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BC557, 557B
General Purpose Transistor
Features:
• PNP Silicon Planar Epitaxial Transistors. • Especially Suited For use in Driver Stages of Audio Amplifiers, Low Noise Input
Stages of Tape Recorders, HI-FI Amplifiers, Signal Processing Circuits of Television Receivers.
TO-92 Plastic Package
Dimensions
A B C D E F G H K
Minimum
Maximum
4.32 5.33
4.45 5.20
3.18 4.19
0.41 0.55
0.35 0.50
5°
1.40 1.14
1.53
12.70
-
Dimensions : Millimetres
Pin Configuration 1. Emitter 2. Base 3. Collector
Page 1
31/05/05 V1.