USA/European specification models types
Small Signal General Purpose Transistors
Type No.
BC309
BC308
BC328
BC558
BC559
BC307
BC557
BC560
BC327
BC638
BC556
BC239
BC238
BC338
BC548
BC549
BC237
BC547
BC550
BC337
BC637
BC546
MPS8550
MPSA55
MPS751
MPSA56
MPS8050
MPS651
MPSA06
MPSA05
KN3906
KN2907
KN4403
KN2907A
KN2222
KN3904
KN2222A
KN4401
KTC9012
KTC8550
KTC9015
KTC9013
KTC8050
KTC9014
Max. Ratings
Complementary
V
CEO
I
C
P
C
(V)
(mA)
(mW)
Min.
THD Type
f
T
(MHz)
Min.
Typ.
V
CE
(V)
I
C
(mA)
h
FE
Max
V
CE
(V)
I
C
(mA)
V
CE
(sat) (V)
Max.
I
C
(mA)
I
B
(mA)
Package
Outline (Unit: mm)
BC239
BC238
BC338
BC548
BC549
BC237
BC547
BC550
BC337
BC637
BC546
BC309
BC308
BC328
BC558
BC559
BC307
BC557
BC560
BC327
BC638
BC556
MPS8050
MPSA05
MPS651
MPSA06
MPS8550
MPS751
MPSA56
MPSA55
KN3904
KN2222
KN4401
KN2222A
KN2907
KN3906
KN2907A
KN4403
KTC9013
KTC8050
KTC9014
KTC9012
KTC8550
KTC9015
-20
-25
-25
-30
-30
-45
-45
-45
-45
-60
-65
20
20
25
30
30
45
45
45
45
60
65
-25
-60
-60
-80
25
60
80
60
-40
-40
-40
-60
30
40
40
40
-30
-30
-50
30
30
50
-50
-100
-800
-100
-100
-100
-100
-100
-800
-500
-100
50
100
800
100
100
100
100
100
800
500
100
-1.5A
-500
-1A
-500
1.5A
1A
500
500
-200
-600
-600
-600
600
200
600
600
-500
-800
-150
500
800
150
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
625
180
120
100
110
110
120
110
110
100
40
110
180
120
100
110
110
120
110
110
100
40
110
85
100
60
100
85
100
100
100
60
35
30
75
35
40
35
20
64
100
60
64
100
60
800
800
630
800
800
460
800
800
630
160
450
800
800
630
800
800
460
800
800
630
160
450
300
-
200
-
300
320
-
-
-
-
-
-
-
-
-
-
246
300
600
246
300
1000
-5
-5
-1
-5
-5
-5
-5
-5
-1
-2
-5
5
5
1
5
5
5
5
5
1
2
5
-1
-1
-2
-1
1
2
1
1
-1
-10
-1
-10
10
1
10
1
-1
-1
-5
1
1
5
-2
-2
-100
-2
-2
-2
-2
-2
-100
-150
-2
2
2
100
2
2
2
2
2
100
150
2
-100
-10
-50
-10
100
50
10
10
-0.1
-0.1
-0.1
-0.1
0.1
0.1
0.1
0.1
-50
-50
-1
50
50
1
-0.2
-0.6
-0.7
-0.65
-0.6
-0.6
-0.65
-0.6
-0.7
-0.5
-0.65
0.2
0.6
0.7
0.6
0.6
0.6
0.6
0.6
0.7
0.5
0.6
-0.5
-0.25
-0.7
-0.25
0.5
0.5
0.25
0.25
-0.25
-0.4
-0.4
-0.4
0.4
0.2
0.3
0.4
-0.25
-0.5
-0.3
0.25
0.5
0.25
-10
-100
-500
-100
-100
-100
-100
-100
-500
-500
-100
10
100
500
100
100
100
100
100
500
500
100
-800
-100
-500
-100
800
500
100
100
-10
-150
-150
-150
150
10
150
150
-100
-500
-100
100
500
100
-0.5
-5
-50
-5
-5
-5
-5
-5
-50
-50
-5
0.5
5
50
5
5
5
5
5
50
50
5
-80
-10
-50
-10
80
50
10
10
-1
-15
-15
-15
15
1
15
15
-10
-50
-10
10
20
10
-
-
-
-
-
-
-
-
-
-
-
150
150
-
-
-
150
-
-
-
-
-
100
50
-
50
100
-
100
80
-
200
200
200
250
-
300
250
150
-
60
140
-
60
200
200
100
150
300
200
150
300
100
200
150
250
250
100
150
300
250
150
300
100
200
150
200
-
150
-
190
150
-
-
250
-
-
-
-
300
-
-
-
120
-
-
120
-
-5
-5
-5
-5
-5
-5
-5
-5
-5
-2
-5
5
5
5
5
5
5
5
5
5
2
5
-10
-1
-10
-1
10
10
2
1
-20
-20
-10
-20
20
20
20
10
-6
-5
-10
6
5
10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-50
-10
10
10
10
10
10
10
10
10
10
3.70
Max
1.00
4.70
Max
1.00
4.80
Max
+
14.00
_ 0.5
50
10
TO-92
-50
-100
-50
-100
50
50
10
10
-10
-50
-20
-50
20
10
20
20
-20
-10
-1
20
10
1
0.45
0.55
Max
0.45
1.27
2.30
60
http://www.kec.co.kr
1.27
0.85
3.70
Max
0.45
Max
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