1N4245 - 1n4249 glass passivated junction silicon rectifiers prv : 200 - 1000 volts io : 1.0 am p ere features : * glass passivated chip * high forward surge current capability * high reliability * low reverse current * low forward voltage drop * pb / rohs free mechanical data : * case : m1a molded plastic * epoxy : ul94v-o rate flame retardant * lead : axial lead solderable per mil-std-202, method 208 guaranteed * polarity : color band denotes cathode end * mounting position : any * weight : 0.20 gram (approximately) maximum ratings and electrical characteristics rating at 25 c ambient temperature unless otherwise specified. single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20%. symbol 1N4245 1n4246 1n4247 1n4248 1n4249 unit maximum working peak reverse voltage v rwm 200 400 600 800 1000 v minimum breakdown voltage @ 100 a v br(min) 240 480 720 960 1150 v maximum average forward current at ta = 55 c i f(av) a peak forward surge current 8.3 ms single half sine wave superimposed on rated load (jedec method) maximum forward voltage at i f = 3.0 a v f 1.3 v maximum reverse current at v rwm , ta = 25 c i r 1.0 at v rwm , ta = 150 c i r(h) 150 maximum reverse recovery time ( note 1 ) trr 5.0 s thermal resistance , junction to lead (note 2) r ? jl 42 c/w operating junction and storage temperature range t j , t stg -65 to +175 c notes : (1) reverse recovery test conditions : i f = 0.5 a, i rm = 1.0 a, i r(rec) = 0.25 a. (2) at 3/8"(10 mm) lead length form body. page 1 of 1 rev. 03 : november 2, 2006 a a rating 1.0 i fsm 25 m1 a dimensions in inches and ( millimeters ) 1.00 (25.4) min. 0.085(2.16) 0.075(1.91) 0.138(3.51) 0.122(3.10) 1.00 (25.4) min. 0.024(0.60) 0.022(0.55) certificate th97/10561qm certificate tw00/17276em
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