfm fig. 3. sip power derating vs output current for 5vin 3.3v out.
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 5 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com nca0151330s (5vi, 2.5vo) derating curve 0 2 4 6 8 10 12 14 16 0 101830405060708090 ambient temperature (c) output current (a) 0 lfm 100 lfm 200 lfm fig 4. smt power derating vs output current for 5vin 2.5v out. nca0151330b (5vi, 2.5vo) derating curve 0 2 4 6 8 10 12 14 16 0 102030405060708090 ambient temperature (c) output current (a) 0 lfm 100 lfm 200 lfm fig 5. sip power derating vs output current for 5vin 2.5v out.
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 6 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com nca0151330s (5vi, 2.0vo) derating curve 0 2 4 6 8 10 12 14 16 0 102030405060708090 ambient temperature (c) output current (a) 0 lfm 100 lfm 200 lfm fig 6. smt power derating vs output current for 5vin 2.0v out. nca0151330b (5vi, 2.0vo) derating curve 0 2 4 6 8 10 12 14 16 0 102030405060708090 ambient temperature (c) output current (a) 0 lfm 100 lfm 200 lfm fig 7. sip power derating vs output current for 5vin 2.0v out.
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 7 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com nca0151330s (5vi, 1.8vo) derating curve 0 2 4 6 8 10 12 14 16 0 102230405060708090 ambient temperature (c) output current (a) 0 lfm 100 lfm 200 lfm fig 8. smt power derating vs output current for 5vin 1.8v out. nca0151330b (5vi, 1.8vo) derating curve 0 2 4 6 8 10 12 14 16 0 202430405060708090 ambient temperature (c) output current (a) 0 lfm 100 lfm 200 lfm fig 9. sip power derating vs output current for 5vin 1.8v out.
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 8 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com nca0151330s (5vi, 1.5vo) derating curve 0 2 4 6 8 10 12 14 16 0 102530405060708090 ambient temperature (c) output current (a) 0 lfm 100 lfm 200 lfm fig 10. smt power derating vs output current for 5vin 1.5v out. nca0151330b (5vi, 1.5vo) derating curve 0 2 4 6 8 10 12 14 16 0 102030405060708090 ambient temperature (c) output current (a) 0 lfm 100 lfm 200 lfm fig 11. sip power derating vs output current for 5vin 1.5v out.
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 9 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com nca0151330s (5vi, 1.2vo) derating curve 0 2 4 6 8 10 12 14 16 0 102730405060708090 ambient temperature (c) output current (a) 0 lfm 100 lfm 200 lfm fig 12. smt power derating vs output current for 5vin 1.2v out. nca0151330b (5vi, 1.2vo) derating curve 0 2 4 6 8 10 12 14 16 0 102030405060708090 ambient temperature (c) output current (a) 0 lfm 100 lfm 200 lfm fig 13. sip power derating vs output current for 5vin 1.2v out.
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 10 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com nca0151330s (5vi, 1.0vo) derating curve 0 2 4 6 8 10 12 14 16 0 102830405060708090 ambient temperature (c) output current (a) 0 lfm 100 lfm 200 lfm fig. 14. smt power derating vs output current for 5vin 1.0v out. nca0151330b (5vi, 1.0vo) derating curve 0 2 4 6 8 10 12 14 16 0 102030405060708090 ambient temperature (c) output current (a) 0 lfm 100 lfm 200 lfm fig 15. sip power derating vs output current for 5vin 1.0v out.
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 11 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com typical efficiency curves for various voltage models sip/smt version. nca0151330s (3.3vo, 25c) eff vs output load 80.00% 82.00% 84.00% 86.00% 88.00% 90.00% 92.00% 94.00% 96.00% 98.00% 123456789101112131415 output load (a) efficiency (%) vin=4.5v vin=5.0v vin=5.5v fig 16. smt efficiency curves for vout=3.3v (25c) nca0151330b (3.3vo, 25c) eff vs output load 80.00% 82.00% 84.00% 86.00% 88.00% 90.00% 92.00% 94.00% 96.00% 98.00% 123456789101112131415 output load (a) efficiency (%) vin=4.5v vin=5.0v vin=5.5v fig 17. sip efficiency curves for vout=3.3v (25c)
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 12 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com nca0151330s (2.5vo, 25c) eff vs output load 70.00% 75.00% 80.00% 85.00% 90.00% 95.00% 100.00% 123456789101112131415 output load (a) efficiency (%) vin=3.0v vin=5.0v vin=5.5v fig 18. smt efficiency curves for vout=2.5v (25c) nca0151330b (2.5vo, 25c) eff vs output load 70.00% 75.00% 80.00% 85.00% 90.00% 95.00% 100.00% 123456789101112131415 output load (a) efficiency (%) vin=3.0v vin=5.0v vin=5.5v fig 19. sip efficiency curves for vout=2.5v (25c)
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 13 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com nca0151330s (2.0vo, 25c) eff vs output load 0.00% 10.00% 20.00% 30.00% 40.00% 50.00% 60.00% 70.00% 80.00% 90.00% 100.00% 123456789101112131415 output load (a) efficiency (%) vin=3.0v vin=5.0v vin=5.5v fig 20. smt efficiency curves for vout=2.0v (25c) nca0151330b (2.0vo, 25c) eff vs output load 0.00% 10.00% 20.00% 30.00% 40.00% 50.00% 60.00% 70.00% 80.00% 90.00% 100.00% 123456789101112131415 output load (a) efficiency (%) vin=3.0v vin=5.0v vin=5.5v fig 21. sip efficiency curves for vout=2.0v (25c)
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 14 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com nca0151330s (1.8vo, 25c) eff vs output load 0.00% 10.00% 20.00% 30.00% 40.00% 50.00% 60.00% 70.00% 80.00% 90.00% 100.00% 123456789101112131415 output load (a) efficiency (%) vin=3.0v vin=5.0v vin=5.5v fig 22. smt efficiency curves for vout=1.8v (25c) nca0151330b (1.8vo, 25c) eff vs output load 70.00% 75.00% 80.00% 85.00% 90.00% 95.00% 123456789101112131415 output load (a) efficiency (%) vin=3.0v vin=5.0v vin=5.5v fig 23. sip efficiency curves for vout=1.8v (25c)
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 15 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com nca0151330s (1.5vo, 25c) eff vs output load 0.00% 10.00% 20.00% 30.00% 40.00% 50.00% 60.00% 70.00% 80.00% 90.00% 100.00% 123456789101112131415 output load (a) efficiency (%) vin=3.0v vin=5.0v vin=5.5v fig 24. smt efficiency curves for vout=1.5v (25c) nca0151330b (1.5vo, 25c) eff vs output load 0.00% 10.00% 20.00% 30.00% 40.00% 50.00% 60.00% 70.00% 80.00% 90.00% 100.00% 123456789101112131415 output load (a) efficiency (%) vin=3.0v vin=5.0v vin=5.5v fig 25. sip efficiency curves for vout=1.5v (25c)
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 16 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com nca0151330s (1.2vo, 25c) eff vs output load 0.00% 10.00% 20.00% 30.00% 40.00% 50.00% 60.00% 70.00% 80.00% 90.00% 100.00% 123456789101112131415 output load (a) efficiency (%) vin=3.0v vin=5.0v vin=5.5v fig 26. smt efficiency curves for vout=1.2v (25c) nca0151330b (1.2vo, 25c) eff vs output load 0.00% 10.00% 20.00% 30.00% 40.00% 50.00% 60.00% 70.00% 80.00% 90.00% 100.00% 123456789101112131415 output load (a) efficiency (%) vin=3.0v vin=5.0v vin=5.5v fig 27. sip efficiency curves for vout=1.2v (25c)
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 17 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com nca0151330s (1.0vo, 25c) eff vs output load 0.00% 10.00% 20.00% 30.00% 40.00% 50.00% 60.00% 70.00% 80.00% 90.00% 100.00% 123456789101112131415 output load (a) efficiency (%) vin=3.0v vin=5.0v vin=5.5v fig 28. smt efficiency curves for vout=1.0v (25c) nca0151330b (1.0vo, 25c) eff vs output load 0.00% 10.00% 20.00% 30.00% 40.00% 50.00% 60.00% 70.00% 80.00% 90.00% 100.00% 123456789101112131415 output load (a) efficiency (%) vin=3.0v vin=5.0v vin=5.5v fig 29. sip efficiency curves for vout=1.0v (25c)
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 18 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com typical start up ch 1. enable ch2. vout, full load. ch3. q1-vgs ch4. q2-vgs typical start up with pre-bias ch1 : enable ch2 : vout ch3 : output current at no load.
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 19 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com typical output noise and ripple output voltage set point adjustment. the following relationship establish the calculation of external resistors: 5110 7525 . 0 21070 ? ? = vo r adj for vout setting an external resistor is connected between the trim and ground pin. resistor values for different output voltages are calculated as given in the table: vo, set (volts) radj (k ) 3.3 3.160 2.5 6.947 2.0 11.780 1.8 15.004 1.5 23.077 1.2 41.973 1.0 80.02 0.9 137.74 0.75 open remote sense: all c&d smt/sip power modules offer an option for remote sense. the remote sense compensates for any distribution drops to accurately control voltage at the point of load. the voltage between the sense pin to vout pin should not exceed 0.5v.
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 20 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com smt lead free reflow profile 1. ramp up rate during preheat : 1.33 /sec ( from 30 to 150 ) 2. soaking temperature : 0.29 /sec ( from 150 to 180 ) 3. ramp up rate during reflow : 0.8 /sec ( from 220 to 250 ) 4. peak temperature : 250 , above 220 40 to 70 seconds 5. ramp up rate during cooling : -1.56 /sec ( from 220 to 150 )
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 21 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com mechanical and pinning information. given below is the outline drawing showing physi cal dimensions of the sip & smt package. the external dimensions for smt package are 33.00mm x 13.46mm x 9.30mm. whereas, the external dimensions of t he sip version are 50.8mm x 12.7mm x 8.3mm. 10.29 13.46 1.22 7.54 4.83 4.83 4.83 7.87 33.0 1.91 1.60 2.84 (1.30) (0.310) (0.190) (0.190) (0.190) (0.297) (0.405) (0.530) (0.075) (0.048) (0.112) (0.063) +sense trim +vo com on/off +vin 1.65 9.30 (0.366) (0.065) max. dimensions are in millimeters(inches) tolerances :x.x = 0.5mm(0.02in),x.xx = 0.25mm(0.010in),unless otherwise noted. bottom view of board surface mount contact l1 inductor a k j i h g c d l b m n e f pin connection function +output +output +sense +output common pin 1 2 3 4 5 6 all dimmension in inches(mm) tolerance : .xx= 0.04 .xxx= 0.010 7 8 9 10 11 +v input +v input no pin trim on/off control 12 3 4 5 6 7 8 9 10 11 layout patter n top view 2.00(50.8) 0.50(12.7) 0.327(8.3) 0.23(5.8) 0.05(1.3) 0.10(2.54) 1.00(25.4) 0.40(10.2) 0.139(3.53) 0.025(0.64) 0.33(8.4) 0.29(7.4) 1.1mm plated through hole 1.6mm pad size 0.28(7.10) 0.025(0.64) common
4118 14 th avenue, unit 4 markham, ontario l3r 0j3 1-866-740-1232 4607 s.e. international way milwaukie, oregon 97222 1-971-206-2800 page 22 nca015 6200820000 a02 03ma r 06 volant nca015 series non-isolated 15a sip/smt dc/dc converters www.cdtechno-cps.com safety considerations ordering information part number vin vout iout enable logic pin length nca0151330b0c 3.0v - 5.5v 1.0v - 3.3v 15a negative 0.139" nca0151330s0c 3.0v - 5.5v 1. 0v - 3.3v 15a negative smt nca0151331b0c 3.0v - 5.5v 1.0v - 3.3v 15a positive 0.139" nca0151331s0c 3.0v - 5.5v 1. 0v - 3.3v 15a positive smt label information pin length option b=0.139? s=smt enable logic, 0 fo r ?ve , 1 for +ve vout iout place holde r vout range f=fixed a=adjustable vin (value or range) c= 3.3v-5.0v e= 8.3v -14v f= 6.0v-14v non-isolated family 0 = standard. (no pgood option) p = power good option c = rohs compliant n c a 0 1 5 1 3 3 0 b 0 ? x c x = factory control character (not required when ordering) the nca series of converters are certified to iec/en/csa/ul 60950. if this product is bu ilt into informa tion technology equipment, the installation must comply with the above standar d. an external input fuse of less than 50 amps (5a to 30a recommended), must be used to meet the above requirem ents. the output of the c onverter [vo(+)/vo(-)] is considered to remain within selv lim its when the input to the converte r meets selv or tnv-2 requirements. the converters and materials meet ul 94v-0 flammability ratings. c&d technologies, inc. reserves the right to alter or improve the specification, inte rnal design or manufacturing process at an y time, without notice. please check with your supplier or visit our website to ensure that you have the current and complete specification for your pr oduct before use. ? c&d technologies, inc. 2004 no part of this publication may be copied, transmitted, or stored in a retrieval system or reproduced in any way including, but not limited to, photography, photocopy, magnetic or other recording means, wi thout prior written permission from c&d technologies, inc. instructions for use are available from: www.cdtechno-cps.com rohs compliant the nca015 series of converters is in compliance with the european union directiv e 2002/95/ec (rohs) with repsect to the follo wing sustances: lead (pb), mercury (hg), cadmiu m (cd), hexavalent chromium, polybrominat ed biphenyls (pbb) or polybrominated dipheny l ethers ( pbde ) .

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