rl251 rl252 rl253 rl254 rl255 rl256 RL257 1000 50 100 200 400 600 800 50 100 200 400 600 800 1000 35 70 140 280 420 560 700 100 2.5 1.1 5.0 50 40 rl251 ...... RL257 ?? ? 50 --- 1000 v 2.5 a 15 siyu r v a pf i r cj ? i f = 2.5a ta= 25 ? v r = 4.0v, f = 1mhz ta = 25 electrical characteristics ratings at 25 ambient temperature unless otherwise specified. unit symbols ta=100 maximum forward voltage maximum reverse current type junction capacitance v f -55 --- +150 v v v a a /w r ja v rrm v rms v dc i f(av) i fsm ?? ta = 25 maximum ratings & thermal characteristics ratings at 25 ambient temperature unless otherwise specified. ??? maximum repetitive peak reverse voltage ? maximum rms voltage ??? maximum dc blocking voltage ? maximum average forward rectified current ?? 8.3ms??? peak forward surge current 8.3 ms single half sine-wave typical thermal resistance o?? symbols unit general purpose plastic rectifier reverse voltage 50 to 1000 v forward current 2.5 a operating junction and storage temperature range tj, tstg rl251 rl252 rl253 rl254 rl255 rl256 RL257 dachang electronics features ? low reverse leakage ?? high forward surge capability o?? high temperature soldering guaranteed: 260 /10 , 0.375" (9.5mm) ?? 260 /10 seconds, 0.375" (9.5mm) lead length, ?? 5 (2.3kg) 5 lbs. (2.3kg) tension mechanical data : terminals: plated axial leads : ?? polarity: color band denotes cathode end ? : mounting position: any ???rohs? lead and body according with rohs standard do-15l unit mm 25.4 25.4 7.50.2 4.00.2 0.80.1 min min
rl251 ...... RL257 siyu r i f (a) ?? ? v f (v) ? ta( c ) ? ?? i fsm (a) ? i f(av) (a) ??? characteristic curves typical forward characteristic forward current derating curve i f instantaneous forward current (a) v f instantaneous forward voltage (v) tamb, ambient temperature (c) i f(a) average forward rectified current (a) maximum non repetitive peak forward surge current number of cycles at 60 hz. i fsm peak forward surge current (a) 0 255075100125150175 3.0 2.5 2.0 1.5 1.0 0.5 0 1 2 4 6 10 20 40 100 80 60 40 20 0 100 10mm 10mm dachang electronics 0.8 1.0 1.2 1.4 1.6 0.01 0.1 0.2 1 2 10 tj = 25 c 0.6
|
