wra wra wra wra wra wra wra wra - - - - - - - - y y y y y y y y md md md md md md md md - - - - - - - - 5 5 5 5 5 5 5 5 w w w w w w w w wrb wrb wrb wrb wrb wrb wrb wrb - - - - - - - - y y y y y y y y md md md md md md md md - - - - - - - - 5 5 5 5 5 5 5 5 w w w w w w w w series series http://www.microdc.cn technical enquiries-email:tech@microdc.cn tel:0086-20-86000646 page 1 of 2 selection selection selection selection selection selection selection selection guide guide guide guide guide guide guide guide order order order order code code code code input input input input voltage voltage voltage voltage (vdc) (vdc) (vdc) (vdc) output output output output voltage voltage voltage voltage (vdc) (vdc) (vdc) (vdc) output output output output current(ma) current(ma) current(ma) current(ma) wrb0503ymd-1200 4.5 - 9 3.3 1200 wrb0505ymd-5w 4.5 - 9 5 1000 wrb0512ymd-5w 4.5 - 9 12 420 wrb0515ymd-5w 4.5 - 9 15 330 wrb0524ymd-5w 4.5 - 9 24 210 wrb1203ymd-1200 9 - 18 3.3 1200 wrb1205ymd-5w 9 - 18 5 1000 wrb1212ymd-5w 9 - 18 12 420 wrb1215ymd-5w 9 - 18 15 330 wrb1224ymd-5w 9 - 18 24 210 wrb2403ymd-1200 18 - 36 3.3 1200 wrb2405ymd-5w 18 - 36 5 1000 wrb2412ymd-5w 18 - 36 12 420 wrb2415ymd-5w 18 - 36 15 330 wrb2424ymd-5w 18 - 36 24 210 wrb4803ymd-1200 36 - 72 3.3 1200 wrb4805ymd-5w 36 - 72 5 1000 wrb4812ymd-5w 36 - 72 12 420 WRB4815YMD-5W 36 - 72 15 330 wrb4824ymd-5w 36 - 72 24 210 wra0505ymd-5w 4.5 - 9 5 500 wra0512ymd-5w 4.5 - 9 12 200 wra0515ymd-5w 4.5 - 9 15 160 wra1205ymd-5w 9 - 18 5 500 wra1212ymd-5w 9 - 18 12 200 wra1215ymd-5w 9 - 18 15 160 wra2405ymd-5w 18 - 36 5 500 wra2412ymd-5w 18 - 36 12 200 wra2415ymd-5w 18 - 36 15 160 wra4805ymd-5w 36 - 72 5 500 wra4812ymd-5w 36 - 72 12 200 wra4815ymd-5w 36 - 72 15 160 *input voltage can't exceed this value,or will cause the permanent damage. model model model model model model model model selection selection selection selection selection selection selection selection wr wr wr wr wr wr wr wr b b b b b b b b 24 24 24 24 24 24 24 24 05 05 05 05 05 05 05 05 y y y y y y y y m m m m m m m m d d d d d d d d - - - - - - - - 5 5 5 5 5 5 5 5 w w w w w w w w (1000) (1000) (1000) (1000) (1000) (1000) (1000) (1000) product series input voltage output voltage wide ( 2 :1) input range metal shield 1"x1" dip package rated power (output current) input input input input min min min min nom nom nom nom max max max max notes notes notes notes input voltage 4.5 6 9 9 12 18 18 24 36 36 48 72 output output output output min min min min nom nom nom nom max max max max notes notes notes notes setpoint accuracy 1% vo1 3% vo2 line regulation 0.2% load regulation 0.5% dynamic response 3%vo pk deviation 50~75% load 50~25% load 200 settling time ripple and noise 50mvp-p vo 5vdc 100mvp-p other temperature coefficient 0.02%/ general general general general min min min min nom nom nom nom max max max max notes notes notes notes isolation voltage 500vdc input-output input-case output-case switching frequency 300khz efficiency 82% typ mtbf 10x10 5 h bellcore ,25 case temperature -25 +85 -43 +105 military storage temperature -40 +125 relative humidity 10% 90% *input voltage can't exceed this value,or will cause the permanent damage. wide wide wide wide input,isolated input,isolated input,isolated input,isolated & & & & regulated regulated regulated regulated dual/single dual/single dual/single dual/single output output output output dc/dc dc/dc dc/dc dc/dc converter converter converter converter features features features features features features features features rohs compliant efficiency up to 86% 1"x1" d ip package wide temperature performance at full 5 watt load,-40 c to 85 c ul 94v-0 package material no heatsink required low ripple and good emc features industry standard pinout power sharing on output i/o isolation 1500vdc short circuit protection( automatic recovery ) metal case package mtbf>1000000 hours description description description description description description description description the wra_ ym d- 5 w& wrb_ ym d- 5 w series are specially designed for applications where a group of polar power supplies are isolated from the input power supply in a distributed power supply system on a circuit board. these products apply to: 1) where the voltage of the input power supply is wide range (voltage range 2:1); 2) where isolation is necessary between input and output (isolation voltage 1500vdc); 3) where the regulation of the output voltage and the output ripple noise are demanded. microdc reserves the copyright
wra wra wra wra wra wra wra wra - - - - - - - - y y y y y y y y md md md md md md md md - - - - - - - - 5 5 5 5 5 5 5 5 w w w w w w w w wrb wrb wrb wrb wrb wrb wrb wrb - - - - - - - - y y y y y y y y md md md md md md md md - - - - - - - - 5 5 5 5 5 5 5 5 w w w w w w w w series series http://www.microdc.cn technical enquiries-email:tech@microdc.cn tel:0086-20-86000646 page 2 of 2 outline outline outline outline outline outline outline outline dimensions dimensions dimensions dimensions dimensions dimensions dimensions dimensions footprint footprint footprint footprint footprint footprint footprint footprint details details details details details details details details pin pin pin pin single single single single dual dual dual dual 1 gnd gnd 2 vin vin 3 +v0 +v0 4 n c 0v 5 0v -v0 nc:no connection footprint footprint footprint footprint footprint footprint footprint footprint details details details details details details details details note: 1.the load shouldn't be less than 10%, otherwise ripple will increase dramatically. 2.operation under 10% load will not damage the converter; however, they may not meet all specification listed. 3.all specifications measured at ta=25 c, humidity<75%, nominal input voltage and rated output load unless otherwise specified. 4.in this data sheet, all the test methods of indications are based on corporate standards. 5.only typical models listed, other models may be different, please contact our technical person for more details. recommended recommended recommended recommended recommended recommended recommended recommended footprint footprint footprint footprint footprint footprint footprint footprint dual/single output recommended footprint top view,grid:2.54mm(0.1inch) diameter:1.00mm(0.039inch) tube tube tube tube tube tube tube tube outline outline outline outline outline outline outline outline dimensions dimensions dimensions dimensions dimensions dimensions dimensions dimensions note: unit :mm[inch] general tolerances: 0.50mm[ 0.020inch] l=530mm[20.866inch] tube quantity: 19pcs l=220mm[8.661inch] tube quantity: 7pcs when when when when the the the the environment environment environment environment temperature temperature temperature temperature is is is is higher higher higher higher than than than than 71 71 71 71 c, c, c, c, the the the the product product product product output output output output ower ower ower ower should should should should be be be be less less less less then then then then 60% 60% 60% 60% of of of of the the the the rated rated rated rated power. power. power. power. no no no no parallel parallel parallel parallel connection connection connection connection or or or or plug plug plug plug and and and and play. play. play. play. use use use use dual dual dual dual output output output output simultaneously, simultaneously, simultaneously, simultaneously, forbid forbid forbid forbid opening opening opening opening output output output output pin pin pin pin (0v) (0v) (0v) (0v) to to to to use use use use as as as as single single single single output. output. output. output. microdc professional power module,inc. tel:0086-20-86000646 e-mail:tech@microdc.cn website:http://www.microdc.cn rohs rohs rohs rohs compliant compliant compliant compliant information information information information this series is compatible with rohs soldering systems with a peak wave solder temperature of 300 c for 10 seconds. the pin termination finish on the sip package type is tin plate, hot dipped over matte tin with nickel preplate. the dip types are matte tin over nickel preplate. both types in this series are backward compatible with sn/pb soldering systems. reach reach reach reach compliant compliant compliant compliant information information information information this series has proven that this product does not contain harmful chemicals, it also has harmful chemical substances through the registration, inspection and approval. mechanical mechanical mechanical mechanical mechanical mechanical mechanical mechanical dimensions dimensions dimensions dimensions dimensions dimensions dimensions dimensions note: unit:mm[inch] pin section tolerances: 0.10mm[ 0.004inch] general tolerances: 0.25mm[ 0.010inch]
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