UMT4401 / SST4401 / MMST4401 / 2N4401

Transistors

!

!

!

!Electrical characteristic curves

0

50

100

10

0

5

µA

100

200

400

500

600

300

Ta=25

°C

Fig.1 Grounded emitter output

characteristics

0.1

10

1.0

100

1000

100

1000

10

COLLECTOR CURRENT : Ic(mA)

Ta

=25°C

=10V

1V

Fig.3 DC current gain vs. collector current(

Ι)

1.0

10

100

1000

0.2

0.3

0.1

0

COLLECTOR CURRENT : Ic(mA)

Ta

=25°C

=10

Fig.2 Collector-emitter saturation

voltage vs. collector current

0.1

10

1.0

100

1000

100

1000

10

COLLECTOR CURRENT : Ic(

mA)

Ta

=125°C

=10V

25

°C

−55

°C

Fig.4 DC current gain vs. collector current(

ΙΙ)

0.1

10

1.0

100

1000

100

1000

10

COLLECTOR CURRENT : Ic(

mA)

Ta

=25°C

=10V

f

=1kHz

Fig.5 AC current gain vs. collector current

1.0

10

100

1000

0.8

1.2

1.8

1.6

0.4

0

COLLECTOR CURRENT : Ic

(mA)

Ta

=25°C

=10

Fig.6 Base-emitter saturation

voltage vs. collector current