dc-dc specification 7.5 watts 2:1 input range dip-24 metal package -25 ? to +100 ? operating temperature 1500 vdc isolation efficiency to 83% input pi filter continuous short circuit protection wr series input input voltage range 12 v (9-18 vdc) 24 v (18-36 vdc) 48 v (36-72 vdc) input current (no load) see table input filter pi network undervoltage lockout turn on >70% nominal input turn off <65% nominal input output output voltage see table start up delay 900 ms max initial set accuracy ?.0% max line regulation ?.2% max load regulation ?.5% max single output models, ?.0% max dual output models, for 75% load change cross regulation ?.5% on dual output models transient response <1% max deviation, recovery to within 1% in 200 ? for a 50% load change ripple & noise 100 mv max pk-pk, 20 mhz bw overload 110-130% constant current characteristics short circuit protection continuous with auto recovery temperature 0.05%/?c max coefficient xppower.com general efficiency see table isolation voltage 1500 vdc min input to output (1000 m ?) switching frequency 300 khz typical mtbf 900 khrs to mil-hdbk-217f environmental operating temperature -25 ?c to +100 ?c (see derating curve) case temperature +100 ?c max storage temperature -40 ?c to +100 ?c emc emissions en55022, level a conducted en55022, level a radiated esd immunity en61000-4-2, level 2 perf criteria a radiated immunity en61000-4-3 3 v/m perf criteria a conducted immunity en61000-4-6 3 v rms perf criteria a
17-apr-07 dc-dc derating curve wr series mechanical details models and ratings input voltage (1) output voltage output current input current (2) efficiency model number no load full load 9-18 vdc 3.3 vdc 1500 ma 25 ma 557 ma 74% wr200 5.0 vdc 1500 ma 25 ma 801 ma 78% wr201 12.0 vdc 625 ma 25 ma 762 ma 82% wr202 15.0 vdc 500 ma 25 ma 762 ma 82% wr203 ?.0 vdc ?50 ma 30 ma 791 ma 79% wr204 ?2.0 vdc ?10 ma 30 ma 753 ma 83% wr205 ?5.0 vdc ?50 ma 30 ma 753 ma 83% wr206 18-36 vdc 3.3 vdc 1500 ma 20 ma 271 ma 76% WR300 5.0 vdc 1500 ma 20 ma 396 ma 79% wr301 12.0 vdc 625 ma 20 ma 381 ma 82% wr302 15.0 vdc 500 ma 20 ma 381 ma 82% wr303 ?.0 vdc ?50 ma 25 ma 386 ma 81% wr304 ?2.0 vdc ?10 ma 25 ma 377 ma 83% wr305 ?5.0 vdc ?50 ma 25 ma 377 ma 83% wr306 36-72 vdc 3.3 vdc 1500 ma 10 ma 136 ma 76% wr400 5.0 vdc 1500 ma 10 ma 195 ma 80% wr401 12.0 vdc 625 ma 10 ma 190 ma 82% wr402 15.0 vdc 500 ma 10 ma 190 ma 82% wr403 ?.0 vdc ?50 ma 15 ma 193 ma 81% wr404 ?2.0 vdc ?10 ma 15 ma 188 ma 83% wr405 ?5.0 vdc ?50 ma 15 ma 188 ma 83% wr406 notes 1. nominal input voltage is 12 vdc for wr2xx models, 24 vdc for wr3xx models and 48 vdc for wr4xx models. 2. input current is at nominal input voltage. 0.02 (0.5) 0.18 (4.5) 0.10 (2.5) 1.25 (31.8) 0.4 (10.2) 0.15 (3.8) 23 22 2 3 9 10 11 16 15 14 0.60 (15.2) 0.80 (20.3) -20 -10 0 10 20 30 40 50 60 70 80 90 100 20 40 60 80 100 ambient temperature (?) load (%) 0 pin connections pin single output dual output 2 -v input -v input 3 -v input -v input 9 n/c common 10 n/c n/c 11 n/c -v output 14 +v output +v output 15 n/c n/c 16 -v output common 22 +v input +v input 23 +v input +v input all dimensions are in inches (mm) weight: 0.08 lbs (35 g) approx.
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