lcd20 1 www.pduke.com 2014/04/30 lcd20 series dc-dc converter 2:1 wide input range up to 20watts features applications ? no minimum load required ? 1600vdc input to output isolation ? small size and low profile 1.0 x 1.0 x 0.39 inch ? six-sided continuous shield ? meet en55022 class a without external components ? ul60950-1, en60950-1, & iec60950-1 safety approvals ? ce marked ? compliant to rohs ii & reach ? wireless network ? telecom/datacom ? industry control system ? distributed power architectures ? semiconductor equipment 1600vdc isolation remote control uvp ocp scp ovp low standby power technical specification all specifications are typical at nominal input, ful l load and 25 otherwise noted input range output voltage output current @full load input current @ no load efficiency maximum capacitor load (1) model number vdc vdc ma ma % f lcd20-12s3p3 9 ~ 18 3.3 4500 10 89 7000 lcd20-12s05 9 ~ 18 5 4000 10 89 5000 lcd20-12s12 9 ~ 18 12 1670 10 89 850 lcd20-12s15 9 ~ 18 15 1330 10 89 700 lcd20-12d12 9 ~ 18 12 833 10 89 500 lcd20-12d15 9 ~ 18 15 667 10 90 350 lcd20-24s3p3 18 ~ 36 3.3 4500 10 90 7000 lcd20-24s05 18 ~ 36 5 4000 10 91 5000 LCD20-24S12 18 ~ 36 12 1670 6 90 850 lcd20-24s15 18 ~ 36 15 1330 6 91 700 lcd20-24d12 18 ~ 36 12 833 6 90 500 lcd20-24d15 18 ~ 36 15 667 6 90 350 lcd20-48s3p3 36 ~ 75 3.3 4500 10 90 7000 lcd20-48s05 36 ~ 75 5 4000 10 90 5000 lcd20-48s12 36 ~ 75 12 1670 4 90 850 lcd20-48s15 36 ~ 75 15 1330 4 90 700 lcd20-48d12 36 ~ 75 12 833 4 89 500 lcd20-48d15 36 ~ 75 15 667 4 90 350 part number structure lcd20 - 48 s 05 - a hs series name input voltage (vdc) output quantity output voltage (vdc) option assembly option s: single 3p3: 05: 12: 15: 3.3 5 12 15 12: 24: 48: 9~18 18~36 36~75 d: dual 12: 15: 12 15 : a: b: c: d: e: negative logic remote on/off(standard) positive logic remote on/off without ctrl pin negative logic remote on/off without trim pin without ctrl & trim pin positive logic remote on/off without trim pin : hs: hc: no assembly heat-sink heat-sink with clamp
lcd20 2 www.pduke.com 2014/04/30 input specifications parameter conditions min. typ. max. unit operating input voltage range 12vin(nom) 24vin(nom) 48vin(nom) 9 18 36 12 24 48 18 36 75 vdc input reflected ripple current nominal input and fu ll load 30 map-p start-up voltage 12vin(nom) 24vin(nom) 48vin(nom) 9 18 36 vdc shutdown voltage 12vin(nom) 24vin(nom) 48vin(nom) 8 16 33 vdc start up time constant resistive load power up remote on/off 30 30 ms input surge voltage 1 second, max. 12vin(nom) 24vin(nom) 48vin(nom) 25 50 100 vdc input filter pi type positive logic (option) dc-dc on dc-dc off open or 3 ~ 15vdc short or 0 ~ 1.2vdc referred to ?vin pin negative logic (standard) dc-dc on dc-dc off short or 0 ~ 1.2vdc open or 3 ~ 15vdc remote on/off input current of ctrl pin -0.5 1.0 ma remote off input current 2.0 ma output specifications parameter conditions min. typ. max. unit voltage accuracy -1.0 +1.0 % line regulation low line to high line at full load single dual -0.2 -0.5 +0.2 +0.5 % no load to full load single dual -0.2 -1.0 +0.2 +1.0 load regulation 10% load to 90%load single dual -0.1 -0.8 +0.1 +0.8 % cross regulation asymmetrical load 25%/100% fl dual -5.0 +5.0 % voltage adjustability (2) single output -10 +10 % ripple and noise measured by 20mhz bandwidth with a 1 f m/c x7r and a 10 f t/c 3.3vout, 5vout 12vout, 15vout 75 100 mvp-p temperature coefficient -0.02 +0.02 %/ transient response recovery time 25% load step change 250 s over voltage protection 3.3vout 5vout 12vout 15vout 3.7 5.6 13.5 16.8 5.4 7.0 19.6 20.5 vdc over load protection % of iout rated; hiccup mode 150 % short circuit protection continuous, automatics recovery general specifications parameter conditions min. typ. max. unit isolation voltage 1 minute input to output input(output) to case 1600 1000 vdc isolation resistance 500vdc 1 g isolation capacitance 1500 pf switching frequency 3.3vout, 5vout others 248 297 275 330 303 363 khz safety approvals ul60950-1 en60950-1 iec60950-1 case material nickel-coated copper base material fr4 pcb potting material silicone (ul94 v-0) weight 15g (0.53oz) mtbf mil-hdbk-217f, full load 1.477 x 10 6 hrs
lcd20 3 www.pduke.com 2014/04/30 environmental specifications parameter conditions min. typ. max. unit operating ambient temperature without derating with derating -40 +60 +60 +101 maximum case temperature 105 storage temperature range -55 +125 thermal impedance vertical direction by natural con vection (20lfm) without heat-sink with heat-sink 17.6 14.8 /w thermal shock mil-std-810f vibration mil-std-810f relative humidity 5% to 95% rh emc specifications parameter conditions level emi (3) en55022 class a, class b esd en61000-4-2 air 8kv and contact 6kv perf. criteria a radiated immunity en61000-4-3 10 v/m perf. criteria a fast transient (4) en61000-4-4 2kv perf. criteria a surge (4) en61000-4-5 1kv perf. criteria a conducted immunity en61000-4-6 10 vr.m.s perf. criteria a note: 1. test by minimum input and constant resistive load. 2. trimming allows the user to increase or decrease th e output voltage set point of the module. this is a ccomplished by connecting an external resistor between the trim pin and either +vout pin or -vout pin. 3. the standard modules meet en55022 class a without e xternal components and meet class b with external c omponents. for further information, please contact with p-duke . 4. an external input filter capacitor is required if t he module has to meet en61000-4-4, en61000-4-5. the filter capacitor power mate suggest: nippon che mi-con ky series, 220 f/100v. caution: this power module is not internally fused. an input line fuse must always be used. characteristic curve lcd20-48s05 derating curve lcd20-48s05 derating curve with heat-sink lcd20-48s05 efficiency vs. input voltage lcd20-48s0 5 efficiency vs. output load
lcd20 4 www.pduke.com 2014/04/30 mechanical drawing pin connection external output trimming 1. all dimensions in inch (mm) 2. tolerance :x.xx0.02 (x.x0.5) x.xxx0.01 (x.xx0.25) 3. pin pitch tolerance 0.01 (0.25) 4. pin dimension tolerance 0.004(0.1) pin single dual 1 +vin +vin 2 -vin -vin 3 ctrl ctrl 4 +vout +vout 5 trim common 6 -vout -vout output can be externally trimmed by using the method shown below. 6 5 trim up r u 5 4 trim down r d
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