BC179 查看數據表（PDF） - Semelab - > TT Electronics plc

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BC179

GENERAL PURPOSE SMALL SIGNAL PNP BIPOLAR TRANSISTOR

Semelab - > TT Electronics plc  

BC177

BC178

BC179

ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise stated)

Parameter

Test Conditions

Min.

ICES

Collector-Emitter Leakage Current

V(BR)CBO Collector Base Breakdown Voltage

VCE = -20V VBE = 0

Tamb = 150°C

IC = -10µA BC177

-50

BC178

-30

BC179

-25

IC = -2mA BC177

-45

V(BR)CEO Collector Emitter Breakdown Voltage IE = 0

BC178

-25

BC179

-20

V(BR)EBO Emitter Breakdown Voltage

hFE

DC Current Gain

IE = -10µA IC = 0

-5

VCE = -5V BC177A

125

IC = -2mA BC177B

240

f = 1kHz

BC178A

125

BC178B

240

BC179A

125

BC179B

240

VCE(sat)

VBE(sat)

VBE(on)

fT

Collector – Emitter Saturation Voltage

Base – Emitter Saturation Voltage

Base – Emitter on Voltage

Transition Frequency

IB = -0.5mA

IB = -5mA

IB = -0.5mA

IB = -5mA

VCE = -5V

VCE = -5V

f = 100MHz

IC = -10mA

IC = -100mA

IC = -10mA

IC = -100mA

IC = -2mA -5V

IC = -10mA

-0.55

NF

Noise Figure

VCE = -5V

f = 1kHz

BC177

BC178

Ccbo

Collector Base Capacitance

IC = -0.2mA

IC = -0.2mA

BC179

VCB = -10V

Typ.

-0.075

-0.2

-0.72

-0.86

-0.64

200

2

2

1.2

5.0

Max. Unit

-100 nA

-10

µA

V

V

V

260

500

260 —

500

260

500

-0.25

V

-0.8

V

-0.75 V

MHz

10

10

dB

4

pF

Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed

to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.

Semelab encourages customers to verify that datasheets are current before placing orders.

Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.

E-mail: sales@semelab.co.uk Website: http://www.semelab.co.uk

Document Number 5760

Issue 1

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