www.pairuigroup.com page: 1 / 4 date: 01/23/2014 dc-dc converter bricks, open/enclosed bch series, 1/2 brick, up to 350w features: 5 years warranty 1500vdc isolation voltage wide(2:1) input voltage range efficiency up to 90% operating temperature range -40c to +100c under voltage, over current, short circuit, overvoltage protection remote on/off adjustable output voltage model input voltage (vdc) output voltage (vdc) output current (a) efficiency typ. bch12-120v8 12(9.5~18) 12.0 8.33 84% bch24-120v6 24(18~36) 12.0 6.25 86% bch24-120v13 12.0 12.50 86% bch24-150v7 15.0 6.67 87% bch24-150v10 15.0 10.00 87% bch24-150v13 15.0 13.40 89% bch24-240v3 24.0 3.10 87% bch24-240v6 24.0 6.25 86% bch24-280v13 28.0 12.5 91% bch24-480v1 48.0 1.50 89% bch24-480v2 48.0 2.08 86% bch24-480v4 48.0 4.17 86% bch48-120v4 48(36~72) 12.0 4.20 89% bch48-120v6 12.0 6.25 86% bch48-120v8 12.0 8.33 86% bch48-120v13 12.0 12.50 87% bch48-150v3 15.0 3.30 90% bch48-150v5 15.0 5.00 87% bch48-150v7 15.0 6.67 87% bch48-240v2 24.0 2.08 87% bch48-240v3 24.0 3.10 87% bch48-240v4 24.0 4.16 88% bch48-240v6 24.0 6.25 87% bch48-240v13 24.0 12.5 87% bch48-280v4 28.0 3.57 86%
www.pairuigroup.com page: 2 / 4 date: 01/23/2014 dc-dc converter bricks, open/enclosed bch series, 1/2 brick, up to 350w model input voltage (vdc) output voltage (vdc) output current (a) efficiency typ. bch48-280v13 48(36~72) 28.0 12.5 93% bch48-480v1 48.0 1.10 88% bch48-480v4 48.0 4.00 87% bch48-33v6-120v2 3.3, 12.0 6.0, 2.0 84% bch48-240v8 48(31~60) 24.0 8.33 89% bch110-120v6 110(66~154) 12.0 6.25 87% bch110-120v13 12.0 12.5 86% bch110-150v7 15.0 6.7 87% bch110-150v10 15.0 10.0 87% bch110-240v3 24.0 3.0 87% bch110-240v6 24.0 6.25 86% bch110-280v5 28.0 5.4 87% notes: other input and output models may available on reques t. electrical input voltage range 24vdc 48vdc 110vdc 18-36vdc 31-72vdc 66-154vdc remote control negative logic off: high level or left close on: low level or ground positive logic on: high level or left open off: low level or ground output power input voltage range 45-350w output voltage single output 12/15/24/28/48vdc output voltage accuracy input voltage range, full load rang e 1% output voltage regulation negative logic 10% line regulation full load 0.2% load regulation 10%-100% full load 0.5% dynamic response (transient/recovery time) 25%-50%-75% load capability ?vo/?t: 4.0%/500s ripple and noise parallel test, 20mhz wide range 48v, 480mvp-p max. other, 240mvp-p max. operating frequency typical value 300khz typ. isolation voltage input to output 1500vdc input to case 1050vdc output to case 500vdc isolation resistance --- 30m
www.pairuigroup.com page: 3 / 4 date: 01/23/2014 dc-dc converter bricks, open/enclosed bch series, 1/2 brick, up to 350w electrical safety --- iec-60950-1, ul-60950-1 en-60950-1, gb4943 temperature coefficient --- 200ppm pcb operating temperature --- -40c to +100c storage temperature range --- -40c to +105c over temperature protection typical 110c typ. under voltage protection --- yes over current protection --- yes short circuit protection --- yes over voltage protection --- yes relative humidity --- 95% max. packing --- hole package mtbf bellcore tr-332, 25c 2x10 6 hrs notes: unless otherwise specified, all the parameters of th e test conditions are as follows: ambient temperature 25 , the nominal input voltage, pure resistive nominal load. mechanical connection pin # single 1 -vin 2 fg 3 rem 4 +vin 5 gnd 6 -s 7 trim 8 +s pcb layout 9 +vo
www.pairuigroup.com page: 4 / 4 date: 01/23/2014 dc-dc converter bricks, open/enclosed bch series, 1/2 brick, up to 350w note: * unit is mm(inch). derating curve efficiency curve notes recommended test and application circuit 1. tvs&fuse be helpful with over voltage protection and inru sh limiting. recommended fuse better be 1.5~2times of the rated current . 2. the input filter capacitor c6 could select the aluminum el ectrolytic capacitors or tantalum capacitors, and the with stand voltage should be greater than the highest input voltage. re commended capacitor should be between 22f~100f. 3. c1,c2 for the input filter capacitor,0.1~1f high-frequ ency ceramics capacitor or chip capacitor are recommended. the withstand voltage of output filter c5, c7 should be greater t han the highest output voltage. recommended capacitor of c7 better within 100f and c5 connected with the chip to reduce t he input voltage peak, recommended 0.1~1f high-frequency ceramics capacitor or chip capacitor.
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