5

2SC3604

MARKING

Because the package of the micro X package transistor is too small to be marked, the following indication is

employed.

Part Number

Part Number

Marking

Part Number

Marking

2SC2148

A

2SC3603

0

2SC2149

B

2SC3604

2

2SC2150

C

2SC3587

1

2SC2367

H

2SC2585

K

2SC1223

D

Lot

Lot indication is colored as shown below.

The sequence black, brown, red, blue, and green, forms one cycle and this cycle is repeated.

1988

1989

1990

1991

1992

1993

1994

1995

1996

1

j Black

v

h

t

f

r

d

p

b

2k

w

i

u

g

s

e

q

c

3l

x

j

v

h

t

f

r

d

4m

y

k

w

i

u

g

s

e

5

n

zl

xj

v

h

t

f

6

o

a Brown

m

y

k

w

i

u

g

7p

b

n

z

l

x

j

v

h

8

q

c

o

a Red

m

y

k

w

i

9

r

dp

bn

z

l

x

j

10

s

e

q

c

o

a Blue

m

y

k

11

t

f

r

d

p

b

n

z

l

12

u

g

s

e

q

c

o

a Green

m

Month

Year

E

E

CB

Lot

Aa

Part number