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DC COMPONENTS CO., LTD.
R
2SB857
DISCRETE SEMICONDUCTORS
TECHNICAL SPECIFICATIONS OF PNP EPITAXIAL PLANAR TRANSISTOR
Description
Designed for low frequency power amplifier.
TO-220AB
Pinning
1 = Base 2 = Collector 3 = Emitter
.405(10.28) .380(9.66) .185(4.70) .173(4.40) Φ.151 Typ .055(1.39) Φ(3.83) .045(1.15) .295(7.49) .220(5.58)
Absolute Maximum Ratings(TA=25oC)
Characteristic Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Collector Current (continuous) Collector Current (peak) Total Power Dissipation(TC=25 C) Junction Temperature Storage Temperature
o
Symbol VCBO VCEO VEBO IC IC PD TJ TSTG
Rating -70 -50 -5 -4 -8 40 +150 -55 to +150
Unit V V V A A W
o o
.625(15.87) .570(14.48) 1 2 3
.350(8.90) .330(8.38)
.640 Typ (16.25)
.055(1.40) .045(1.14) .037(0.