key features: ? 15w output power ? 2:1 input voltage range ? 1,500 vdc isolation ? single & dual outputs ? ef? ciency to 90% ? compact 1 x 2 inch case ? -40c to +85c operation ? industry standard pin-out ? low cost MB1500ERW low cost, 1 x 2 inch 15w, 2:1 input range dc/dc con vert ers input parameter conditions min. typ. max. units input voltage range 12 vdc input 9.0 12.0 18.0 vdc 24 vdc input 18.0 24.0 36.0 48 vdc input 36.0 48.0 75.0 input start voltage 12 vdc input 9.0 vdc 24 vdc input 17.8 48 vdc input 35.8 under voltage shutdown 12 vdc input 7.5 vdc 24 vdc input 16.0 48 vdc input 32.0 input filter (pi) filter start-up time see note 1 10 ms output parameter conditions min. typ. max. units output voltage accuracy ?.0 ?.0 % output voltage balance dual outputs, balanced loads ?.5 ?.0 output trim range ?0 % line regulation v in = min to max ?.2 ?.5 % load regulation i out = 10% to 100% ?.5 ?.0 % cross regulation see note 2 ?.0 % ripple & noise (20 mhz) see note 3 70 100 mv p - p output power protection 150 % temperature coef cient ?.02 %/? output short circuit, see note 4 continuous (autorecovery) general parameter conditions min. typ. max. units isolation voltage 60 seconds 1,500 vdc isolation resistance 500 vdc 1,000 m? isolation capacitance see note 5 1,000 pf switching frequency 300 khz environmental parameter conditions min. typ. max. units operating temperature range ambient -40 +25 +85 ? operating temperature range case +105 ? storage temperature range -55 +125 ? cooling free air convection humidity rh, non-condensing 95 % physical case size 2.0 x 1.0 x 0.465 inches (50.8 x 25.4 x 11.8 mm) case material aluminum alloy with non-conductive base (ul94-v0) weight 0.99 oz (28g) remote on/off parameter conditions min. typ. max. units unit on see note 6 2.5 12.0 vdc unit off see note 6 0 1.2 vdc off idle current 1.0 ma reliability speci? cations parameter conditions min. typ. max. units mtbf mil hdbk 217f, 25?, gnd benign 1.0 mhours absolute maximum ratings parameter conditions min. typ. max. units input voltage surge (1 sec) 12 vdc input -0.7 25.0 vdc 24 vdc input -0.7 50.0 48 vdc input -0.7 100.0 lead temperature 1.5 mm from case for 10 sec 300 ? caution: exceeding absolute maximum ratings may damage the module. these are not continuous operating ratings. electrical speci? cations speci cations typical @ +25?, nominal input voltage & rated output current, unless otherwise noted. speci cations subject to change without notice. www.micropowerdirect.com micropower direct 292 page street suite d stoughton, ma 02072 usa t: (781) 344-8226 f: (781) 344-8481 e: sales@micropowerdirect.com w: www.micropowerdirect.com
model selection guide 292 page street ste d stoughton, ma 02072 tel: (781) 344-8226 fax: (781) 344-8481 e-mail: sales@micropowerdirect.com www.micropowerdirect.com notes: 1. start up time is measured at nominal input and with a constant resistive load. 2. cross regulation is measured with the output being tested at 50% load. the second output is varied from 10% to 100% load. 3. when measuring output ripple, it is recommended that an external ceramic capacitor (approx 1 ? to 10 ?) be placed from the +v out to the -v out pins. 4. short circuit protection is provided by a ?iccup mode circuit. 5. isolation capacitance for 24 vdc output models is 2,000 pf. isolation capacitance is measured from input to output at 100 khz/0.1v. 6. the maximum control current at the on/off pin (pin 6) during a logic high is 50 a. the maximum control current to the on/off pin at logic low (-0.7v to 0.8v) is 1 ma. if the on/off pin is left open, the unit operates. if it is grounded, the unit will shut off. 7. these units should not be operated with a load under 10% of full load. operation at no-load will not damage the unit, but they may not meet all speci cations. 8. these units should not be operated over +85?. exceeding +85? may damage the unit. 9. it is recommended that a fuse be used on the input of a power supply for protection. see the model selection table above for the correct rating. model number input output ef? ciency (%, typ) over voltage protection (vdc typ) capacitive load (f, max) fuse rating slow-blow (ma) voltage (vdc) current (ma) voltage (vdc) current (ma, max) current (ma, min) nominal range full-load no-load mb1512s-03erw 12 9.0 - 18.0 1,465 65 3.3 4,000 200 87 3.9 10,500 3,000 mb1512s-05erw 12 9.0 - 18.0 1,405 60 5.0 3,000 150 89 6.2 4,020 3,000 mb1512s-12erw 12 9.0 - 18.0 1,405 25 12.0 1,250 63 89 15.0 1,035 3,000 mb1512s-15erw 12 9.0 - 18.0 1,405 25 15.0 1,000 50 89 18.0 705 3,000 mb1512s-24erw 12 9.0 - 18.0 1,389 30 24.0 625 32 90 30.0 250 3,000 mb1512d-05erw 12 9.0 - 18.0 1,453 30 ?.0 ?,500 ?5 86 ?.2 ?,020 3,000 mb1512d-12erw 12 9.0 - 18.0 1,420 25 ?2.0 ?25 ?2 88 ?5.0 ?95 3,000 mb1512d-15erw 12 9.0 - 18.0 1,420 25 ?5.0 ?00 ?5 88 ?8.0 ?65 3,000 mb1512d-24erw 12 9.0 - 18.0 1,420 20 ?4.0 ?13 ?6 88 ?0.0 ?00 3,000 mb1524s-03erw 24 18.0 - 36.0 625 35 3.3 4,000 200 88 3.9 10,500 1,500 mb1524s-05erw 24 18.0 - 36.0 695 35 5.0 3,000 150 90 6.2 4,020 1,500 mb1524s-12erw 24 18.0 - 36.0 703 20 12.0 1,250 63 89 15.0 1,035 1,500 mb1524s-15erw 24 18.0 - 36.0 695 20 15.0 1,000 50 90 18.0 705 1,500 mb1524s-24erw 24 18.0 - 36.0 695 25 24.0 625 32 90 30.0 250 1,500 mb1524d-05erw 24 18.0 - 36.0 727 25 ?.0 ?,500 ?5 86 ?.2 ?,020 1,500 mb1524d-12erw 24 18.0 - 36.0 710 20 ?2.0 ?25 ?2 88 ?5.0 ?95 1,500 mb1524d-15erw 24 18.0 - 36.0 710 20 ?5.0 ?00 ?5 88 ?8.0 ?65 1,500 mb1524d-24erw 24 18.0 - 36.0 710 20 ?4.0 ?13 ?6 88 ?0.0 ?00 1,500 mb1548s-03erw 48 36.0 - 75.0 316 35 3.3 4,000 200 87 3.9 10,500 1,000 mb1548s-05erw 48 36.0 - 75.0 360 35 5.0 3,000 150 87 6.2 4,020 1,000 mb1548s-12erw 48 36.0 - 75.0 352 25 12.0 1,250 63 89 15.0 1,035 1,000 mb1548s-15erw 48 36.0 - 75.0 348 15 15.0 1,000 50 90 18.0 705 1,000 mb1548s-24erw 48 36.0 - 75.0 352 15 24.0 625 32 89 30.0 250 1,000 mb1548d-05erw 48 36.0 - 75.0 363 20 ?.0 ?,500 ?5 86 ?.2 ?,020 1,000 mb1548d-12erw 48 36.0 - 75.0 355 15 ?2.0 ?25 ?2 88 ?5.0 ?95 1,000 mb1548d-15erw 48 36.0 - 75.0 355 15 ?5.0 ?00 ?5 88 ?8.0 ?65 1,000 mb1548d-24erw 48 36.0 - 75.0 355 15 ?4.0 ?13 ?6 88 ?0.0 ?00 1,000 derating curve output over 5vdc derating curve output 5vdc & 3.3vdc on single output units, a simple external circuit may be used to adjust the converter output. to adjust the output down, connect a 5%, 3w resistor between the plus output pin and the vout trim pin. to adjust the output up, connect a 5%, 3w resistor between the minus output pin and the vout trim pin. for up/down trimming capability, connect a 10 kw potentiom- eter between the plus and minus outputs with the wiper arm connected to the vout trim pin. external trim
micropower direct 292 page street ste d stoughton, ma 02072 tel: (781) 344-8226 fax: (781) 344-8481 e-mail: sales@micropowerdirect.com www.micropowerdirect.com emc speci? cations parameter standard radiated emissions see note 1 en 55022 class a conducted emissions see note 1 en 55022 class a esd en 61000-4-2 criteria b; ? kv contact rs en 61000-4-3 criteria a; 10v/m eft see note 2 en 61000-4-4 criteria b; ? kv surge see note 3 en 61000-4-5 criteria b; ? kv cs en 61000-4-6 criteria a; 3 vrms voltage dips en 61000-4-29 criteria b; 0% - 70% typical connection the diagram above illustrates a typical connection of the MB1500ERW series for applications that require meeting emc standards. the units do not require external components to operate as speci ed. some notes on this diagram (starting with the input circuit) are: 1. it is recommended that an external fuse be used. the recommended fuse is shown in the model chart on page 2. 2. an external mov is recommended on the input to protect the unit in the event of a surge. a recommended value is given in the table at right. 3. an external tvs is recommended on the input to protect the unit in the event of a voltage spike. a recommended value is given in the table at right. 4. the output ltering capacitor (c 5 ) is a high frequency, low resistance electrolytic capacitor. care must be taken in choosing this capacitor not to exceed the capacitive load speci cation for the unit. the board layout illustration below shows a connection for dual output units. voltage derating of capacitors should be 80% or above. notes: 1. all units are rated for en 55022 (ce/re) class a without external components. they will meet class b with the addition of the dcfm-0x (or a similar discrete lter circuit). contact the factory for more information. 2. to meet the requirements of en 61000-4-4 ( ? kv), external components are needed. this can be done discretely, or with t he addition of the dcfm-0x. contact the factory for more information. 3. to meet the requirements of en 61000-4-5 ( ? kv), external components are needed. this can be done discretely, or with the addition of the dcfm-0x . contact the factory for more information. typical board layout : with external filter/surge components for dual output unit 5. recommended values for components are: component 12 v in 24 v in 48 v in mov 10d560 10d101 l 1 56 h 56 h tvs smcj28a smcj48a smcj90a c 1 680 f/25v 120 f/25v 120 f/100v c 2 1.0 f/50v 1.0 f/50v 1.0 f/100v l 2 4.7 h 4.7 h 4.7 h c 3, c 4 1,000 pf/2 kv 1,000 pf/2 kv 1,000 pf/2 kv 6. input noise and surge suppression modules are available for a number of mpd dc/dc power supplies. an MB1500ERW connection with the dcfm-03 (surge suppression) module connected to the input and the dcfm-03 ems module. typical connection : with dcfm-0x isurge suppression and filter modules vin (vdc) input capacitor vout (vdc) output capacitor 12 100 f 3.3 470 f 5 470 f 24 100 f 12 220 f 15 220 f 48 100 f 24 100 f ? 220 f ?2 100 f ?5 100 f ?4 47 f for pric ing or full technical information on these modules ( dcfm-01, d cfm-02 and dcfm-03 ) please contact the factory. 7. in many applications simply adding input/output capaci- tors will enhance the input surge protection and reduce output ripple suf ciently. the input capacitor c 1 and output capacitors c 5 and c 6 shown in the typical connection dia- gram above, and board layout drawing below illustrate their connection in this case, recommended capacitor values are given in the table at right.
micropower direct we power your success - for less! 292 page street ste d stoughton, ma 02072 tel: (781) 344-8226 fax: (781) 344-8481 e-mail: sales@micropowerdirect.com www.micropowerdirect.com notes: all dimensions are typical in inches (mm) tolerance x.xx = ?.02 (?.50) pin 1 is marked by a ?ot or indentation on the top of the unit mechanical dimensions mechanical dimensions: with optional heatsink pin single output 1+vin 2-vin 3 +vout 4 trim 5 -vout 6 remote on/off pin dual output 1+vin 2-vin 3 +vout 4 common 5 -vout 6 remote on/off pin con nec tions for the heatsink option, add suf x ??to the model number (i.e. mb1524s-05erw-h)
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