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bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com non - isolated dc/dc converters 5 v dc - 13. 8 v dc input 0. 8375 v dc ? 5 .0 v dc / 8 0 a output jun. 0 2 , 2 01 1 bel power inc. , a subsidiary of bel fuse inc. features ? non - isolated ? output o ver - v oltage s hut down ? high efficiency ? ocp/scp ? fixed s witching f requency ? low o utput r ip ple ? low cost ? power good signal ? excellent thermal performance ? remote on/off ? over t emperature p rotection ? current share ? output v oltage t rim ? ul60950 - 1 2 nd edition recognized (ul/cul) applications ? networking ? computers a nd peripherals ? telecommunications description the x rp4 - 80e1a0 is a non - isolated dc / dc converter that operates from a nominal 12 v source. this unit can provide a precisely regulated output voltage from 0.8375 vdc to 5.0 vdc and can deliver up to 80 a of output current. this unit is designed to be highly efficient and low cost. the converter is pr ovided in an industry standard package. part selection output voltage input voltage max. output current max. output power typical efficiency (vo=1.8 v dc ) mo del number active high 0. 8375 vdc - 5.0 v dc 5 v dc - 13. 8 v dc 8 0 a 4 00 w 90 % x rp 4 - 8 0e1a0 note : add ?g? suffix at the end of the model number s listed above to indicate ? tray packaging ? . part number explanation x r p 4 ? 8 0 e 1a 0 1 2 3 4 5 6 7 1 --- change ? x ? to ? 0 ? indicated horizontal mount , change ? x ? to ? v ? indicated vertical mount 2 --- rohs 6, change ? r ? to ? 7 ? means rohs 5 3 --- series name (sip) 4 --- series code (output current 8 0a) 5 --- input range (5 - 13.8v) 6 --- output voltage (0. 8375 - 5.0v) 7 --- enable, active high x r p 4 - 8 0 e 1a0 rohs compliant rev. i
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com non - isolated dc/dc converters 5 v dc - 13. 8 v dc input 0. 8375 v dc ? 5 .0 v dc / 8 0 a output jun. 0 2 , 2 01 1 bel power inc. , a subsidiary of bel fuse inc. absolute maximum ratings parameter min typ max notes input voltage (continuous) - 0.3 v - 15 v output enable terminal voltage - 0.3 v - 15 v ambient temperature 0 ? c - 70 ? c storage temperature - 55 ? c - 1 2 5 ? c input specifications parameter min typ max notes input voltage vo 2. 5 v vo > 2. 5 v 5 v 1.8*vo 12 v 12 v 1 3. 8 v 13.8 v input current (full load) - - 48 a input reflected ripple current (pk - pk) - 20 ma 35 ma inp ut reflected ripple current ( rms ) - 5 ma 10 ma with simulated source impedance of 1 uh, 5 hz to 20 mhz. use a 1000 uf/16 v electrolytic capacit or with esr =0.1 ohm max, at 1 00 k hz at 25c. i 2 t inrush current transient - - 1 a 2 s turn - on voltage threshold - 4. 6 v 4.8 v under voltage threshold - 4. 3 v 4. 5 v note : all specifications are typical at 25 ? c unless otherwise stated. output specifications parameter min typ max notes output voltage set point vo 1 v vo 1 v - 1.5 % vo - 10 m v - - +1.5 % vo +10 m v vin=vinmin, io=iomax load regulation vo 2.5 v vo 2.5 v - - - - 0.6% vo 1 2 mv line regulation vo 2.5 v vo 2.5 v - - - - 0. 6 % vo 9 mv regulation over temperature ( 0 ? c to + 70 ? c) - - 0.02% vo/ c output current range 0 a - 80 a output dc current limit 90 a 110 a 150 a total regulation vo 2.5 v vo 2.5 v - - - - 2 % vo 15 mv out put ripple and noise (pk - pk) vo= 5.0 v vo=3.3 v vo=2.5 v vo=1.5 v vo=1. 0 v vo=0. 8375 v - - - - - - - - - - - - 8 0 mv 8 0 mv 6 0 mv 6 0 mv 5 0 mv 50 mv test conditions: 0 - 20 mhz bw, with a 1 f ceramic capacitor and a 10 uf tantalum cap at output.
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com non - isolated dc/dc converters 5 v dc - 13. 8 v dc input 0. 8375 v dc ? 5 .0 v dc / 8 0 a output jun. 0 2 , 2 01 1 bel power inc. , a subsidiary of bel fuse inc. output specifications (continued) parameter min typ max notes out put ripple and noise ( rms ) vo= 5.0 v vo=3.3 v vo=2. 5 v vo=1.5 v vo=1. 0 v vo=0. 8375 v - - - - - - - - - - - - 4 0 mv 40 mv 30 mv 30 mv 25 mv 25 mv test conditions: 0 - 20 mhz bw, with a 1 f ceramic capacitor and a 10 uf tantalum cap at output. rise time vo= 5.0 v vo=3.3 v vo=2.5 v vo=1.5 v vo=1. 0 v vo=0. 8375 v - - - - - - 8.4 ms 6.6 ms 5.6 ms 4.6 ms 4.4 ms 4.3 ms 10 ms 8.0 ms 8.0 ms 6.0 ms 6 .0 ms 6 .0 ms turn on time vo= 5.0 v vo=3.3 v vo=2.5 v vo=1.5 v vo=1. 0 v vo=0. 8375 v - - - - - - 10 ms 8.8 ms 7.8 ms 6.8 ms 6.6 ms 6.4 ms 15 ms 15 ms 12 ms 10 ms 10 ms 10 ms - - 0 w po 400 w 9 v vin 13.8 v 0.8375 v vo 5 v output power - - 0 w po (vin*80)/1.8 w 5 v vin<9 v 0.8375 v vo vin/1.8 overshoot at turn on and off - - 0.5% output c a pa citance esr 1 m ? 470 uf - 47 00 uf transient response 0% ~ 50% max load - - 3 0 0 mv settling time - - 1 8 0 us 50% ~ 0% max load - - 30 0 mv settling time vo=all - - 1 8 0 us test conditions: di/dt = 2.5 a/us; vin = 12 v , co=4700uf ; note: all specifications are typical at 25 ? c unless otherwise stated. general specifications paramet er min typ max notes efficiency vo= 5.0 v vo=3.3 v vo=2.5 v vo=1. 8 v vo=1. 5 v vo=1.2 v vo=1. 0 v vo=0. 8375 v 91 % 8 9 % 8 8 % 8 6 % 8 5 % 81 % 7 9 % 70 % 9 5 % 9 3 % 9 2 % 90 % 8 9 % 8 6 % 8 3 % 7 5 % - - - - - - - - measured at vin= 12 v, full load. switching frequency - 250 k hz - output voltage trim range 0. 8375 v - 5 v trim pin is open, vo = 0. 8375 v.
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com non - isolated dc/dc converters 5 v dc - 13. 8 v dc input 0. 8375 v dc ? 5 .0 v dc / 8 0 a output jun. 0 2 , 2 01 1 bel power inc. , a subsidiary of bel fuse inc. general specifications (continued) parameter min typ max notes over voltage protection 1 1 0% vo,set 1 1 5%vo,set 1 3 0%vo,set vin=12 v, io=full load. over temperature protection - 105 ? c - mtbf 2,198,818 hours dimensions inches (l w h) millimeters (l w h) 2.58 x 1.25 x 0. 648 65.53 x 31.75 x 16.46 0rp4 - 80e1a0 dimensions inches (l w h) millimeters (l w h) 2.58 x 1.25 x 0. 6 1 65.53 x 31.75 x 1 5 .4 4 vrp4 - 80e1a0 weight - 4 2 g - note : all specifications are typical at 25 ? c unless otherwise stated. control specifications parameter min typ max notes remote on/off (active high) signal low (unit off) - 0.3 v - 0.8 v signal h igh (unit on) 2 v - v in,max remote on/off pin is open, unit is o n . current source/sink 0 ma - 3.3 ma pwgood (powergood) 2.4 v - 5.25 v pwgood = high = power good - - 2 ma 0 v - 0.4 v pwgood = low = power not good - - 4 ma output trim equation the trim resistor should be connect ed between the trim + pin and trim - pin . trim module vout trim + trim ? rtrim
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com non - isolated dc/dc converters 5 v dc - 13. 8 v dc input 0. 8375 v dc ? 5 .0 v dc / 8 0 a output jun. 0 2 , 2 01 1 bel power inc. , a subsidiary of bel fuse inc. e fficiency data efficiency curve 0.55 0.6 0.65 0.7 0.75 0.8 0.85 0.9 0.95 8 20 40 60 80 output current(a) e f f i c i e n c y 5v 12 v 13.8 v efficiency curve 0.7 0.75 0.8 0.85 0.9 0.95 8 20 40 60 80 output current(a) e f f i c i e n c y 5 v 12 v 13.8 v vout =0. 8375 v vout =1.2 v efficiency curve 0.75 0.77 0.79 0.81 0.83 0.85 0.87 0.89 0.91 0.93 0.95 8 20 40 60 80 output current(a) e f f i c i e n c y 5 v 12 v 13.8 v efficiency curve 0.8 0.82 0.84 0.86 0.88 0.9 0.92 0.94 0.96 0.98 8 20 40 60 80 output current(a) e f f i c i e n c y 5 v 12 v 13.8 v vout =1.8 v vout =2.5 v efficiency curve 0.8 0.82 0.84 0.86 0.88 0.9 0.92 0.94 0.96 0.98 8 20 40 60 80 output current(a) e f f i c i e n c y 6 v 12 v 13.2 v efficiency curve 0.8 0.82 0.84 0.86 0.88 0.9 0.92 0.94 0.96 0.98 8 20 40 60 80 output current(a) e f f i c i e n c y 9 v 12 v 13.8 v vout =3.3 v vout =5.0 v
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com non - isolated dc/dc converters 5 v dc - 13. 8 v dc input 0. 8375 v dc ? 5 .0 v dc / 8 0 a output jun. 0 2 , 2 01 1 bel power inc. , a subsidiary of bel fuse inc. thermal derating curves vin=12 v, vo=0. 8375 v vin=12 v, vo=1.2 v vin=12 v, vo=3.3 v vin=12 v, vo=5.0 v
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com non - isolated dc/dc converters 5 v dc - 13. 8 v dc input 0. 8375 v dc ? 5 .0 v dc / 8 0 a output jun. 0 2 , 2 01 1 bel power inc. , a subsidiary of bel fuse inc. ripple and noise waveforms 12 vdc input, 0. 8375 vdc/ 8 0 a output 12 vdc input , 1. 0 vdc/ 8 0 a output 12 vdc input, 1. 5 vdc/ 8 0 a output 12 vdc input, 1.8 vdc/ 8 0 a output 12 vdc input, 2.5 vdc/ 8 0 a output 12 vdc input, 3.3 vd c/ 8 0 a output
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com non - isolated dc/dc converters 5 v dc - 13. 8 v dc input 0. 8375 v dc ? 5 .0 v dc / 8 0 a output jun. 0 2 , 2 01 1 bel power inc. , a subsidiary of bel fuse inc. ripple and noise waveforms (continued) 12 vdc input, 5 vdc/ 8 0 a output note: ripple and noise at full load, 0 - 20 mhz bw, with a 10 uf tantalum cap and a 1uf ceramic cap at the output , and ta=25 deg c . transient respo nse waveforms vout= 0. 8375 v 0% - 50% load transients vout=0. 8375 v 50% - 0% load transients vout=1.2 v 0% - 50% load transients vout=1. 2 v 50% - 0% load transients
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com non - isolated dc/dc converters 5 v dc - 13. 8 v dc input 0. 8375 v dc ? 5 .0 v dc / 8 0 a output jun. 0 2 , 2 01 1 bel power inc. , a subsidiary of bel fuse inc. transient response waveforms (continued) vout=1. 5 v 0% - 50% load transients vout=1. 5 v 50% - 0% load transients vout= 1.8 v 0% - 50% load transients vout= 1.8 v 50% - 0% load transients vout= 2.5 v 0% - 50% load transients vout= 2.5 v 50% - 0% load transients
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com non - isolated dc/dc converters 5 v dc - 13. 8 v dc input 0. 8375 v dc ? 5 .0 v dc / 8 0 a output jun. 0 2 , 2 01 1 bel power inc. , a subsidiary of bel fuse inc. transient response waveforms (continued) vout= 3.3 v 0% - 50% load transients vout= 3.3 v 50% - 0% load transients vout=5 v 0% - 50% load transients vout=5 v 50% - 0% load transients note: transient response at di/dt = 2.5 a/us, with extemal electrolytic cap 4700 uf, and ta=25 deg c .
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com non - isolated dc/dc converters 5 v dc - 13. 8 v dc input 0. 8375 v dc ? 5 .0 v dc / 8 0 a output jun. 0 2 , 2 01 1 bel power inc. , a subsidiary of bel fuse inc. mechanical outline 0rp4 - 80e1a0 pin connections pin function pin function 1 trim+ 14 vin 2 no pin 15 vo ut 3 gnd 16 vo ut 4 pwgood 17 gnd 5 trim - 18 vo ut 6 ishare 19 gnd 7 gnd 20 vo ut 8 gnd 21 gnd 9 enable 22 vo ut 10 sense - 23 gnd 11 sense+ 24 vo ut 12 vin 25 mech. support 13 vin 26 mech. support
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com non - isolated dc/dc converters 5 v dc - 13. 8 v dc input 0. 8375 v dc ? 5 .0 v dc / 8 0 a output jun. 0 2 , 2 01 1 bel power inc. , a subsidiary of bel fuse inc. mechanical outline (continued) vrp4 - 80e1a0 note: this module is recommended and compatible with pb - free wave sold ering and must be soldered using a peak solder temperature of no more than 26 0 oc for less th a n 5 seconds . note : 1 ) all pins: material - copper alloy ; finish ? 3 micro inches minimum gold over 50 micro inches minimum nickel plate . 2 ) undimensioned compo nents are shown for visual reference only. 3 ) all dimensions in inches (mm) ; tolerances: x.xx +/ - 0.02 in. (x.x +/ - 0.5mm) x.xxx +/ - 0.010 in. (x.xx +/ - 0.25mm) . pin co nnections pin function pin function 1 trim+ 13 vin 2 no pin 14 vin 3 gnd 15 vo ut 4 pwgood 16 vo ut 5 trim - 17 gnd 6 ishare 18 vo ut 7 gnd 19 gnd 8 gnd 20 vo ut 9 enable 21 gnd 10 sense - 22 vo ut 11 sense+ 23 gnd 12 vin 24 vo ut
? 20 11 bel fuse inc. specifications subject to change without notice. 0 602 11 corporate far east europe bel fuse inc. bel fuse ltd. bel fuse europe ltd. 206 van vorst street 8f/ 8 luk hop street preston technology management centre jersey city, nj 07302 san po kong marsh lane, suite g7, preston tel 201 - 432 - 0463 kowloon, hong kong lancashire, pr1 8ud, u.k. fax 201 - 432 - 9542 tel 852 - 2328 - 5515 tel 44 - 1772 - 556601 www.belf use.com fax 852 - 2352 - 3706 fax 44 - 1772 - 888366 www.belfuse.com www.belfuse.com non - isolated dc/dc converters 5 v dc - 13. 8 v dc input 0. 8375 v dc ? 5 .0 v dc / 8 0 a output jun. 0 2 , 2 01 1 bel power inc. , a subsidiary of bel fuse inc. revision history date revi sion changes detail approval 2010 - 07 - 08 a first release yf sun 2010 - 09 - 03 b update output capacitance in output specifications yf sun 2010 - 09 - 14 c add mechanical outline of vrp4 - 80e1a0 yf sun 2011 - 01 - 06 d update td yf sun 2011 - 01 - 28 e update td yf sun 2011 - 03 - 01 f update the notes of remote on/off yf sun 2011 - 03 - 22 g update rise time, turn on time and add output power in output specifications yf sun 2011 - 05 - 05 h update td curve drawing under the condition of vo=5.0v. yf sun 2011 - 06 - 02 i 1. add ul60950 - 1 2 nd edition recognized (ul/cul) in the first page. 2. update weight in general specifications. yf sun rohs com p liance complies with the european directive 2002/95/ec, calling for the elimination of lead and other hazardous substances from electronic products.

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