www.make-ps.com e-mail:info@make-ps.com series LCD20 20watt | dc-dc converter features: single & dual output dc/dc converter applications: wireless network telecom/datacom industry control system measurement equipment semiconductor e q ui p ment LCD20-12s3p3 LCD20-12s05 LCD20-12s12 LCD20-12s15 LCD20-12d12 LCD20-12d15 LCD20-24s3p3 LCD20-24s05 LCD20-24s12 LCD20-24s15 LCD20-24d12 LCD20-24d15 LCD20-48s3p3 LCD20-48s05 LCD20-48s12 LCD20-48s15 LCD20-48d12 LCD20-48d15 note: all specifications in this datasheet are measured at an ambient temperature of 25c, humidity<75%, nominal input voltage and at rated output load unless otherwise specified. m m o o d d e e l l s s e e l l e e c c t t i i o o n n c c h h a a r r t t 1/3 20w dil package 2:1 wide input range 100% burned in high efficiency ul94v - 0 package material custom solutions available rohs compliant remote control:on/off 9-18 9-18 9-18 18-36 18-36 18-36 36-75 36-75 36-75 36-75 36-75 9-18 9-18 9-18 18-36 18-36 18-36 1938 719 947 1456 1920 947 356 5 15 12 15 3.3 12 12 15 5 12 15 12 15 3.3 12 5 15 3.3 4000 1330 833 667 4500 1670 86 86 88 88 88 88 88 88 88 88 85 87 87 87 88 1911 1915 1917 958 949 945 473 474 472 473 474 30 30 30 25 25 25 20 20 20 20 30 30 30 25 25 25 20 20 36-75 87 87 87 4000 1330 833 667 4500 1670 4000 1330 833 667 4500 1670 output voltage adjustment control pin suggest circuit input voltage vdc input current (ma typ) no-load full load (ma typ) output voltage vdc output current full load (ma) efficiency %typ part number uf max 330 470 680 960 5600 8200 330 470 680 960 5600 8200 330 470 680 960 5600 8200 capacitor load
www.make-ps.com e-mail:info@make-ps.com 2/3 note : 1 ripple & noise measurement bandwidth is 20 mhz, measured with a 1uf m/c and a 10uf t/c. in p p parameters conditions min t yp max units voltage types 2:1 12 vin 8.7/8.3 9 vdc 24 vin 16.9/16.2 18 start-up voltage / under voltage shut down 48 vin 33.0/30.5 36 vdc 12 vin 25 v 24 vin 50 surge voltage (100 msec. max.) 48 vin 100 v reflected input ripple current 30 ma filter lc network protection fuse recommended out p parameters conditions min t yp max units voltage tolerance 2 % output voltage adj. range only for single output models 10 % single output 0.5 % line regulation (vmin ? vmax) dual output 0.5 % single output 0.5 % load regulation (25 ? 100 %) dual output models balanced load 1.0 % load variation(25% /100%) dual output models unbalanced load 5.0 % minimum load required 0 10 % ripple and noise(20 mhz bandwidth) with external capacitor (see note 1) 100 mvp-p temperature coefficient 0.05 % / output current limitation at 150 % of iout max., constant current short circuit protection hiccup (automatic recovery) 3.3vdc 3.7 5.4 vout 5vdc 5.6 7.0 vout 12vdc 13.5 19.6 vout over voltage protection 15vdc 16.8 20.5 vout start up time nominal vin and constant resistive load 30 ms transient response setting time 25% load step change 300 us p parameters conditions min typ max units operating(with derating) -40 +75 case temperature 105 temperature ranges storage -55 +125 humidity non condensing 5 95 % reliability, calculated mtbf mil-hdbk-217f, @ +25 c, ground benign 340000 hours isolation voltage for 60 seconds(input/output) 1500 vdc isolation capacity input/output 1000 p f isolation resistance input/output (500 vdc) 1000 m ? on 3.0 ~ 15 vdc or o p en circuit off 0 ~ 1.2 vdc or short circuit p in 6 and p in 2 remote on/off off idle current: 2.5 ma switching frequency (fixed) 330 khz vibration and thermal shock mil-std-810e safety standards en 60950-1, iec 60950-1 case material nickel coated co pp e r base material non-conductive fr4 potting material e p ox y ( ul 94v-0 rated ) weight 15 g ( 0.53 oz ) soldering temperature max. 265 / 10sec emi (conducted&radiation) en55022 class a input specifications output specifications general specifications
www.make-ps.com e-mail:info@make-ps.com package style and pinning (mm) o o u u t t l l i i n n e e d d r r a a w w i i n n g g all specifications are typical at nominal input, nominal load and 25 c unless otherwise specified. external, low esr, 10 microfarad (minimum) capacitor across output is recommended for operation. 3/3 1. all dimensions in inches (mm) tolerance: x.xx 0.02 (x.x 0.5) x.xxx 0.01 (x.xx 0.25) 2. pin pitch tolerance 0.01(0.25) 3. pin dimension tolerance 0.004 (0.1) pin connection pin single dual 1 + input + input 2 - input - input 3 on/off on/off 4 +vout +vout 5 trim common 6 -vout -vout suggested schematic to comply with en55022 conduc ted noise emission class b following components are needed to comp ly with en55022 class b conducted noise: componet value voltage reference componet value voltage reference c1,c2,c3 6.8uf 50v 1812 mlcc c1,c2,c3,c4 2.2uf 100v 1812 mlcc c5,c6 1000pf 2kv 1206 mlcc c5,c6 1000pf 2kv 1206 mlcc l1 325uh common mode choke l1 260uh common mode choke emc considerations LCD20-12s(d)xxxx LCD20-24s(d)xxxx LCD20-48s(d)xxxx temperature derating graph 100 75 50 25 0 output power(%) -40 65 nature convection 100 ambient temperature( ) 85
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