BC849BW Ver la hoja de datos (PDF) - Siemens AG

Número de pieza

componentes Descripción

fabricante

BC849BW

NPN Silicon AF Transistor

Siemens AG 

BC 846W ... BC 850W

Characteristics at TA = 25 ˚C, unless otherwise specified.

Description

Symbol

Ratings

Unit

min. typ. max.

AC Characteristics

Transition frequency

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

fT

–

Output capacitance

VCB = 10 V, f = 1 MHz

Cobo

–

Input capacitance

VEB = 0.5 V, f = 1 MHz

Cibo

–

Short-circuit input impedance

h11e

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

BC 846 AW ... BC 849 AW

–

BC 846 BW ... BC 850 BW

–

BC 847 CW ... BC 850 CW

–

Open-circuit reverse voltage transfer ratio

h12e

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

BC 846 AW ... BC 849 AW

–

BC 846 BW ... BC 850 BW

–

BC 847 CW ... BC 850 CW

–

Short-circuit forward current transfer ratio

h21e

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

BC 846 AW ... BC 849 AW

–

BC 846 BW ... BC 850 BW

–

BC 847 CW ... BC 850 CW

–

Open-circuit output admittance

h22e

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

BC 846 AW ... BC 849 AW

–

BC 846 BW ... BC 850 BW

–

BC 847 CW ... BC 850 CW

–

Noise figure

F

IC = 0.2 mA, VCE = 5 V, RS = 2 kΩ BC 849 W

f = 30 Hz ... 15 kHz

BC 850 W

–

f = 1 kHz, ∆f = 200 Hz

BC 849 W

–

BC 850 W

–

Equivalent noise voltage

Vn

IC = 0.2 mA, VCE = 5 V, RS = 2 kΩ

f = 10 Hz ... 50 Hz

BC 850 W

–

250 –

2

–

10 –

MHz

pF

pF

kΩ

2.7 –

4.5 –

8.7 –

10–4

1.5 –

2.0 –

3.0 –

-

200 –

330 –

600 –

µS

18 –

30 –

60 –

dB

1.4 4

1.4 3

1.2 4

1.0 4

µV

–

0.135

Curves see BC 846 ... BC 840

Semiconductor Group

4

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