key features: ? 10w 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 mb1000erw low cost, 1 x 2 inch 10w, 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 18.0 48 vdc input 36.0 input filter (pi) filter output parameter conditions min. typ. max. units output voltage accuracy ?.0 ?.0 % output voltage balance dual outputs, balanced loads ?.5 ?.5 % line regulation v in = min to max ?.2 ?.5 % load regulation i out = 5% to 100% ?.5 ?.0 % cross regulation see note 1 ?.0 % ripple (20 mhz) see note 2 15 35 mv p - p noise (20 mhz) 40 80 transient recovery time, see note 3 25% load step change 300 500 ?ec transient response deviation ?.0 ?.0 % temperature coef cient ?.03 %/? over voltage protection 110 120 140 % 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 100 khz, 0.1v 1,000 pf switching frequency 350 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 0.78 oz (22g) remote on/off parameter conditions min. typ. max. units unit on see note 5 3.5 12.0 vdc unit off see note 5 0 1.2 vdc off idle current 1.0 3.0 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. cross regulation is measured with the output being tested at 50% load. the second output is varied from 10% to 100% load. 2. when measuring output ripple, it is recommended that an external ceramic capacitor (approx 10 ?) be placed from the +v out to the -v out pins for single output models; or from each output to common for dual output models. 3. transient recovery is measured to within a 1% error band for a load step change of 25%. 4. short circuit protection is provided by a ?iccup mode circuit. 5. these units should not be operated with a load under 5% of full load. operation at no-load will not damage the unit, but they may not meet all speci cations. 6. these units should not be operated over +85?. exceeding +85? may damage the unit. 7. 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 re? ected ripple current (ma typ) capacitive load (f, max) ef? ciency (%, typ) fuse rating slow-blow (ma) voltage (vdc) current (ma) voltage (vdc) current (ma, max) current (ma, min) nominal range full-load no-load mb1012s-03erw 12 9.0 - 18.0 857 25 3.3 2,400 120 20 2,200 77 2,000 mb1012s-05erw 12 9.0 - 18.0 1,016 25 5.0 2,000 100 20 2,200 82 2,000 mb1012s-12erw 12 9.0 - 18.0 969 25 12.0 833 42 20 470 86 2,000 mb1012s-15erw 12 9.0 - 18.0 958 25 15.0 667 33 20 220 87 2,000 mb1012s-24erw 12 9.0 - 18.0 947 25 24.0 416 21 20 100 88 2,000 mb1012d-05erw 12 9.0 - 18.0 1,016 25 ?.0 ?,000 ?0 20 ?80 82 2,000 mb1012d-12erw 12 9.0 - 18.0 969 25 ?2.0 ?16 ?1 20 ?20 86 2,000 mb1012d-15erw 12 9.0 - 18.0 958 25 ?5.0 ?33 ?6 20 ?00 87 2,000 mb1012d-24erw 12 9.0 - 18.0 958 25 ?4.0 ?08 ?0 20 ?7 87 2,000 mb1024s-03erw 24 18.0 - 36.0 429 12 3.3 2,400 120 20 2,200 77 1,000 mb1024s-05erw 24 18.0 - 36.0 496 12 5.0 2,000 100 20 2,200 84 1,000 mb1024s-12erw 24 18.0 - 36.0 473 12 12.0 833 42 20 680 88 1,000 mb1024s-15erw 24 18.0 - 36.0 463 12 15.0 667 33 20 330 90 1,000 mb1024s-24erw 24 18.0 - 36.0 479 12 24.0 416 21 20 100 87 1,000 mb1024d-05erw 24 18.0 - 36.0 502 12 ?.0 ?,000 ?0 20 ?80 83 1,000 mb1024d-12erw 24 18.0 - 36.0 484 12 ?2.0 ?16 ?1 20 ?30 86 1,000 mb1024d-15erw 24 18.0 - 36.0 473 12 ?5.0 ?33 ?6 20 ?20 88 1,000 mb1024d-24erw 24 18.0 - 36.0 479 12 ?4.0 ?08 ?0 20 ?00 87 1,000 mb1048s-03erw 48 36.0 - 75.0 212 6 3.3 2,400 120 20 2,200 78 500 mb1048s-05erw 48 36.0 - 75.0 254 6 5.0 2,000 100 20 2,200 82 500 mb1048s-12erw 48 36.0 - 75.0 237 6 12.0 833 42 20 820 88 500 mb1048s-15erw 48 36.0 - 75.0 234 6 15.0 667 33 20 470 89 500 mb1048s-24erw 48 36.0 - 75.0 237 6 24.0 416 21 20 220 88 500 mb1048d-05erw 48 36.0 - 75.0 251 6 ?.0 ?,000 ?0 20 ?80 83 500 mb1048d-12erw 48 36.0 - 75.0 237 6 ?2.0 ?16 ?1 20 ?70 88 500 mb1048d-15erw 48 36.0 - 75.0 234 6 ?5.0 ?33 ?6 20 ?20 89 500 mb1048d-24erw 48 36.0 - 75.0 237 6 ?4.0 ?08 ?0 20 ?00 88 500 derating curve all models of the mb1000x-xxerw series are available mounted on an adapter plate similar to the one pictured above. the adapter plate will allow the user to easily mount the unit to a chassis or to a standard din rail. please contact the factory for more information. adapter plate
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 mb1000erw 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 mdcfm-1b (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, as shown on the typical connection diagram below. use the mdcfm-1b to meet en 61000-4-4 (? kv). 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 mdcfm-1b. contact the factory for more information. typical board layout : with external filter/surge components for single output unit 5. recommended values for components are: component 12 v in 24 v in 48 v in mov --- s14k35 s14k60 l 1 --- 56 h 56 h tvs smcj28a smcj48a smcj90a c 1 680 f/25v 330 f/50v 330 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 1.0 nf/2 kv 1.0 nf/2 kv 1.0 nf/2 kv 6. input noise and surge suppression modules are available for a number of mpd dc/dc power supplies. an mb1000erw board layout with the mdcfm-1b (eft suppression) module connected to the input is shown on page 4. for pricing, typical board layout : with external filter/surge components for dual output unit samples or full technical information on these modules, please contact the factory. 7. in many applications simply adding input/output capacitors will enhance the input surge protection and reduce output ripple suf- ciently. the input capacitor c1 and output capacitors c5 and c6 shown in the typical connection diagram above, and board layout drawing below illustrate their connection. in this case, recom- mended capacitor values are: c in : 100 f for 12v input models 10 f to 47 f for 24v & 48v input models c out : 10 f for all models 8. the pad spacing between input/output (c 3 & c 4 ) in the board layout drawings below should be a minimum of 2 mm.
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) mechanical dimensions pin single output pin dual output 1 +vin 1 +vin 2 -vin 2 -vin 3 +vout 3 +vout 4 no pin 4 common 5 -vout 5 -vout 6 remote on/off 6 remote on/off pin con nec tions typical board layout : with mdcfm-1b surge suppression and filter module v in (vdc) input capacitor v out (vdc) output capacitor 12 330 f/50v 3.3 10 f 5 10 f 24 330 f/50v 12 10 f 15 10 f 48 330 f/100v 24 10 f ? ?0 f ?2 ?0 f ?5 ?0 f ?4 ?0 f the diagram above illustrates a typical board layout of the mb1000erw series with a mdcfm-1b (eft suppression module) connected to the input. this module will substantially improve the ems performance of the converter while simplifying the overall circuit design. values for the capacitors used are given in the table at right.
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