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Silicon Epitaxial Planar Transistor These transistors subdivided into


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BC546 BC549
Silicon Epitaxial Planar Transistor These transistors subdivided into three groups according their current gain. type BC546 available groups however, types BC547 BC548 supplied three groups. BC549 low-noise type available groups complementary types, transistors BC556.BC559 recommended. special request, these transistors manufactured different configurations.
Absolute Maximum Ratings Symbol Collector Base Voltage BC546 BC547 BC548, BC549 Collector Emitter Voltage BC546 BC547 BC548, BC549 Collector Emitter Voltage BC546 BC547 BC548, BC549 Emitter Base Voltage Collector Current Peak Collector Current Peak Base Current Peak Emitter Current Power Dissipation Junction Temperature Storage Temperature Range
Value
Unit
VCBO VCBO VCBO VCES VCES VCES VCEO VCEO VCEO VEBO VEBO -IEM Ptot
BC546, BC547 BC548, BC549
+150
Valid provided that leads kept ambient temperature distance from case
SEMTECH ELECTRONICS LTD.
(Subsidiary Sino-Tech International Holdings Limited, company listed Hong Kong Stock Exchange, Stock Code: 724)
Dated 15/09/2004
BC546 BC549
Characteristics Tamb=25 Symbol Current Gain. VCE=5V, IC=10A Current Gain Group Current Gain Group Current Gain Group VCEsat VCEsat VBEsat VBEsat BC546 BC547 BC548, BC549 BC546 BC547 ICES ICES ICES ICES ICES RthA Min. Typ. Max.
Unit
VCE=5V, IC=2mA
VCE=5V, IC=100mA
Collector Saturation Voltage IC=10mA, IB=0.5mA IC=100mA, IB=5mA Base Saturation Voltage IC=10mA, IB=0.5mA IC=100mA, IB=5mA Base Emitter Voltage VCE=5V, IC=2mA VCE=5V, IC=10mA Collector Emitter Cutoff Current VCE=80V VCE=50V VCE=30V VCE=80V, Tj=125 VCE=50V, Tj=125
Thermal Resistance Junction Ambient
Valid provided that leads kept ambient temperature distance from case
SEMTECH ELECTRONICS LTD.
(Subsidiary Sino-Tech International Holdings Limited, company listed Hong Kong Stock Exchange, Stock Code: 724)
Dated 15/09/2004
BC546 BC549
Characteristics Tamb=25 Symbol VCE=30V, Tj=125 Gain Bandwidth Product VCE=5V, IC=10mA, f=100MHz Collector Base Capacitance VCB=10V, f=1MHz Emitter Base Capacitance VEB=0.5V, f=1MHz Noise Figure VCE=5V, IC=200A, RG=2k, f=1kHz, f=200Hz BC546, BC547 BC548, STBC549 CEBO CCBO
Min.
Typ.
Max.
Unit
BC548, BC549
ICES
SEMTECH ELECTRONICS LTD.
(Subsidiary Sino-Tech International Holdings Limited, company listed Hong Kong Stock Exchange, Stock Code: 724)
Dated 15/09/2004

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