BCX78-VII データシートの表示（PDF） - Siemens AG

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BCX78-VII

PNP Silicon AF Transistors

Siemens AG 

BCX 78

BCX 79

Electrical Characteristics

at TA = 25 ˚C, unless otherwise specified.

Parameter

AC characteristics

Transition frequency

IC = 20 mA, VCE = 5 V, f = 100 MHz

Output capacitance

VCB = 10 V, f = 1 MHz

Input capacitance

VEB = 0.5 V, f = 1 MHz

Short-circuit input impedance

IC = 2 mA, VCE = 5 V, f = 1 kHz

BCX 78 VII, BCX 79 VII

BCX 78 VIII, BCX 79 VIII

BCX 78 IX, BCX 79 IX

BCX 78 X, BCX 79 X

Open-circuit reverse voltage transfer ratio

IC = 2 mA, VCE = 5 V, f = 1 kHz

BCX 78 VII, BCX 79 VII

BCX 78 VIII, BCX 79 VIII

BCX 78 IX, BCX 79 IX

BCX 78 X, BCX 79 X

Short-circuit forward current transfer ratio

IC = 2 mA, VCE = 5 V, f = 1 kHz

BCX 78 VII, BCX 79 VII

BCX 78 VIII, BCX 79 VIII

BCX 78 IX, BCX 79 IX

BCX 78 X, BCX 79 X

Open-circuit output admittance

IC = 2 mA, VCE = 5 V, f = 1 kHz

BCX 78 VII, BCX 79 VII

BCX 78 VIII, BCX 79 VIII

BCX 78 IX, BCX 79 IX

BCX 78 X, BCX 79 X

Noise figure

IC = 0.2 mA, VCE = 5 V, RS = 2 kΩ

f = 1 kHz, ∆f = 200 Hz

Symbol

Values

Unit

min. typ. max.

fT

–

Cobo

–

Cibo

–

h11e

–

–

–

–

h12e

–

–

–

–

h21e

–

–

–

–

h22e

–

–

–

–

F

–

250 –

3

–

10 –

2.7 –

3.6 –

4.5 –

7.5 –

1.5 –

2

–

2

–

3

–

200 –

260 –

330 –

520 –

18 –

24 –

30 –

50 –

2

–

MHz

pF

kΩ

10– 4

–

µS

dB

Semiconductor Group

5

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