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
2SC2148
2SC2149
2SC2150
2SC2367
2SC2585
2SC1223
Marking
A
B
C
H
K
D
Part number
E
Lot
Part Number
2SC3603
2SC3604
2SC3587
Marking
0
2
1
C
E
Aa
B
Lot
Lot indication is colored as shown below.
The sequence black, brown, red, blue, and green, forms one cycle and this cycle is repeated.
Month
Year
1988
j Black
k
l
m
n
o
p
q
r
s
t
u
1989
v
w
x
y
z
a Brown
b
c
d
e
f
g
1990
h
i
j
k
l
m
n
o
p
q
r
s
1991
t
u
v
w
x
y
z
a Red
b
c
d
e
1992
f
g
h
i
j
k
l
m
n
o
p
q
1993
r
s
t
u
v
w
x
y
z
a Blue
b
c
1994
d
e
f
g
h
i
j
k
l
m
n
o
1995
p
q
r
s
t
u
v
w
x
y
z
a Green
1996
b
c
d
e
f
g
h
i
j
k
l
m
1
2
3
4
5
6
7
8
9
10
11
12
5