BC557A

Continental Device India Limited An IS/ISO 9002 and IECQ Certified Manufacturer IS/ISO 9002 Lic# QSC/L- 000019.2 IS / IECQC 700000 IS / IECQC 750100 PNP SILICON PLANAR EPITAXIAL TRANSISTORS Boca Semiconductor Corp. BSC http://www.bocasemi.com BC 556, A, B BC 557, 8, A, B, C TO-92 EBC APPLICATION PNP General Purpose Transistors, Especially Suited For Use in Driver Stages of Audio Amplifier, Low Noise Input Stages of Tape Recorders, HI-FI Amplifiers, Signal Processing Circuits of Television Receivers. ABSOLUTE MAXIMUM RATINGS(Ta=25 deg C unless otherwise specified) DESCRIPTION SYMBOL BC556 VCEO 65 Collector -Emitter Voltage VCES 80 Collector -Emitter Voltage VCBO 80 Collector -Base Voltage VEBO Emitter -Base Voltage IC Collector Current Continuous ICM Peak IBM Base Current -Peak IEM Emitter Current- Peak PTA Power Dissipation@ Ta=25 degC Derate Above 25 deg C Tstg Storage Temperature Tj Junction Temperature THERMAL RESISTANCE Rth(j-a) Junction to Ambient ELECTRICAL CHARACTERISTICS (Ta=25 deg C Unless Otherwise Specified) DESCRIPTION SYMBOL TEST CONDITION BC556 VCEO IC=2mA,IB=0 >65 Collector -Emitter Voltage VCBO IC=100uA.IE=0 >80 Collector -Base Voltage VEBO IE=100uA, IC=0 ALL Emitter-Base Voltage ICBO VCB=30V, IE=0 ALL Collector-Cut off Current Tj=150 deg C VCB=30V, IE=0 ALL VCE=80V, VBE=0 VCE=50V, VBE=0 VCE=30V, VBE=0 TJ=125 deg C VCE=80V, VBE=0 VCE=50V, VBE=0 VCE=30V, VBE=0 BC557 45 50 50 5.0 100 200 200 200 500 4.0 -65 to +150 150 BC558 30 30 30 UNITS V V V V mA mA mA mA mW mW/deg C deg C deg C 250 BC557 BC558 >45 >30 >50 >30 >5.0