BC557B PDF Datasheet
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Description
This is PNP general purpose transistors. DISCRETE SEMICONDUCTORS
DATA SHEET
book, halfpage
M3D186
BC556; BC557 PNP general purpose transistors
Product speci cation Supersedes data of 1997 Mar 27 1999 Apr 15
Philips Semiconductors
Product speci cation
PNP general purpose transistors
FEATURES Low current (max. 100 mA) Low voltage (max. 65 V). APPLICATIONS General purpose switching and amplification. DESCRIPTION PNP transistor in a TO-92; SOT54 plastic package. NPN complements: BC546 and BC547. PINNING PIN 1 2 3 emitter base collector
BC556; BC557
DESCRIPTION
1 handbook, halfpage
2 3
3 2 1
MAM281
Fig.1
Simplified outline (TO-92; SOT54) and symbol.
LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL VCBO BC556 BC557 VCEO collector-emitter voltage BC556 BC557 VEBO IC ICM IBM Ptot Tstg Tj Tamb emitter-base voltage collector current (DC) peak collector current peak base current total power dissipation storage temperature junction temperature operating ambient temperature Tamb .