lf100ed lowest cost, dual output ultra-miniature 1w smt dc/dc con vert ers series input parameter conditions min. typ. max. units input voltage range 3.3 vdc input 3.0 3.3 3.6 vdc 5 vdc input 4.5 5.0 5.5 12 vdc input 10.8 12.0 13.2 reverse polarity input current 1.0 a input filter capacitor output parameter conditions min. typ. max. units output voltage accuracy ?.0 % output voltage balance balanced loads ?.0 % line regulation for vin change of 1% ?.2 % load regulation (note 1) see model selection guide ripple & noise (20 mhz) (note 2) 50 75 mv p - p temperature coef cient ?.03 %/? output short circuit momentary (0.5 sec.) general parameter conditions min. typ. max. units isolation voltage 60 seconds 1,000 vdc isolation resistance 500 vdc 1,000 m isolation capacitance 100 khz, 1v 70 pf switching frequency 100 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 0.60 x 0.29 x 0.24 inches (15.24 x 7.5 x 6.0 mm) case material non-conductive black plastic (ul94-v0) weight 0.05 oz (1.5g) reliability speci cations parameter conditions min. typ. max. units mtbf mil hdbk 217f, 25?, gnd benign 3.5 mhours safety standards ul 1950, en 60950, iec 60950 safety approvals ul, cul; file no. e245422 absolute maximum ratings parameter conditions min. typ. max. units input voltage surge (1 sec) 3.3 vdc input -0.7 7.0 vdc 5 vdc input -0.7 7.0 12 vdc input -0.7 15.0 lead temperature 1.5 mm from case for 10 sec 260.0 ? internal power dissipation all models 450 mw caution: exceeding absolute maximum ratings may damage the module. these are not continuous operating ratings. 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 @ +25c, nominal input voltage & rated output current, unless otherwise noted. speci? cations subject to change without notice. key features: 1w output power ultra-miniature smt case ul approved (file e245422) dual outputs low 0.29?pro le 1,000 vdc isolation >3.5 mhour mtbf 3.3v, 5v, & 12v inputs lowest cost! http://
model selection guide 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 board layout pin description pin description 1-vin 6 nc 2 +vin 7 +vout 3nc 8nc 4 common 9 nc 5 -vout 10 nc nc = no connection pin connections micropower direct www.micropowerdirect.com 292 page street ste d stoughton, ma 02072 tel: (781) 344-8226 fax: (781) 344-8481 e-mail: sales@micropowerdirect.com recommended solder pro le derating curve notes: 1. output load regulation is speci ed for a load change of 20% to 100%. 2. when measuring output ripple, it is recommended that an external 0.33 f ce- ramic capacitor be placed from the +vout pin to the -vout pin for single output units and from each output to common for dual output units. 3. during operation, care must be taken not to exceed the speci ed input range of the unit or to allow the output load to drop below the speci ed minimum (10% of full load). operating the unit under either of these conditions could cause damage to the unit. 4. these converters are speci ed for operation without external components. how- ever, in some applications the addition of input/output capacitors will enhance stability and reduce output ripple. recommended capacitor values are: vin input capacitor vout output capacitor 5 vdc 4.7 f 5 vdc 4.7 f 12 vdc 2.2 f 9 vdc 2.2 f 24 vdc 1.0 f 12 vdc 1.0 f 15 vdc 0.47 f for applications requiring very low output noise levels, a simple lc lter should be effective. 5. 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 load regulation (%, 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 lf101ed 5 4.5 - 5.5 277 30 ?.0 ?00.0 ?0.0 12.0 72 500 lf102ed 5 4.5 - 5.5 250 30 ?.0 ?6.0 ?.0 8.0 75 500 lf103ed 5 4.5 - 5.5 256 30 ?2.0 ?2.0 ?.0 8.5 78 500 lf104ed 5 4.5 - 5.5 253 30 ?5.0 ?3.0 ?.0 7.0 79 500 lf111ed 12 10.8 - 13.2 112 15 ?.0 ?00.0 ?0.0 12.0 74 200 LF112ED 12 10.8 - 13.2 110 15 ?.0 ?6.0 ?.0 8.0 76 200 lf113ed 12 10.8 - 13.2 105 15 ?2.0 ?2.0 ?.0 8.5 78 200 lf114ed 12 10.8 - 13.2 104 15 ?5.0 ?3.0 ?.0 7.0 79 200 lf151ed 3.3 3.0 - 3.6 452 55 ?.0 ?00.0 ?0.0 12.0 67 750 lf152ed 3.3 3.0 - 3.6 445 55 ?2.0 ?2.0 ?.0 8.5 68 750 lf153ed 3.3 3.0 - 3.6 432 55 ?5.0 ?3.0 ?.0 7.0 70 750 http://
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