key features: ? 2w output power ? ultra-miniature sip case ? short circuit protected ? 1,500 vdc isolation ? >3.5 mhour mtbf ? -40c to +85c operation ? low cost ME200SE low cost, 2w ultra-miniature sip dc/dc con vert ers input parameter conditions min. typ. max. units input voltage range 5 vdc input 4.50 5.0 5.50 vdc 24 vdc input 21.60 24.0 26.40 input filter internal capacitor output parameter conditions min. typ. max. units output voltage accuracy 3.0 % capacitive load 220 f line regulation for v in change of 1% 1.2 % load regulation i out = 10% to 100% 10 15 % ripple & noise (20 mhz) see note 1 75 mv p - p temperature coef? cient 0.03 %/c output short circuit 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 20 pf switching frequency 100 300 khz emi characteristics parameter conditions min. typ. max. units emi compliance, see note 3 conducted cispr22/en 55022 level b radiated cispr22/en 55022 level b emc compliance electrostatic discharge (esd) en 61000-4-2 level b contact 8 kv environmental parameter conditions min. typ. max. units operating temperature range ambient -40 +25 +85 c storage temperature range -55 +125 c cooling free air convection humidity rh, non-condensing 95 % physical case size see mechanical diagram (page 2) case material non-conductive black plastic (ul-94v0) weight 0.06 oz (1.8g) reliability speci cations parameter conditions min. typ. max. units mtbf mil hdbk 217f, 25c, gnd benign 3.5 mhours absolute maximum ratings parameter conditions min. typ. max. units input voltage surge (1 sec) 5 vdc input -0.7 9.0 vdc 24 vdc input -0.7 30.0 lead temperature 1.5 mm from case for 10 sec 300 c caution: exceeding absolute maximum ratings may damage the module. these are not continuous operating ratings. series 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 electrical speci cations speci cations typical @ +25?, nominal input voltage & rated output current, unless otherwise noted. speci cations subject to change without notice.
pin description pin description 1-v in 3-v out 2+v in 4+v out pin connections model selection guide 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 model number input output 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 me205s-05e 5 4.5 - 5.5 506 23 5.0 400.0 40.0 79 1,000 me224s-05e 24 21.6 - 26.4 105 6 5.0 400.0 40.0 79 250 notes: 1. when measuring output ripple, it is recommended that an external 1.0 f to 10 f ceramic capacitor be placed from the +vout pin to the -vout pin. 2. operation at no load will not damage these units, however, they may not meet all speci cations. 3. these converters are speci ed for operation without external com- ponents. however, in some applications the addition of input/output capacitors will enhance stability and reduce output ripple. the simple connection shown at right will typically meet en 55022 class b. 4. 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 notes: all dimensions are typical in inches (mm) tolerance x.xx = 0.01 ( 0.25) pin 1 is marked by a ?ot or indentation on the unit derating curve v in c 1 l 1 v out c 3 5 vdc 4.7 f/50v 6.8 h 5 vdc 10 f 24 vdc typical connection packing tube dimensions notes: tube length equals 20.866 (530), unit quantity equals 43 pcs. tube length equals 8.661 (220), unit quantity equals 17 pcs. all dimensions are typical in inches (mm) tolerance x.xx = 0.02 ( 0.50)
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