key features: ? 5w output power ? 4:1 input range ? miniature case ? single & dual outputs ? 1,500 vdc isolation ? >1 mhour mtbf ? 16 standard models ? lowest cost!! i500ru 4:1 input, 5w ultra-miniature dc/dc con vert ers series input parameter conditions min. typ. max. units input voltage range 24 vdc input 9.0 24.0 36.0 vdc 48 vdc input 18.0 48.0 72.0 input filter lc filter reverse polarity input current 1.0 a output parameter conditions min. typ. max. units output voltage accuracy positive 1.0 3.0 % negative 3.0 5.0 output voltage balance dual output , balanced loads 1.0 % line regulation vin = min to max 0.2 0.5 % load regulation iout = 10% to 100% 0.5 1.0 ripple (20 mhz) (note 1) 30 50 mv p - p noise (20 mhz) (note 1) 75 150 mv p - p output power protection 120 % temperature coef? cient 0.02 0.03 %/oc 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, 1v 100 pf switching frequency 300 khz environmental parameter conditions min. typ. max. units operating temperature range ambient -40 +25 +85 oc storage temperature range -55 +125 oc cooling free air convection humidity rh, non-condensing 95 % physical case size 1.08 x 1.08 x 0.38 inches (25.4 x 25.4 x 9.6 mm) case material metal with non-conductive base (ul94-v0) weight 0.52 oz (15g) reliability speci cations parameter conditions min. typ. max. units mtbf mil hdbk 217f, 25oc, gnd benign 1.0 mhours absolute maximum ratings parameter conditions min. typ. max. units 24 vdc input -0.7 40.0 48 vdc input -0.7 80.0 lead temperature 1.5 mm from case for 10 sec 300 oc 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 rohs compliant electrical speci cations speci? cations typical @ +25c, nominal input voltage & rated output current, unless otherwise noted. speci? cations subject to change without notice.
notes: ? all dimensions are typical in inches (mm) ? tolerance x.xx = 0.01 ( 0.25) ? pin 1 is marked by a ?dot? on the top of the unit 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 i501ru 24 9.0 - 36.0 270 25 5.0 1,000 100 77 700 i502ru 24 9.0 - 36.0 260 25 12.0 420 42 80 700 i503ru 24 9.0 - 36.0 257 25 15.0 333 33 81 700 i504ru 24 9.0 - 36.0 285 25 24.0 200 20 73 700 i505ru 24 9.0 - 36.0 278 25 5.0 500 50 75 700 i506ru 24 9.0 - 36.0 270 25 12.0 200 20 77 700 i507ru 24 9.0 - 36.0 264 25 15.0 166 16 79 700 i508ru 24 9.0 - 36.0 257 25 24.0 104 10 81 700 I511RU 48 18.0 - 72.0 131 20 5.0 1,000 100 79 350 i512ru 48 18.0 - 72.0 127 20 12.0 420 42 82 350 i513ru 48 18.0 - 72.0 122 20 15.0 333 33 85 350 i514ru 48 18.0 - 72.0 121 20 24.0 200 20 86 350 i515ru 48 18.0 - 72.0 139 20 5.0 500 50 75 350 i516ru 48 18.0 - 72.0 133 20 12.0 200 20 78 350 i517ru 48 18.0 - 72.0 127 20 15.0 166 16 82 350 i518ru 48 18.0 - 72.0 122 20 24.0 104 10 85 350 pin single dual pin single dual 1 +vin +vin 4 no pin common 2 -vin -vin 5 -vout -vout 3 +vout +vout derating curve notes: 1. when measuring output ripple, it is recommended that an external ceramic capacitor (approx approx 1 f to 10 f) be placed from the +vout pin to the -vout pin for single output units and from each output to common for dual output units. 2. these units should not be operated with a load under 10% of full load. opera- tion at no-load may cause damage to the unit. 3. these converters are speci? ed for operation without external components. however, in some applications the addition of input/ouput capacitors will enhance stability and reduce output ripple. recommended capacitor values are: vin input capacitor vout output capacitor 24 vdc 100 f 5 vdc 100 f 48 vdc 100 f 12 vdc 100 f 15 vdc 100 f 24 vdc 100 f for applications requiring very low output noise levels, a simple lc ? lter should be effective. 4. dual output units may be connected to provide a 10v, 24v, 30v or 48 vdc output. to do this, connect the load across the positive (+vout) and negative (-vout) outputs and ? oat the output common. 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 selection guide mechanical dimensions 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
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