DS30295 Rev. 7 - 2

3 of 6

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MMBT4401 Section

0

50

100

25

50

75

100

125

150

175

200

T , AMBIENT TEMPERATURE (°C)

Fig. 1 Max Power Dissipation vs.

Ambient Temperature (Total Device)

A

150

200

0

1

10

1,000

100

0.1

1

10

1,000

100

I , COLLECTOR CURRENT (mA)

Fig. 2 Typical DC Current Gain vs. Collector Current

C

T = -25°C

A

T = +25°C

A

T = 125°C

A

V

= 1.0V

CE

1.0

5.0

20

10

30

0.1

10

1.0

50

REVERSE VOLTAGE (V)

Fig. 3 Typical Capacitance

C

obo

C

ibo

0.001

0.01

1

10

0.1

100

0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

I , BASE CURRENT (mA)

Fig. 4 Typical Collector Saturation Region

B

I = 1mA

C

I = 10mA

C

I = 30mA

C

I = 100mA

C

I = 300mA

C