wall industries, inc. 5 watson brook road exeter, nh 03833 06/09/2010 603-778-2300 www.wallindustries.com fax 603-778-9797 page 1 of 4 elv series 50~100 watts single output half-brick dc/dc converter rev. g features soft start 100% burn in high reliability remote on/off up to 87% efficient cost efficient solution fast transient response fixed switching frequency optional heatsink available economy version of the lv series short circuit and over current protected remote sense compensation to 10% vout optional encapsulation for added ruggedness description the elv series is an economy version of our lv series. the el v series consists of high density, low input voltage, isolated converters with a wide input voltage range. low input voltage converters are uncommon in the industry and the elv series offers the flexibility of operation with both 12v and 24v busses. this st ate-of-the-art converter?s f eatures include fast trans ient response, short circuit protection, over current protection, so ft start, and many other features that are required for today?s demanding applications. this series is available in both encapsulated and open frame designs. specifications: elv series all specifications apply @ 25c ambient unless otherwise noted input specifications input voltage ra nge ...................................................10 - 36vdc remote on/off ........................... logic enable referenced to -vin, no suffix ........................................... open/ high=on, low=off ?r? suffix .......................................... open/ high=off, low=on input reflected rippl e current ..................................... 225ma typ. input surge vo ltage .................................. 50vdc max for 100ms output specifications output voltag e ................................................................ see table voltage accu racy ................................................................... 1% output adjust ability .............................................................. 10% output current ................................................................ see table output power .................................................................. see table line regulation (ll to hl at fl) ......................................... 0.2 % load regulatio n (20% to 100% load) .................................. 0 .2% ripple/noise (20 mhz bw) ................................................... 1.5% remote sense co mpensati on ............................................... 10% transient response (5 0% load step) .................................. 250ms temperature coeffici ent............................................... 0.2 % / c protection specifications current limi t .................................................................110~ 140% short circuit prot ection ............................................... cont inuous general specifications efficiency ........................................................................ up to 87% switching frequenc y ................................................... 300khz typ. isolation voltage input to output ...........................................................................1500vdc input to case ...............................................................................500vdc output to case.............................................................................500vdc isolation re sistanc e....................................................... 10m ? min. environmental specifications operating temperature (c ase).............................. -40c ~ +100c storage temperature ............................................. -50c ~ +125c humidity............................................................................... to 95% mtbf .................................................................... 2, 563,116 hours physical specifications weight .......................................................................... 4oz ( 113g) dimensions encapsulated .............2.28 x 2.40 x 0.50 inches [61.0 x 57.9 x 12.7 mm] open frame...............2.18 x 2.30 x 0.53 inches [55.4 x 58.4 x 13.5 mm] case materi al.......................................................... al uminum alloy due to advances in technology, specifications subject to change without notice applications for use in 12v and 24v battery applications for use in intermediate and distributed bus architectures (iba) telecommunications equipment network (lans/wans) equipment next generation low voltage, high current microprocessors and ics
wall industries, inc. 5 watson brook road exeter, nh 03833 06/09/2010 603-778-2300 www.wallindustries.com fax 603-778-9797 page 2 of 4 elv series 50~100 watts single output half-brick dc/dc converter rev. g model selection table model number for threaded inserts model number for thru-hole inserts input voltage range output voltage output current output power elv12s15-50 elv12s15-50th 15 vdc 3.33a 50w elv12s18-50 elv12s18-50th 18 vdc 2.78a 50w elv12s3.3-75 elv12s3.3-75th 3.3 vdc 21.4a 75w elv12s5-100 elv12s5-100th 5 vdc 20.0a 100w ELV12S8-100 ELV12S8-100th 8 vdc 12.5a 100w elv12s12-100 elv12s12-100th 12 vdc 8.3a 100w elv12s15-100 elv12s15-100th 15 vdc 6.67a 100w elv12s18-100 elv12s18-100th 18 vdc 5.56a 100w elv12s20-100 elv12s20-100th 12 / 24 vdc (10 - 36 vdc) 20 vdc 5.0a 100w notes 1. this series is available in both encapsulated and open fr ame designs. for open frame design add the suffix ?o? to the part number. (ex: elv12s15-100o) 2. pin to pin tolerance: 0 .01" [ 0.3mm ], pin diameter tolerance: 0.005" [ 0.13mm]. 3. case material: 0.040" [1.02mm] thick, aluminum alloy 3003-0, per: qqa 250/2. 4. unit comes with either 3m x 0.5 threaded thru inserts or for 0.125 thru-hole add "th" suffix to model part number. (ex: elv12s12-100th) 5. optional heatsink available. please call factory for ordering details. 6. active high enable is standard; for active low enable add the suffix ?r? to the part number (ex: elv12s15-100r). elv12s12-100 efficiency vs output current 65% 67% 69% 71% 73% 75% 77% 79% 81% 83% 85% 87% 89% 0.5 1.0 1.5 2.0 2.5 3.0 3. 5 4. 0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0 i o (a) efficiency (%) vin=10v vin=18v vin=27v vin=36v
wall industries, inc. 5 watson brook road exeter, nh 03833 06/09/2010 603-778-2300 www.wallindustries.com fax 603-778-9797 page 3 of 4 elv series 50~100 watts single output half-brick dc/dc converter rev. g mechanical drawing (standard) unit: inches [mm] .400 [10.16] .700 [17.78] 1.000 [25.40] 1.400 [35.56] 2 . 0 0 0 [ 5 0 . 8 0 ] 1.900 [48.26] .000 [0.00] . 0 0 0 [ 0 . 0 0 ] wall industries dc/dc converter r .30 [7.6] .50 [12.7] lexan insulator 2x 10 9 7 5 4 3 2 61 8 thru inserts 4x no pin label .20 min [5.1 min] pin length from xxxx exeter, nh 03833 model name xxxx standoffs only 2.28 +.02 57.9 +0.5 -.03 -0.8 2 . 4 0 + . 0 2 6 1 . 0 + 0 . 5 - . 0 3 - 0 . 8 .50 [12.7] to standoffs only .19 +.02 4.8 +0.5 -.03 -0.6 serial no: date code see note-3 max reciving torque: 3m x 0.5 threaded 4-lbf/in[0.45-n.m] notes: 1. pin to pin tolerance .01 [0.3], pin diameter tolerance: .005 [0.13]. 2. case material: .040 [1.02] thick, aluminum alloy 3003-0, per: qqa 250/2. 3. unless otherwise specified. pin designation pin ? 1 -output ?.081 2 -sense ?.040 3 trim ?.040 4 +sense ?.040 5 +output ?.081 6 -vin ?.081 7 case grd ?.040 8 no pin 9 on/off ?.040 10 +vin ?.081 to order: 4. unit comes with either 3m x 0.5 threaded thru inserts or for ?.125 thru-hole add: ?th? suffix to model part number. example: elv12s15-100th 5. consult factory for optional heat sink. unless otherwise specified all dimensions are in inches [xx] are in millimeters applied tolerances: angles = 1 x.xx=0.02 [0.5] x.xxx=0.010 [0.25] do not scale drawing interpret dimension and tolerace per asme y14.5m - 1994
wall industries, inc. 5 watson brook road exeter, nh 03833 06/09/2010 603-778-2300 www.wallindustries.com fax 603-778-9797 page 4 of 4 elv series 50~100 watts single output half-brick dc/dc converter rev. g mechanical drawing (thru-hole version) unit: inches [mm] .400 [10.16] .700 [17.78] 1.000 [25.40] 1.400 [35.56] 2 . 0 0 0 [ 5 0 . 8 0 ] 1.900 [48.26] .000 [0.00] . 0 0 0 [ 0 . 0 0 ] wall industries dc/dc converter r .30 [7.6] .50 [12.7] lexan insulator 2x 10 9 7 5 4 3 2 61 8 ?.125.005 [3.180.13] thru 4x no pin label .20 min [5.1 min] pin length from xxxx exeter, nh 03833 model name xxxx standoffs only 2.28 +.02 57.9 +0.5 -.03 -0.8 2 . 4 0 + . 0 2 6 1 . 0 + 0 . 5 - . 0 3 - 0 . 8 .50 [12.7] to standoffs only .19 +.02 4.8 +0.5 -.03 -0.6 serial no: date code see note-3 notes: 1. pin to pin tolerance .01 [0.3], pin diameter tolerance: .005 [0.13]. 2. case material: .040 [1.02] thick, aluminum alloy 3003-0, per: qqa 250/2. 3. unless otherwise specified. to order: 4. unit comes with either 3m x 0.5 threaded thru inserts or for ?.125 thru-hole add: ?th? suffix to model part number. example: elv12s15-100th 5. consult factory for optional heat sink. unless otherwise specified all dimensions are in inches [xx] are in millimeters applied tolerances: angles = 1 x.xx=0.02 [0.5] x.xxx=0.010 [0.25] do not scale drawing interpret dimension and tolerace per asme y14.5m - 1994 pin designation pin ? 1 -output ?.081 2 -sense ?.040 3 trim ?.040 4 +sense ?.040 5 +output ?.081 6 -vin ?.081 7 case grd ?.040 8 no pin 9 on/off ?.040 10 +vin ?.081
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