BC546 查看數據表（PDF） - General Semiconductor

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BC546

Small Signal Transistors (NPN)

General Semiconductor 

BC546 THRU BC549

ELECTRICAL CHARACTERISTICS

Ratings at 25 °C ambient temperature unless otherwise specified

Symbol

Min.

Typ.

at VCE = 30 V, Tj = 125 °C BC548, BC549 ICES

–

–

Gain-Bandwidth Product

at VCE = 5 V, IC = 10 mA, f = 100 MHz

fT

–

300

Collector-Base Capacitance

at VCB = 10 V, f = 1 MHz

CCBO

–

3.5

Emitter-Base Capacitance

at VEB = 0.5 V, f = 1 MHz

CEBO

–

9

Noise Figure

at VCE = 5 V, IC = 200 µA, RG = 2 kΩ,

f = 1 kHz, ∆f = 200 Hz

BC546, BC547 F

–

2

BC548 F

BC549

at VCE = 5 V, IC = 200 µA, RG = 2 kΩ,

f = 30…15000 Hz

BC549 F

–

1.2

–

1.4

Max.

4

4

–

6

–

10

4

4

Unit

µA

µA

MHz

pF

pF

dB

dB

dB

RATINGS AND CHARACTERISTIC CURVES BC546 THRU BC549

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