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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 isolated dc/dc converters 48 vdc input 1.2 v dc - 3.3 vdc/15 a, 5 vdc/12 a, 12 vdc/5 a outpu t, 1/8 brick nov. 22 , 20 10 bel power, inc. , a subsidiary of bel fuse, inc. features ? isolated ? output over voltage shutdown ? high efficiency ? ocp/scp ? high power de n sity ? over t emperature p rotectio n ? fixed frequency (300 khz) ? remote on/off logic (optional) ? low cost ? positive/negative remote sence ? input under v oltage lockout ? basic isolation ? output voltage trim ? class 1, category 2, isolated dc/dc converter (refer to ipc - 9592) ? ul60950 - 1 recognized (ul/cul) ( pending ) applications ? networking ? computers and peripherals ? telecommunications description the 0rcy - 60t series are isolated dc / dc converters that operate from a nominal 48 v dc source. these units will prov ide up to 60 w of output power from a nominal 48 v dc input. these units are designed to b e highly efficient and low cost . features include remote on/off, short circuit protection, over current protection , over temperature protection, input under voltage lo ckout, and output over voltage protection. these converters are pr ovided in an industry standard eighth brick package. part selection output voltage input voltage max. output current max. output power typical efficiency model number active h igh model nu mber active l ow 12.0 vdc 36 vdc - 75 vdc 5 a 60.0 w 91 % 0rcy - 60t120 0rcy - 60t12l 5.0 vdc 36 vdc - 75 vdc 12 a 60.0 w 91% 0rcy - 60t050 0rcy - 60t05l 3.3 vdc 36 vdc - 75 vdc 15 a 50.0 w 89% 0rcy - 60t033 0rcy - 60t03l 2.5 vdc 36 vdc - 75 vdc 15 a 37.5 w 87% 0r cy - 60t0 25 0rcy - 60t0 2 l 1.8 vdc 36 vdc - 75 vdc 15 a 27 w 85% 0rcy - 60t v80 0rcy - 60t v8l 1.5 vdc 36 vdc - 75 vdc 15 a 22.5 w 84% 0rcy - 60t v50 0rcy - 60t v5l 1.2 vdc 36 vdc - 75 vdc 15 a 18 w 82% 0rcy - 60t v20 0rcy - 60t v2l notes : add ?g? suffix at the end of the m odel number to indicate tray packaging. 0 r cy - 6 0t series rohs compliant rev. b
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com isolated dc/dc converters 48 vdc input 1.2 v dc - 3.3 vdc/15 a, 5 vdc/12 a, 12 vdc/5 a outpu t, 1/8 brick nov. 22 , 20 10 bel power, inc. , a subsidiary of bel fuse, inc. part number explanation 0 r cy ? 6 0 t xx x 1 2 3 4 5 6 7 1 --- through hole m ount 2 --- rohs 6, change ? r ? to ? 7 ? means rohs 5 3 --- series name 4 --- series code 5 --- i nput range ( 36 - 75 v) 6 --- output voltage 7 --- enable , ? 0 ? means active high , and ? l ? means active low absolute maximum ratings parameter min typ max unit notes input voltage (continuous) - 0.3 - 80 v input voltage transient (100 ms) - 0.3 - 100 v remote on/off - 2 - 1 8 v i /o isolation voltage - - 2000 v ambient temperature - 40 - 85 ? c storage temperature - 55 - 125 ? c note: ratings used beyond the maximum ratings may cause a reliability degradation of the converter or may permanently damage the device. input specifica tions parameter min typ max unit notes input voltage 36 48 75 v input current (full load) vo=12.0 v vo=5.0 v vo=3.3 v vo= 2.5 v vo= 1.8 v vo= 1.5 v vo= 1.2 v - - - - - - - - - - - - - - 3.0 2. 8 2. 6 2. 0 1.4 1.2 0.9 a a a a a a a input current (no load) vo=12.0 v vo=5.0 v vo=3.3 v vo= 2.5 v vo= 1.2 v - 1.8 v - - - - - 9 0 55 4 5 40 3 0 13 0 75 7 0 7 0 6 0 ma ma ma ma ma remote off input current - 2 5 ma input reflected ripple current ( rms) - 4 10 ma input reflected ripple current (pk - pk) - 20 40 ma with simulated source impedance of 10 uh; a 100uf/100v e lectrolytic capacitor with esr = 1 ohm max. 5 hz to 20 m hz i 2 t inrush current transient - 0.01 0.02 a 2 s turn - on voltage threshold 3 2 34 35 v turn - off voltage threshold 30 3 2 3 4 v note: all spe cificatio ns are typical at 25 ? c unless otherwise stated .
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com isolated dc/dc converters 48 vdc input 1.2 v dc - 3.3 vdc/15 a, 5 vdc/12 a, 12 vdc/5 a outpu t, 1/8 brick nov. 22 , 20 10 bel power, inc. , a subsidiary of bel fuse, inc. output specifications parameter min typ max unit notes output voltage set point v o =12.0 v v o =5.0 v vo=3.3 v v o = 2.5 v v o = 1.8 v vo= 1.5 v vo= 1.2 v 11. 76 0 4.925 3.250 2.463 1.773 1.478 1.182 12.0 5.0 3.3 2.5 1.8 1.5 1.2 12.240 5. 075 3.350 2.538 1.827 1.523 1.218 v v v v v v v vin=48 v, io=50% full load, ta=25 ? c. line regulation v o =12.0 v v o =5.0 v vo=3.3 v v o = 2.5 v v o = 1.8 v vo= 1.5 v vo= 1.2 v - - - - - - - ? 24 ? 5 ? 3 ? 3 ? 3 ? 3 ? 3 ? 48 ? 1 0 ? 7 ? 7 ? 7 ? 7 ? 7 mv mv mv mv mv mv mv load regulation v o =12.0 v v o =5.0 v vo=3.3 v v o = 2.5 v v o = 1.8 v vo= 1.5 v vo= 1.2 v - - - - - - - ? 30 ? 10 ? 7 ? 6 ? 5 ? 5 ? 5 ? 60 ? 2 0 ? 15 ? 12 ? 10 ? 10 ? 10 mv mv mv mv mv mv mv regulation over temperature ( - 40 ? c to +85 ? c) v o =12.0 v v o =5.0 v vo=3.3 v v o = 2.5 v v o = 1.8 v vo= 1.5 v v o = 1.2 v - - - - - - - ? 60 ? 4 5 ? 3 0 ? 25 ? 20 ? 15 ? 12 ? 100 ? 75 ? 50 ? 40 ? 30 ? 25 ? 20 mv mv mv mv mv mv mv output current v o =12.0 v v o =5.0 v vo=3.3 v v o = 2.5 v v o = 1.8 v vo= 1.5 v vo= 1.2 v 0 0 0 0 0 0 0 - - - - - - - 5 12 15 1 5 1 5 15 15 a a a a a a a current limit threshold v o =12.0 v v o =5.0 v vo=3.3 v v o = 2.5 v v o = 1.8 v vo= 1.5 v vo= 1.2 v 5.5 13.5 16 16 1 6 1 6 1 6 6.5 16 18 18 18 1 8 1 8 8 19 20 20 20 20 20 a a a a a a a short circuit surge tran sient - 3 5 a 2 s
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com isolated dc/dc converters 48 vdc input 1.2 v dc - 3.3 vdc/15 a, 5 vdc/12 a, 12 vdc/5 a outpu t, 1/8 brick nov. 22 , 20 10 bel power, inc. , a subsidiary of bel fuse, inc. output specifications (continued) parameter min typ max unit notes ripple and noise ( rms ) v o =12.0 v v o =5.0 v vo=3.3 v v o = 2.5 v v o = 1.8 v vo= 1.5 v vo= 1.2 v - - - - - - - 25 25 15 12 10 1 0 1 0 50 50 30 25 2 0 20 20 mv mv mv mv mv mv mv ripple and noise (pk - pk) v o =12.0 v v o =5.0 v vo=3.3 v v o = 2.5 v v o = 1.8 v vo= 1.5 v vo= 1.2 v - - - - - - - 100 95 55 5 5 4 5 4 5 4 5 130 1 2 0 8 0 8 0 70 70 70 mv mv mv mv mv mv mv test conditions: vin=48 v , ta=25 ? c, with a 1uf ceramic cap acitor and a 10 uf tantalum cap acitor at the output. turn on time - 1 5 30 ms overshoot at turn on - 0 5 % output capacitance v o =12.0 v v o =5.0 v vo=3.3 v v o = 2.5 v v o = 1.8 v vo= 1.5 v vo= 1.2 v 0 0 0 0 0 0 0 - - - - - - - 1000 10000 1 5 000 1 5 000 1 5 000 1 5 000 1 5 000 uf tran sient response overshoot - 300 400 mv 25% ~ 50% max load settling time - 400 500 us overshoot - 30 0 400 mv 50% ~ 25% max load settling time v o = 12.0 v - 400 500 us overshoot - 200 23 0 mv 25% ~ 50% max load settling time - 300 400 us overshoot - 200 23 0 mv 50% ~ 25% max load settling time v o = 5.0 v - 300 400 us overshoot - 150 20 0 mv 25% ~ 50% max load settling time - 200 25 0 us overshoot - 150 20 0 mv 50% ~ 25% max load settling time v o = 1.2 v - 3.3 v - 200 25 0 us test conditions : di/dt = 0.1 a/us , vin=48 v , with a 1 uf ceramic cap acitor and a 10 uf tantalum cap acitor at the output. note : all specifications are typical at nominal input, full load at 25c unless otherwise stated .
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com isolated dc/dc converters 48 vdc input 1.2 v dc - 3.3 vdc/15 a, 5 vdc/12 a, 12 vdc/5 a outpu t, 1/8 brick nov. 22 , 20 10 bel power, inc. , a subsidiary of bel fuse, inc. general specifications paramete r min typ max unit notes efficiency v o =12.0 v v o =5.0 v v o =3.3 v v o = 2.5 v v o = 1.8 v v o =1 .5 v v o = 1.2 v 88 88 87 8 5 8 3 8 2 8 0 91 91 89 8 7 8 5 8 4 8 2 - - - - - - - % % % % % % % vin=48v, full load switching frequency 270 300 330 khz isolation capacitance - 1500 - pf output voltage trim range 80 - 110 %vo remote sense compesation - - 10 %vo the total voltage increased by trim and remote sense should not exceed 10%vo over temperature protection - 125 - ? c over voltage protection - 1 30 - %vo vin=48v, fu ll load, in hiccup mode weight - 20 - g mtbf 2,410,000 hours calculated per bell core s r - 332 (i o = 12 a, vin=48 v, vo=3.3 v, t a = 25 ? c , no forced air ) dimensions inches (l w h) millimeters (l w h) 2.30 x 0.896 x 0. 411 58.42 x 22.86 x 10. 45 - note : all specifications are typical at 25 ? c unless otherwise stated.
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com isolated dc/dc converters 48 vdc input 1.2 v dc - 3.3 vdc/15 a, 5 vdc/12 a, 12 vdc/5 a outpu t, 1/8 brick nov. 22 , 20 10 bel power, inc. , a subsidiary of bel fuse, inc. remote on/off parameter min typ max unit notes signal low (unit o n ) - 0.3 - 0.8 v signal high ( unit o ff ) active low 2.4 - 18 v 0rcy - 60t xxl. the remote on/off pin open, unit off signal low (unit o ff ) - 0.3 - 0.8 v signal high (unit o n ) active high 2.4 - 18 v 0rcy - 60t xx0. the remote on/off pin open, unit on current sink 0 - 0.75 ma output trim equations equations for calculating the trim resistor ( i n k ? ) a r e s h o w n b e l o w . t h e t r i m d o w n r e s i s t o r s h o u l d b e c o n n e c t e d between the trim pin and ground pin . the trim up resistor should be connected between the trim pin and the vout . only one of the resistors should be used for any given application. 1.vo =12 v - 1.5 v 2. vo =1.2 v notes : vo_req=desired (trimmed) output voltage [v] 22 . 10 511 ? ? delta rtrimdown ? ? ? ? % 100 _ ? ? ? vo vo req vo delta module vout trim gnd rtrimdown 22 . 10 225 . 1 626 11 . 5 ) 100 ( ? ? ? ? ? ? ? delta vo delta rtrimup 22 . 10 225 . 1 626 11 . 5 ) 100 ( ? ? ? ? ? ? ? delta vo delta rtrimup module vout trim gnd rtrimup
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com isolated dc/dc converters 48 vdc input 1.2 v dc - 3.3 vdc/15 a, 5 vdc/12 a, 12 vdc/5 a outpu t, 1/8 brick nov. 22 , 20 10 bel power, inc. , a subsidiary of bel fuse, inc. efficiency data 0rcy-60tv2x efficiency 45% 50% 55% 60% 65% 70% 75% 80% 85% 1.5a 3.75a 7.5a 11.25a 15a output current (a) e f f i c i e n c y 36v 48v 75v 0rcy-60tv5x efficiency 50% 55% 60% 65% 70% 75% 80% 85% 90% 1.5a 3.75a 7.5a 11.25a 15a output current (a) e f f i c i e n c y 36v 48v 75v 0rcy-60tv8x efficiency 50% 55% 60% 65% 70% 75% 80% 85% 90% 1.5a 3.75a 7.5a 11.25a 15a output current (a) e f f i c i e n c y 36v 48v 75v 0rcy-60t02x efficiency 55% 60% 65% 70% 75% 80% 85% 90% 1.5a 3.75a 7.5a 11.25a 15a output current (a) e f f i c i e n c y 36v 48v 75v 0rcy-60t03x efficiency 60% 65% 70% 75% 80% 85% 90% 95% 1.5a 3.75a 7.5a 11.25a 15a output current (a) e f f i c i e n c y 36v 48v 75v 0rcy-60t05x efficiency 60% 65% 70% 75% 80% 85% 90% 95% 1.2a 3.0a 6.0a 9.0a 12.0a output current (a) e f f i c i e n c y 36v 48v 75v 0rcy-60t12x efficiency 60% 65% 70% 75% 80% 85% 90% 95% 0.5a 1.25a 2.5a 3.75a 5.0a output current (a) e f f i c i e n c y 36v 48v 75v
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com isolated dc/dc converters 48 vdc input 1.2 v dc - 3.3 vdc/15 a, 5 vdc/12 a, 12 vdc/5 a outpu t, 1/8 brick nov. 22 , 20 10 bel power, inc. , a subsidiary of bel fuse, inc. thermal derating curves vin=48v, with maximum junction tempera ture of semiconductors derated to 120 degree c. vo=1.2 v vo=1.5 v vo=1.8 v vo=2.5 v vo=3.3 v vo=5 v
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com 9 isolated dc/dc converters 48 vdc input 1.2 v dc - 3.3 vdc/15 a, 5 vdc/12 a, 12 vdc/5 a output, 1/8 brick nov . 22 , 20 10 bel power, inc. , a subsidiary of bel fuse, inc. thermal deratin g curves (continued) vo=12 v thermal reference note t h1 and t h2 are hot spots which should not exceed 118 degree c.
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com 10 isolated dc/dc converters 48 vdc input 1.2 v dc - 3.3 vdc/15 a, 5 vdc/12 a, 12 vdc/5 a output, 1/8 brick nov . 22 , 20 10 bel power, inc. , a subsidiary of bel fuse, inc. ripple and noise waveforms 1.2 v/15 a output. 1. 5 v/15 a output 1. 8 v/15 a output. 2. 5 v/15 a output 3.3 v/15 a output. 5.0 v /1 2 a output 1 2 v / 5 a output note: ripple and noise at full load, 48 v input, and with a 1 uf ceramic cap and a 10 uf t antalum cap at the output , 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 11 isolated dc/dc converters 48 vdc input 1.2 v dc - 3.3 vdc/15 a, 5 vdc/12 a, 12 vdc/5 a output, 1/8 brick nov . 22 , 20 10 bel power, inc. , a subsidiary of bel fuse, inc. transient response waveforms vout=1.2 v 50% to 25% load transients vout=1.2 v 25% to 50% load transients vout=1. 5 v 50% to 25% load transients vout=1.5 v 25% to 50% load transients vout=1. 8 v 50% to 25% load transients vout=1. 8 v 25% to 50% load transients vout= 2.5 v 50% to 25 % load transients vout= 2 .5 v 25% to 50% load transients
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com 12 isolated dc/dc converters 48 vdc input 1.2 v dc - 3.3 vdc/15 a, 5 vdc/12 a, 12 vdc/5 a output, 1/8 brick nov . 22 , 20 10 bel power, inc. , a subsidiary of bel fuse, inc. transient response waveforms (continued) vout= 3.3 v 50% to 25% load transients vout= 3.3 v 25% to 50% load transients vout= 5.0 v 50% to 25% load transients vout= 5.0 v 25% to 50% load transients vout= 12 v 50% to 25% load transients vout= 12 v 25% to 50% load transients note: transient r esponse is tested at di /dt=0.1 a /us, e xternal 10 uf t antalum c ap acitor and 1 uf c eramic c ap acitor, vin=48 v, 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 13 isolated dc/dc converters 48 vdc input 1.2 v dc - 3.3 vdc/15 a, 5 vdc/12 a, 12 vdc/5 a output, 1/8 brick nov . 22 , 20 10 bel power, inc. , a subsidiary of bel fuse, inc. mechanical outline note: this module is recommended and compatible with pb - free wave sol dering 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 m icro inches minimum nickel plate . 2 ) undimensioned comp onents 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 function dia. 1 vin(+) 0.04 ?? 2 remote on/off 0.04 ?? 3 vin( - ) 0.04 ?? 4 vout( - ) 0.062 ?? 5 sens e - 0.04 ?? 6 trim 0.04 ?? 7 sense+ 0.04 ?? 8 vout(+) 0.062 ??
? 20 10 bel fuse inc. specifications subject to change with out notice. 11 22 10 14 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 te l 201 - 432 - 0463 kowloon, hong kong lancashire, pr1 8ud, u.k. fax 201 - 432 - 9542 tel 852 - 2328 - 5515 tel 44 - 1772 - 556601 www.belfuse.com fax 852 - 2352 - 3706 fax 44 - 1772 - 888366 www.belfuse.com www.belfuse.com isolated dc/dc converters 48 vdc input 1.2 v dc - 3.3 vdc/15 a, 5 vdc/12 a, 12 vdc/5 a output, 1/8 brick output converter nov . 22 , 20 10 bel power, inc. , a subsidiary of bel fuse, inc. revision history date revis ion changes detail approval 2010 - 11 - 22 b add diameter of pin and recommended pad layout in md. xf jiang 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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