DS30054 Rev. 9 - 2

2 of 3

MMBTA55 / MMBTA56

www.diodes.com

Month

Jan

Feb

March

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Code

12

3

4

5

6

7

89

O

N

D

Date Code Key

K2x = Product Type Marking Code, ex: K2H = MMBTA55

YM = Date Code Marking

Y = Year ex: N = 2002

M = Month ex: 9 = September

K2x

Marking Information

Notes:

4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.

Device

Packaging

Shipping

MMBTA55-7-F

MMBTA56-7-F

SOT-23

3000/Tape & Reel

Year

1998

1999

2000

2001

2002

2003

2004

2005

2006

2007

2008

2009

Code

JK

L

M

N

P

R

ST

U

V

W

0

50

100

25

50

75

100

125

150

175

200

T , AMBIENT TEMPERATURE (°C)

Fig. 1, Max Power Dissipation vs

Ambient Temperature

A

150

200

250

300

350

0

0

0.05

0.10

0.15

0.20

0.25

110

100

1000

I , COLLECTOR CURRENT (mA)

Fig. 2, Collector Emitter Saturation Voltage

vs. Collector Current

C

I

C

I

B

=10

T = -50°C

A

T = 25°C

A

T = 150°C

A