General Purpose Transistors Silicon Planar Epitaxial Transistors.

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General Purpose Transistors Silicon Planar Epitaxial Transistors.

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BC557B
General Purpose Transistors
Silicon Planar Epitaxial Transistors. Especially Suited Driver Stages Audio Amplifiers, Noise Input Stages Tape Recorders, HI-FI Amplifiers, Signal Processing Circuits Television Receivers.
TO-92 Plastic Package
Dimensions
Minimum 4.32 4.45 3.18 0.41 0.35 1.14 12.70
Maximum 5.33 5.20 4.19 0.55 0.50
1.40 1.53 Dimensions Millimetres
Configuration: Emitter Base Collector
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BC557B
General Purpose Transistors
Absolute Maximum Ratings
Parameters Collector-Emitter Voltage Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Collector Current Continuous Peak Base Current Peak Emitter Current Peak Power Dissipation 25°C Derate above 25°C Storage Temperature Junction Temperature Thermal Resistance Junction Ambient (j-a) °C/W Symbol VCEO VCES VCBO VEBO Tstg Rating +150 mW/°C Unit
Electrical Characteristics 25°C unless otherwise specified)
Parameters Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Symbol VCEO VCBO VEBO ICBO ICES Test Condition 2mA, 100µA, 100µA, 30V, 150°C 30V, 80V, 125°C 80V, 10µA, 100mA, BC557B BC557B BC557B Rating >5.0 <5.0 <4.0 Typical Typical Unit
Collector-Cut Current
Collector-Cut Current
ICES
Current Gain
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BC557B
General Purpose Transistors
Electrical Characteristics 25°C Unless Otherwise Specified)
Parameters Collector Emitter Saturation Voltage Base Emitter Saturation Voltage Base Emitter Voltage Dynamic Characteristics Transition Frequency Collector output Capacitance Emitter Input Capacitance Noise Figure Small Signal Current Gain Input Impedance Voltage Feedback Ratio Admittance Ccbo 10mA, 100MHz 10V, 1MHz 0.5V, 1MHz 0.2mA, 1kHz 200Hz 2mA, BC557B 2mA, BC557B 2mA, BC557B 2mA, BC557B Typical <6.0 Typical Typical Typical Symbol (Sat) (sat) (on) Test Condition 10mA, 0.5mA 100mA, 10mA, 0.5mA 100mA, 2mA, 10mA, Rating <0.30 <0.65 Typical 0.70 Typical 0.90 0.55 0.70 <0.82 Unit
x10-4 umhos
Specifications
VCEO Maximum VCBO Maximum Minimum Minimum (MHz) Ptot (mW) Package TO-92 Part Number BC557B
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BC557B
General Purpose Transistors
Notes:
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Disclaimer This data sheet contents (the "Information") belong Premier Farnell Group (the "Group") licensed licence granted other than information purposes connection with products which relates. licence intellectual property rights granted. Information subject change without notice replaces data sheets previously supplied. Information supplied believed accurate Group assumes responsibility accuracy completeness, error omission from made Users this data sheet should check themselves Information suitability products their purpose make assumptions based information included omitted. Liability loss damage resulting from reliance Information (including liability resulting from negligence where Group aware possibility such loss damage arising) excluded. This will operate limit restrict Group's liability death personal injury resulting from negligence. Multicomp registered trademark Group. Premier Farnell 2008.
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13/05/08 V1.1

General Purpose Transistors Silicon Planar Epitaxial Transistors.

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