the copyright and authority for the interpretation of the products are reserved by mornsun specifications subject to change without notice. a/ 4 - 2012 page 1 of 2 KRB2005MS-2W wide input non-isolated regulated single output features product program input output efficiency (%) part number voltage range (v) voltage (v) current (ma) min.vin max.vin KRB2005MS-2W 10-30 5.0 400 90 83 if input voltage above 30v may cause permanent damage to the device. output specifications characteristics conditions min typ max units output voltage accuracy at 100% load 2 3 line regulation vin=min. to max. at full load 0.2 0.4 load regulation 10% to 100% load 0.4 0.6 % ripple & noise 20mhz bandwidth 25 35 mvp-p short circuit input powert 0.7 1.8 w short circuit protection continuous, automatic recovery output current 0 400 ma switching frequency 280 330 380 khz dynamic load stability 100%<->10% load 100 mv quiescent current vin=min. to max. at 0%l load 5 8 ma thermal shutdown internal ic junction 150 o c temperature coefficient -40 o c ~+85 o c ambient 0.02 %/ c note: 1. all specifications measured at t a =25 c , humidity<75%, nominal input voltage and rated output load unless otherwise specified. 2. only typical models listed, all the test methods of indications are based on corporate standards. please contact our technical person for more details. common specification operating temperature range -40 o c ~+85 o c operating casetemperature rise 35 o c (max) storage temperature range -55 o c ~+125 o c cooling free air convection lead temperature* 300 o c (max) storage humidity range 95% case material plastic (ul94-v0) mtbf (+25 o c) 2,000,000 hours package weight 2.8g *lead temperature 1.5mm from case for 10 seconds. efficiency up to 90% wide input range (3:1) no need for heatsinks short circuit protection, thermal shutdown low ripple and noise applications the KRB2005MS-2W is specially designed for applications where a wide range input voltage power supplies a non- isolated from the input power supply in a distributed power supply system on a circuit board. these products apply to: 1) where the voltage of the input power supply is wide range; 2) where the regulation of the output voltage and the output ripple noise are demanding. model selection KRB2005MS-2W product series input voltage output voltage package style rated power mornsun science & technology co.,ltd. address: no. 5, kehui st. 1, kehui development center, science ave., guangzhou science city, luogang district, guangzhou,p.r.china. tel: 86-20-38601850 fax:86-20-38601272 http://www.mornsun-power.com
the copyright and authority for the interpretation of the products are reserved by mornsun specifications subject to change without notice. a/ 4 - 2012 page 2 of 2 typical charecteristics operating temp.( ) c temperature derating graph package style and pinning recommended footprint 19.50[0.768] 0 . 5 0 [ 0 . 0 2 0 0 ] 1 0 . 0 0 [ 0 . 3 9 4 ] 4.10[0.161] 7 . 0 0 [ 0 . 2 7 6 ] 12 6 7 0.50[0.020] 0 . 3 0 [ 0 . 0 1 2 ] 1 . 9 0 [ 0 . 0 7 5 ] 1.00[0.039] 12 67 9.60[0.378] 1 6 . 9 0 [ 0 . 6 6 5 ] 1 2 . 4 0 [ 0 . 4 8 8 ] 4.90[0.193] 15.24 [0.600] 10.16 [0.400] note unitmm[inch] generaltolerances:mm[inch] l=530[20.866] 25pcs l=220mm[8.661inch] 10pcs : : 0.50 0.020 mminch packagingquantity: packagingquantity: note: unit:mm[inch] pin tolerances: 0.10mm[ 0.004inch] general tolerances:mm[inch] section 0.25 0.010 mechanical dimensions tube outline dimensions pinfunction 2 1,7 6 +vin gnd (front view) (bottom view) note: grid mm 2.54*2.54. shorttubeinnerpackagingdimensions: l*w*h=255*170*80mm; shorttubeouterpackaging dimensions (withsixinnerpackagingboxes): l*w*h=375*280*270mm; long tubeinnerpackagingdimensions: l*w*h=580*200*100mm; long tubeouterpackagingdimensions(withtwoinnerpackagingboxes) l*w*h=600*215*220mm; long tubeouterpackagingdimensions(with threeinnerpackagingboxes) l*w*h=600*215*325mm. standard application circuit KRB2005MS-2W 1 2 6 +vin gnd +vout c2 100uf c1 7 10uf note: c1: ceramic capacitor,10 f/ 50v; c2: electrolytic capacitor,100 f/16v
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