bothhand usa e-mail: sales@bothhandusa.com http://www.bothhandusa.com rev:20101011a page 1 of 4 isolated dc-dc converters bua15l series -- 15 watt features wide 2 : 1 input voltage range(9~18v,18~36v,36~75v) output current up to 4a fixed switching frequency input / output isolation voltage: 1.5k vdc extended operating temperature range: -40c to +71c output short circuit protection: c ontinuous & auto recovery over voltage protection: clamp mode shielded metal case with insulated baseplate lead free design, rohs compliant industry standard pinout customer design available t e chnical specification all specifications are typical at nominal input, full load and 25c unless otherwise stated. output current (ma) input current (ma) model number input voltage range output voltage (vdc) min. load (1) full. load no load full load eff . (2) (%) capacitive load, max. (3) (uf) bua15-12s0l 3.3 200 4000 7 1467 79 10000 bua15-12s1l 5.1 120 3000 7 1623 81 600 bua15-12s2l 12 0 1250 18 1543 85 1800 bua15-12s3l 15 0 1000 21 1524 86 990 BUA15-12D2L 12 0 625 28 1543 85 470 bua15-12d3l 9~18v nominal:12vdc 15 0 500 29 1524 86 100 bua15-24s0l 3.3 200 4000 5 724 80 10000 bua15-24s1l 5.1 95 3000 6 791 83 10000 bua15-24s2l 12 0 1250 10 762 86 1700 bua15-24s3l 15 0 1000 11 753 87 660 bua15-24d2l 12 0 625 14 762 86 430 bua15-24d3l 18~36v nominal:24vdc 15 0 500 36 762 86 220 bua15-48s0l 3.3 200 4000 2 362 80 10000 bua15-48s1l 5.1 120 3000 3 401 82 8440 bua15-48s2l 12 0 1250 6.5 377 87 1000 bua15-48s3l 15 0 1000 8 372 88 470 bua15-48d2l 12 0 625 8 377 87 330 bua15-48d3l 36~75v nominal:48vdc 15 0 500 8 377 87 160 description =.r =c1ub> mr%are h%r aesnhcro ubf ?vd?v assnr%cr%el ?realsro tac. .al.ng riiaaarsag( hnnst c.r ser%hcasl crter%hcc%r %hslr si c.rer csace cs ir owr,v cs :mu,v as h brlg~vblw~urlvtt ehaehlr tac. asocec%goechsoh%o eassccl 0c%c.r% irhcc%re asancor taor v d u asecc nsnchlr %hslr( sccecc e.s%coaa%acac e%scracass hso snr% nsnchlr e%scracassl applications these converters are well suitable for battery operated equipment, measurement equipment, telecom, wireless network, industry control system, everywhere where isolated, tightly regulated voltages and compact size are required.
bothhand usa e-mail: sales@bothhandusa.com http:// www.bothhand usa.com rev:20101011a page 2 of 4 isolated dc-dc converters bua15l series -- 15 watt input specifications 12 v nominal input 9-18vdc input voltage 24v nominal input 18-36vdc 48v nominal input 36-75vdc input filter pi type 12 v input 25vdc input surge voltage 24v input 50vdc (100ms max.) 48v input 100vdc input reflected ripple current nominal vin and full load 80map-p typ. start up time nominal vin and constant resistive load 680ms typ. environmental specifications operating ambient temperature -40c to +71c(without derating) maximum case temperature +100c storage temperature range -55c to +105c relative humidity 5% to 95% rh temperature coefficient 0.02% / c max. output specifications output power 15 watts max. voltage accuracy full load and nominal vin 1% minimum load see table line regulation ll to hl at full load 0.5% 25% load to full load single 1% balanced load dual 0.5% load regulation unbalanced load 25% to 100% full load 3% ripple and noise 20mhz bandwidth 75 mvp-p max. 3. 3vout models 3.9v over voltage protection 5vout models 6.2v (zener diode clamp) 12vout models 15v 15vout models 18v capacitive load see table over load protection % of full load at nominal input 150% typ. short circuit protection continuous, automatic recovery transient response settling time 50% load step change 2200s typ. transient response over shoot di/dt=0.8a/s 5% of vo
bothhand usa e-mail: sales@bothhandusa.com http://www.bothhandusa.com rev:20101011a page 3 of 4 isolated dc-dc converters bua15l series -- 15 watt bua15l series p ower derating curve (4) a mbient temp.ta ( ) bua15-48s1 l bua15-48s1l input voltage vs. efficiency output current vs. efficiency input voltage (v) output current (a) general specifications efficiency nominal input see table isolation voltage input to output 1500vdc isolation resistance 1 0 9 ohms min. isolation capacitance 580pf typ. switching frequency 300khz typ. reliability, calculated mtbf 2.24 10 6 hrs physical specifications case material nickel-coated copper base material non-conductive black plastic potting material silicon rubber (ul94v-0) 2. 0 1.0 0.4 inch dimensions (50.8 25.4 10.2 mm) weight 32 .0g (1.13oz) typ. output power (%) efficiency (%) efficiency (%)
bothhand usa e-mail: sales@bothhand usa.com http://www.bothhandusa.com rev:20101011a page 4 of 4 isolated dc-dc converters bua15l series -- 15 watt b u a15-48s1l bua15-48s1l transient response at 50%~100% max load l oop gain & phase at vi=48v,full load note 1 . io below this value will not damage these converters, however, they may not meet all listed specifications. 2. typical value, tested at nominal input and full load. 3. for each output. 4. based on bua15-48s1l. mechanical dimensions s p ecifications subject to change without notice. pin assignment pin single dual 1 +vin +vin 2 -vin -vin 3 +vout +vout 4 no pin common 5 -vout -vout unit: mm [inch] tolerance: 0.5[0.02]
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