View 0REB-80T15_4097504.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com 1 isolated dc/dc converters 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. features ? isolated ? remote on/off ) ? high efficiency ? input under v oltage protection ? fixed frequency ( 3 00 khz) ? output over voltage protection ? high power de n sity ? ocp/scp ? low cost ? over t emperature p rotection ? class 2 , category 2 , isolated dc/dc converter (refer to ipc - 9592 ) applications ? networking ? computers and peripherals ? telecommunications description the 0reb - 80t15x is an isolated dc/dc converter th at operates from a nominal 48 v dc source. this converter provides up to 75w of output power. features include remote on/off, short circuit protection, over current protection, over - temperature protection, output over - voltage protection,input under - voltage protection. part selection output voltage input voltage max. output current max. output power typical efficiency model number active low model number active high 15 vdc 36 v dc - 75 v dc 5 a 75 w 9 2 % 0r e b - 8 0t 1 5 l 0re b - 8 0t 1 5 0 notes : add ?g? suffix at the end of the model number to indicate tray packaging. part number explanation 0 r e b ? 8 0 t 1 5 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 ( 1 5 v) 7 --- enable , ? 0 ? means active high , and ? l ? means active low 0 r e b - 8 0t 1 5 x rohs compliant preliminary rev. a
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com 2 isolated dc/dc converters 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. absolute maximum ratings param eter min typ max unit notes continuous non - operating input voltage - 0.3 - 80 v input transient voltage - - 100 v 100ms maximum remote on/off - 0.3 - 1 8 v i/o isolation voltage - - 1500 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 specifications parameter min typ max unit notes operating input voltage 36 48 75 v input current (full load) - - 2. 8 a input current (no load) - 6 0 1 0 0 ma remote off input current - 5 10 ma input reflected ripple current ( rms) - 2 5 ma input reflected ripple current (pk - pk) - 10 2 0 ma with simulated source impedance of 10uh, 5hz to 20mhz. use a 100uf/100v electrolytic capacitor with esr=1 ohm max, at 200khz@25c. i 2 t inrush current transient - - 1 a 2 s turn - on voltage threshold 3 4.5 3 5 35 .5 v turn - off voltage threshold 3 3 3 3.5 3 4 v other information: input c - l - c filter 0.47uf - 2.2uh - 4.4uf - recommended input fast - acting fuse on system board - 4 - a caution:this converter is not internally fused. an input line fuse must be used in application. caution: this converter is not internally fused. an input line fuse must be used in appli cation . r ecommend a fast - acting fuse with maximum rating of 4 a on system board. refer to the fuse manufacture ? s datasheet for further information. notes: 1. this converter has internal c - l - c (0.47uf - 2.2u h - 4.4 u f) filter. 2. all specificatio ns a re 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 3 isolated dc/dc converters 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. output specifications parameter min typ max unit notes output voltage set point 14.85 1 5 15.15 v vin=48v, io=50% load at 25 o c ambient. load regulation - 0 .1 0. 2 % vin=48v, io=0~100% load a t 25 o c ambient. line regulation - 0. 1 0. 2 % vin=36~75v,io=100% load at 25 o c ambient regulation over temperature ( - 40 deg.c - 85 deg.c) - - 1 % ripple and noise (pk - pk) - 60 1 00 mv ripple and noise ( rms ) - 1 5 30 mv vin=48v, io=100%load at 25 o c ambient, 0 - 20mhz bw, with a 1f ceramic capacitor and a 100uf electrolytic cap at output. ripple and noise(pk - pk) under worst case - - 150 mv over all operating input voltage, load and ambient temperature condition output current range 0 - 5 a output dc current limit 5.5 6 6.5 a short circuit surge transient - - tbd a 2 s rise time - - 10 ms - - 40 ms turn on time - - 20 ms overshoot at turn on - 0 3 % output capacitance 0 - 1000 uf transient response v 50% - 75% of max load - 250 300 mv settling time - 400 500 us v 75% - 50% of max load - 250 300 mv settling time - 400 500 us di/dt=0.1a/us, vin=48vdc, ta=25c, with a 1f ceramic capacitor and a 100uf electrolytic cap at output. note: all specifications are typical at nominal input, full load at 25c unless noted.
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com 4 isolated dc/dc converters 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. general specifications parameter min typ max unit notes efficiency 90 9 2 - % the efficiency is measured at vin=48v, full load and ta=25c. s witching frequency 290 300 310 khz output voltage trim range 80 - 110 % fit 2 - tbd - - calculated per bell core sr - 332 (vin=48 v, vo=15 v, io=5 a, ta = 25c, fit=10 9 /mtbf) over t emperature protection - 125 - over voltage protection(static) - - 18 v this voltage is achieved by trimming up output slowly. over voltage protection (dynamic) - - 18 v the transient over voltage is achieved by connecting the trim pin to vout+ pin through a 332 k resistor. weight - tbd - g isolation characteristics input to output - - 1500 v isolation resistance 10m - - ohm isolation capacitance - 2700 - pf note : all specifications are typical at 25 ? c unless otherwise stated. efficiency data 60.0% 65.0% 70.0% 75.0% 80.0% 85.0% 90.0% 95.0% 0.5a 1.25a 2.5a 3.75a 5a output current(a) e f f i c i e n c y 36 v 48 v 75 v
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com 5 isolated dc/dc converters 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. remote on/off paramete r 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 remote on/off pin is open, the module is off. signal low (unit o ff ) - 0.3 - 0.8 v signal high (unit o n ) active high 2.4 - 18 v remote on/off pin is open, the module is on. current sink 0 - 1 ma recommended remote on/off circuit for active low control with open collector/drain circuit control with photocoupler circuit control with logic circuit permanently on recommended remo te on/off circuit for active high control with open collector/drain circuit control with photocoupler circuit control w ith logic circuit permanently on vin + vin - on / off vin + vin - on / off vin + vin - on / off vcc vin + vin - on / off vin + vin - on / off vin + vin - on / off vin + vin - on / off vcc vin + vin - on / off
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com 6 isolated dc/dc converters 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. output trim equations equations for calculating the trim resistor are shown below. the trim down resistor should be connected between the trim pin and sense ( - ) p in. the trim up resistor should be connected between the trim pin and the sense (+). only one of the resistors should be used for any given m inimum trim down voltage is 12 v maximum trim up voltage is 16.5 v. the total voltage increased by trim and remote s ense should not exceed 10 % of the nominal output voltage. note: vo_req=desired (trimmed) output voltage [v] output voltage vo= 1 5 .000 v vout +sense -sense gnd trim rtrim_down vout +sense -sense gnd trim rtrim_up 511 10.2[ ] % r k trimdow n ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? k o v trimup r 2 . 10 % 510 % 225 . 1 % 100 11 . 5 % 100 des o o v v v ? ? ? ? 12 12.3 12.6 12.9 13.2 13.5 13.8 14.1 14.4 14.7 15 0 200 400 600 800 1 10 3 ? 1.2 10 3 ? 1.4 10 3 ? 1.6 10 3 ? 1.8 10 3 ? 2 10 3 ? adjusted output voltage vo,adj (v) t r i m r e s i s t o r v a l u e r t r i m _ d o w n ( k o h m ) 15 15.15 15.3 15.45 15.6 15.75 15.9 16.05 16.2 16.35 16.5 0 700 1.4 10 3 ? 2.1 10 3 ? 2.8 10 3 ? 3.5 10 3 ? 4.2 10 3 ? 4.9 10 3 ? 5.6 10 3 ? 6.3 10 3 ? 7 10 3 ? adjusted output voltage vo,adj(v) t r i m r e s i s t o r v a l u e , r t r i m _ u p ( k o h m ) .
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com 7 isolated dc/dc converters 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. remote sense this module has remote sense compensation feature. it can minimize the effects of resistance between module?s output and load in sys tem layout and facilitates accu r ate voltage regulation at load terminals or other selected point. 1. the remote sense lines carries very little current and hence do not require a la rge cross - sectional area. 2. this module compensates for a maximum drop of 10% of the nominal output voltage. 3. if the unit is already trimmed up, the available remote sense compensation range should be correspondingly reduced. the total voltage increased by trim and remote sense should not exceed 10% of the nominal output voltage. 4. when using remote sense compensation, all the resistance, parasitic inductance and capacitance of the system are incorpotated within the feedback loop of this module. the c an make an effect on the module's compensation, affecting the stability and dynamic response. a 0.1uf ceramic capacitor can be connected at the point of load to de - couple noise on the sense wires. 5. recommend the connection of remote sense compensation as below figure. there are a resistor rs+ (51.1 ohm) from vo+ to sense+ and a resistor rs - (51.1 ohm)) from vo - to sense - inside of this module. 6. if not using remote sense compensation, please connect sense directly to output at module's pin, that is, connect sense+ to vo+ and sense - to vo - at module's pin, the shorter the better. s ee below figure. sense + sense - r s - v o - vo + r s + load sense + sense - r s - vo - v o + r s + load
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com 8 isolated dc/dc converters 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. over current protection to provide protection in a fault output overload condition, the module is equipped with internal curr ent - limiting circuitry and can endure current limiting for a few mili - seconds. if the overcurrent condition persists beyond a few milliseconds, the module will shut down into hiccup mode and restart once every 500ms. the module operates normally when the output current goes into specified range. the typical average output current is 215ma during hiccup. over voltage protection the output overvoltage protection consists of circuitry that monitors the voltage on the output terminals. if the voltage on the output terminals exceeds the over voltage protection threshold, the module will shutdown. test setup: w aveform : ch1: output voltage waveform r = 332 k vin=48v expansion of on time portion of above figure ch4: output current waveform vo + vo - trim r k sense + sense - trim r k
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 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. input u nder - voltage l ockout ripple and noise waveform 48vdc input, 1 5 vdc/ 5 a output note: ripple and noise at full load, with a 1uf ceramic cap and a 1 0 0 uf electrolytic cap at output , ta=25 deg c . v1=3 3 v v2=3 5 v input voltage ( v ) i n p u t c u r r e n t voltage falling voltage rising v 1 v 2 under - voltage lockout
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 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. transient response waveforms vout= 1 5 v 50% - 75% load transients vout= 1 5 v 75% - 50% load transients note: transient response : di/dt=0.1a/us, 1uf ceramic cap and 100uf electrolytic cap at output. startup & shutdown rise time vin=48v, vo= 15 v, io= 5 a
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 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. s tartup time startup & shutdown (continued) s hutdown vin=48v, vo= 1 5 v, io= 5 a startup from vin ch1: vo ch3: vin vin=48v, vo= 1 5 v, i o= 5a startup from on/off ch1: vo ch3: on/off vin=48v, vo= 1 5 v, io= 5a
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 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. thermal derating curve the otp is achieved by thermistor r12 and the threshold is set at 125c in non - latch mode; the hottest component q1 reaches 125c with 100lfm air flow correspondingly. it will restart automatically when the temperat ure falls down to 100c. the protecting point will be varied a little under different conditions (air flow, ambient temperature,input voltage, load...). maximum junction temperature of semiconductors derated to 120 degree c. derating curve under normal input thermal derating curve (continued) temperature reference points o n top side
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 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. safety & emc safety 1. material flammability ul94v - 0 2. tuv certification en60950 - 1 3. ul certification ul60950 - 1 emc 1. surge ie c61000 - 4 - 5 2. dc - dip iec61000 - 4 - 29 3. conductive emi en55022 class a compliance to en55022 class a (both q.peak and average) with the following inductive and capacitive filter setup: item designator parameter vendor v endor p/n 1 c1 1uf/100v,ceramic murata grm32er72a105ka01l 2 c2 0.1uf/100v, ceramic tdk c3216x7r2a104k 3 c3 220 uf/100v, al cap nichicon uhe2a221mhd6 4 c4 22nf/1000v,ceramic +0.022uf/250v,safety johanson epcos 631s41w223kv4e b32022b3223+ 5 c5 22nf/1000v,ceramic +0.022uf/250v,safety johanson epcos 631s41w223kv4e b32022b3223+ 6 t1 1.3mh, common mode pulse p0402nl conv.positive input conv.negative input c 1 c2 c3 t1 t1 +vin - vin c 4 c 5
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com 14 isolated dc/dc converters 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. safety & emc (continued) positive: negati ve:
bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201 - 432 - 0463 ? fax 201 - 432 - 9542 ? www.belfuse.com 15 isolated dc/dc converters 36 vdc - 75 v dc input , 1 5 vdc / 5 a out p ut aug . 22 , 20 1 1 bel power, inc. , a subsidiary of bel fuse, inc. mechanical outline note: this module is recommended and compatible with pb - free wave soldering and must be soldered using a peak solder temperature of no more than 26 0 oc for less th a n 5 seconds .
? 2 011 bel fuse inc. specifications subject to change without notice. 08 2211 16 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 cen tre 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.belfuse.com fax 8 52 - 2352 - 3706 fax 44 - 1772 - 888366 www.belfuse.com www.belfuse.com isolated dc/dc converters 36 vdc - 75 v dc input , 12 vdc/ 6.5 a out p ut output converter aug . 22 , 20 11 bel power, inc. , a subsidiary of bel fuse, inc. revision history date revis ion changes detail approval 2 011 - 8 - 22 a first release j z wang 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.

▲Up To Search▲

Price & Availability of 0REB-80T15

	To Download 0REB-80T15 Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .