www.pairuigroup.com page: 1 / 3 date: 01/23/2014 dc-dc converter bricks, open/enclosed bbf series, full brick, up to 700w features: 5 years warranty 1500vdc isolation voltage wide(2:1) input voltage range efficiency up to 94% operating temperature range -40c to +100c under voltage, over current, short circuit, over voltage protection remote on/off adjustable output voltage model input voltage (vdc) output voltage (vdc) output current (a) efficiency typ. BBF24-280V22 24(18~36) 28.0 21.5 88% bbf48-120v42 48(36~72) 12.0 42.0 89% bbf48-240v13 24.0 12.5 85% bbf48-240v26 24.0 26.0 94% bbf48-280v18 28.0 18.0 94% bbf48-280v25 28.0 25.0 94% notes: other input and output models may available on reques t. electrical input voltage range 24v 48v 18-36vdc 36-72vdc remote control current-model control on: current operating on remote terminal off: no current operating on remote terminal output power input voltage range 300-700w output voltage single output 12/24/28vdc output voltage accuracy input voltage range 1% output voltage adjustable 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 240mvp-p ma x. operating frequency typical value 300khz typ.
www.pairuigroup.com page: 2 / 3 date: 01/23/2014 dc-dc converter bricks, open/enclosed bbf series, full brick, up to 700w electrical isolation voltage input to output 1500vdc input to case 1050vdc output to case 500vdc isolation resistance --- 100m safety --- en-60950 temperature coefficient --- 200ppm operating temperature range auxiliary heat sink -40c to +100c storage temperature range --- -40c to +105c over temperature protection typical 105c 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 2*10 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 +vin 3 -rem 4 +rem 5 6 7 gnd 8 9 10 +vo 11 aux pcb layout 12 iog 13 pc 14 trim 15 +s 16 -s note: * unit is mm(inch).
www.pairuigroup.com page: 3 / 3 date: 01/23/2014 dc-dc converter bricks, open/enclosed bbf series, full brick, up to 700w 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 withstand voltage should be greater than the highest input v oltage. recommended 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 great er than the highest output voltage. recommended capacitor of c7 better within 100f and c5 connected with the chip to reduce the input voltage peak, recommended 0.1~1f high-frequency ceramics capacitor or chip capacit or.
|
