press fit automotive rectifier e-mail: sales@cnmic.com web site: www.cnmic.com voltage range 100 to 600 volts lpb251 thru lpb256 lpbs251 thru lpbs256 current 25.0 amperes technical specification features low leakage low forward voltage drop high current capability high forward surge current capacity mechanical data technology: cell with vacuum soldered case: copper case polarity: as marked of case bottom lead: plated lead , solderable per mil-std-202e method 208c mounting: press fit weight: 0.17 ounces, 4.84 grams (lpb) weight: 0.14 ounces, 3.96 grams (lpbs) maximum ratings and electrical characteristics ratings at 25 ambient temperature unless otherwise specified single phase, half wave, 60hz, resistive or inductive load for capacitive load derate current by 20% symbols lpb251 lpbs251 LPB252 lpbs252 lpb254 lpbs254 lpb256 lpbs256 unit maximum repetitive peak reverse voltage v rrm 100 200 400 600 volts maximum rms voltage v rms 70 140 280 420 volts maximum dc blocking voltage v dc 100 200 400 600 volts maximum average forward rectified current, at tc=105 i (av) 25 amps peak forward surge current 3.3ms single half sine wave superimposed on rated load (jedec method) i fsm 400 amps rating for fusing (t 8.3ms) i 2 t 664 a 2 s maximum instantaneous forward voltage at 80a v f 1.10 volts 5.0 maximum dc reverse current at rated ta=25 dc blocking voltage ta=100 i r 250 ua typical thermal resistance r jc 1.0 /w operating and storage temperature range t j ,t stg (-65 to +175) polarity and voltage demotion color band (button) yellow silver orange green notes: 1. enough heatsink must be considered in application. lpblpbs dimensions in inches and (millimeters) 8 . 2 - 8 . 8 5 . 5 - 5 . 7 10.18-10.23 9.00 0.2 1.28 0.5 stannum 3 . 4 0 0 . 2 7 . 6 5 0 . 5 3 4 . 7 5 0 . 5 5 . 5 - 5 . 7 9 . 7 - 1 0 . 4 3 5 . 4 5 0 . 5 8 . 3 5 0 . 5 4 . 0 5 0 . 2 stannum 1.28 0.5 10.30 0.2 10.77-10.83
press fit automotive rectifier e-mail: sales@cnmic.com web site: www.cnmic.com voltage range 100 to 600 volts lpb251 thru lpb256 lpbs251 thru lpbs256 current 25.0 amperes ratings and characteristic curves f1g.2 maximum non-repetitive peak forward surge current f1g.1 typical forward current derating gurve 1 cycle number of cycles at 60 hz 100 60 40 20 10 8 6 4 2 1 p e a k f o r w a r d s u r g e c u r r e n t , ( a ) 8.3ms single half sine-wave (jedec method) tj=tj max 100 t1=25 pulse width=300 s 1%duty cycle 0.60.81.2 1.01.82.0 1.6 1.4 0.1 1.0 10 100 1000 instantaneous forward voltage,(v) i n s t a n t a n e o u s f o r w a r d c u r r e n t , ( a ) f1g.3 typical instantaneous forward characteristics 80 single phase half wave 60hz resistive or inductive load 0.375 (9.5mm) lead length 0 0255075175 150 100125 case temperature, () 10 30 30 20 25 a v e r a g e f o r w a r d c u r r e n t , ( a ) 400 300 200 average forward current, (a) 30 20 10 0 25 20 15 10 5 0 square wave a v e r a g e p o w e r d i s s i p a t i o n ( w ) f1g.4 forward rower dissipation lpb251 thru lpb256 lpbs2505 thru lpbs256
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