key features: ? 6w output power ? 40 - 160 vdc input range ? meets en 60950, en 50155 ? miniature 1 x 1 inch case ? 1,500 vdc isolation ? ef? ciency to 85% ? -40c to +85c operation ? industry standard pin-out mr0611s ultra-wide input, 6w miniature, railway dc/dc con vert ers input parameter conditions min. typ. max. units input voltage range 40.0 110.0 160.0 vdc input start voltage 40.0 vdc input filter (pi) filter output parameter conditions min. typ. max. units output voltage accuracy ?.0 ?.0 % line regulation v in = min to max ?.2 ?.5 % load regulation i out = 5% to 100% ?.5 ?.0 % ripple (20 mhz) see note 1 10 20 mv p - p noise (20 mhz) see note 1 70 100 mv p - p transient recovery time, see note 2 25% load step change 300 1,000 s transient response deviation 3.0 5.0 % output power protection 110 120 140 % temperature coef cient ?.03 %/? output short circuit, see note 3 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 300 khz environmental parameter conditions min. typ. max. units operating temperature range ambient -40 +25 +85 ? storage temperature range -55 +125 ? cooling free air convection humidity rh, non-condensing 95 % physical case size see mechanical diagram (page 2) case material aluminum alloy with non-conductive base (ul94-v0) weight 0.77 oz (22g) reliability speci? cations parameter conditions min. typ. max. units mtbf mil hdbk 217f, 25?, gnd benign 1.0 mhours vibration, 5 - 150 hz displacement range 7.5 mm acceleration 2g absolute maximum ratings parameter conditions min. typ. max. units input voltage surge (1 sec) -0.7 200.0 vdc 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 series
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 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 mr0611s-05ru 110 40 - 160 67 2 5.0 1,200 60 81 6.2 1,000 150 mr0611s-12ru 110 40 - 160 65 2 12.0 500 25 83 15.0 100 150 mb0611s-15ru 110 40 - 160 64 2 15.0 400 20 85 18.0 100 150 MB0611S-24RU 110 40 - 160 64 2 24.0 250 13 85 28.8 47 150 derating curve ef? ciency vs output power (vin= 110 vdc) ef? ciency vs input voltage (full load) notes: 1. 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. 2. transient recovery is measured to within a 1% error band for a load step change of 25%. 3. short circuit protection is provided by a ?iccup mode circuit. 4. 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. 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 th ey 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. mechanical dimensions pin function 1-v in 2+v in 3+v out 4-v out pin con nec tions notes: all dimensions are typical in inches (mm) tolerance x.xx = ?.02 (?.50)
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 criteria transient input voltage, see note 1 ria 12 a 385v/20ms criteria a maximum input voltage, see note 2 en 50155 b 1,800v (5/50 s, 50 or 100 b 8,400v (0.05/0.1 s, 100 radiated emissions, see note 3 en 55022 class b conducted emissions, see note 3 en 55022 class b esd en 61000-4-2 b ? kv contact rs en 61000-4-3 a 10v/m eft, see note 4 en 61000-4-4 b ? kv surge, see note 5 en 61000-4-5 b ? kv/ ? kv cs en 61000-4-6 a 3 vrms voltage dips en 61000-4-29 b 0% - 70% typical connection the diagram above illustrates a typical connection of the mr0611s series the mdcfm-40u lter module is used to make the circuit compliant with input surge and emc standards en 55022, en61000 and en 50155. this can also be accomplished by using external lter components as shown in the board layout drawing below. some notes on these components 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 3 ) 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. voltage derating of capacitors should be 80% or above. notes: 1. with a pulse interval that is >60s. requires the addition of the lter module mdcfm-40u (or a similar discrete lter circuit) as shown in the circuit/ board layout diagrams below. contact the factory for more information. 2. with a pulse interval that is >60s. requires the addition of the lter module mdcfm-40u (or a similar discrete lter circuit) as shown in the circuit/ board layout diagrams below. contact the factory for more information. 3. all units will meet class b with the addition of the mdcfm-40u (or a similar discrete lter circuit) as shown in the circuit/board layout diagrams below. contact the factory for more information. 4. 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 mdcfm-40u. contact the factory for more information. 5. to meet the requirements of en 61000-4-5 ( ? kv/? kv), external com- ponents are needed. this can be done discretely, or with the addition of the mdcfm-40u . contact the factory for more information. typical board layout : with external filter/surge components 5. suggested component values are: component value mov s14k130 l 1 56 h tvs smcj170a c 1 100 f/200v c 3 1.0 f/50v l 2 4.7 h c y1, c y2 1,000 pf/2 kv typical board layout : with external filter module vin (vdc) input capacitor output capacitor 110 10 f to 47 f 10 f 6. input noise and surge suppression modules are available for a number of mpd dc/ dc power supplies. for use with the mrxx11s product series, the mdcfm-40u dc lter modules are recommended. for pricing or full technical information, 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. in this case, the capacitors c 1 and c 3 would be connected as shown without the other lter compo- nents. 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 more railway dc/dc?s mr1011 series, 10w railway dc/dc con vert ers mr1511 series, 15w railway dc/dc con vert ers mr2011 series, 2 0w railway dc/dc con vert ers , key features: ? 10w output power ? 40 - 160 vdc input range ? meets en 60950, en 50155 ? 1,500 vdc isolation ? ef? ciency to 86% ? compact 1 x 2 inch case ? -40c to +85c operation ? industry standard pin-out ? chassis mount option ? din rail mount option , key features: ? 15w output power ? 40 - 160 vdc input range ? meets en 60950, en 50155 ? 1,500 vdc isolation ? ef ciency to 89% ? compact 1 x 2 inch case ? -40c to +85c operation ? industry standard pin-out ? chassis mount option ? din rail mount option key features: ? 20w output power ? 40 - 160 vdc input range ? meets en 60950, en 50155 ? 1,500 vdc isolation ? ef ciency to 89% ? compact 1 x 2 inch case ? -40c to +85c operation ? industry standard pin-out ? chassis mount option ? din rail mount option
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