BC848BW / BC848B

Transistors

Rev.A

1/5

NPN General Purpose Transistor

BC848BW / BC848B

Features

=1mA)

2) Complements the BC858B / BC858BW.

External dimensions (Unit : mm)

BC848BW

ROHM : UMT3

EIAJ : SC-70

(1) Emitter

(2) Base

(3) Collector

(1) Emitter

(2) Base

(3) Collector

ROHM : SST3

BC848B, BC848C

0~0.1

(2)

(1)

(3)

0.9

±0.1

0.2

0.7

±0.1

0.15

±0.05

0.3

2.0

±0.2

1.3

±0.1

0.65 0.65

+0.1

−0

All terminals have same dimensions

All terminals have same dimensions

0~0.1

0.2Min.

0.95

0.45

±0.1

0.15

0.4

2.9

±0.2

1.9

±0.2

0.95 0.95

−0.1

+0.2

+0.1

−0.06

+0.1

−0.05

(2)

(1)

(3)

Absolute maximum ratings (Ta=25

°C)

Parameter

Symbol

Tj

Tstg

Limits

30

30

5

0.1

0.35

150

−65~+150

Unit

V

V

V

A

0.2

0.2

W

W

W

°C

°C

Collector-base voltage

Collector-emitter voltage

Emitter-base voltage

Collector current

Junction temperature

BC848BW

BC848B

Storage temperature

Collector power

dissipation

∗ When mounted on a 7×5×0.6mm ceramic board.

∗

Electrical characteristics (Ta=25

°C)

Parameter

Conditions

=50µA

=1mA

=50µA

=30V

=30V, Ta=150°C

=100mA/5mA

=10mA/0.5mA

=5V/10mA

Typ.

−

−

−

−

−

−

−

−

200

3

8

−

=5V/2mA

Symbol

Cob

Cib

Min.

30

30

5

−

−

0.58

−

−

−

−

−

200

Max.

−

−

−

100

5

0.77

0.6

0.25

−

−

−

450

Unit

V

V

V

µA

nA

V

V

MHz

pF

pF

−

(SPEC-C22)

Collector-base breakdown voltage

Collector-emitter breakdown voltage

Emitter-base breakdown voltage

Collector cutoff current

Base-emitter saturation voltage

Collector-emitter saturation voltage

Transition frequency

Collector output capacitance

Collector output capacitance

DC current transfer ratio