DS30054 Rev. 9 - 2

3 of 3

MMBTA55 / MMBTA56

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1

0.1

0.1

10

100

I , COLLECTOR CURRENT (mA)

Fig. 4 Base Emitter Voltage vs. Collector Current

C

0.2

0.3

0.4

0.6

0.5

0.8

0.7

0.9

1.0

V= 5V

CE

T = 25°C

A

T = -50°C

A

T = 150°C

A

10

1000

100

1

10

1000

100

I , COLLECTOR CURRENT (mA)

Fig. 3, DC Current Gain vs

Collector Current

C

T = -50°C

A

T = 25°C

A

T = 150°C

A

V= 5V

CE

1

10

100

1

10

100

I , COLLECTOR CURRENT (mA)

Fig. 5 Gain Bandwidth Product vs. Collector Current

C

V= 5V

CE

IMPORTANT NOTICE

LIFE SUPPORT

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Diodes, Inc. and its subsidiaries reserve the right to make changes without further notice to any product herein to make corrections, modifications, enhance-

ments, improvements, or other changes. Diodes, Inc. does not assume any liability arising out of the application or use of any product described herein;

neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall assume all risks of such

use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages.

The products located on our website at

are not recommended for use in life support systems where a failure or malfunction of the

component may directly threaten life or cause injury without the expressed written approval of Diodes Incorporated.