LESHAN RADIO COMPANY, LTD.

M36–3/3

Fig.8 Collector-emitter saturation voltage vs.

collector current ( )

I

0.2

0.5

1

2

5

10

20

50

100

BC847BRLT1

Fig.9 Gain bandwidth product vs. emitter current

500

200

100

50

I

–0.5

–1

–2

–5

–10

–20

–50

–100

Fig.10 Collector output capacitance vs.collector-base voltage

Emitter inputcapacitance vs. emitter-base voltage

20

10

5

2

1

V

V

0.2

0.5

1

2

5

10

20

50

Fig.7 Collector-emitter saturation voltage vs.

collector current ( )

0.5

0.2

0.1

0.05

0.02

0.01

I

0.2

0.5

1

2

5

10

20

50

100

200

0.5

0.2

0.1

0.05

0.02

0.01

Fig.11 Base-collector time constant vs.emitter current

200

100

50

20

10

I

–0.2

–0.5

–1

–2

–5

–10