Transistors with Built-in Bias Resistor
Small Signal General Purpose BRT
Max. Ratings
Type No.
Internal
Circuit
Mark
(Top view)
BA
BB
BC
BD
SMD Type
V
CE(sat)
(V)
R1
( )
R2
( )
h
FE
P
D
(mW)
200
200
200
200
V
CEO
(V)
Q1
Q2
I
C
(mA)
Q1
Q2
Min.
Q1 Q2
Typ.
Q1
V
CE
(V)
I
C
(mA)
Max.
Q2
I
C
(mA)
Q1
Q2
I
B
(mA)
Q1
Q2
Package
Outline (Unit : mm)
Q2 Q1 Q2 Q1 Q2 Q1
Q1 Q2 Q1 Q2
KRX201U
KRX202U
KRX203U
KRX204U
50
50
50
50
-50 100 -100
-50 100 -100
-50 100 -100
-50 100 -100
50
70
80
80
50
80
80
5
5
5
5
-5
-5
-5
-5
10 -10 0.3 -0.3 10
10 -10 0.3 -0.3 10
10 -10 0.3 -0.3 10
10 -10 0.3 -0.3 10
-10 0.5 -0.5 10
-10 0.5 -0.5 22
-10 0.5 -0.5 47
10
22
47
10
22
47
10
22
47
47
70 120 120
80 200 200
80 200 200
-10 0.5 -0.5 2.2 2.2 47
KRX205U
BE
50
-50 100 -100 200
120 120
-
-
5
-5
1
-1
0.3 -0.3 10
-10 0.5 -0.5 4.7 4.7
-
-
US6
KRX206U
KRX207U
KRX208U
KRX209U
BK
BT
BW
BM
50
50
50
50
-50 100 -100
-50 100 -100
-50 100 -100
-50 100 -100
200
200
200
200
80
50
80
80
80 150 150
80
80
150
-
5
5
5
5
-5
-5
-5
-5
10 -10 0.3 -0.3 10
10 -10 0.3 -0.3 10
10 -10 0.3 -0.3 10
10 -10 0.3 -0.3 10
-10 0.5 -0.5 10
-10 0.5 -0.5 10
-10 0.5 -0.5 47
-10 0.5 -0.5 47
10
10
47
10
47
10
47
47
47
47
10
47
30 200
80 200 150
KRX210T
MN
50
-50 100 -800
300
80
56
80
-
5
-5
10 -50 0.3 -0.3 10
-50 0.5 -2.5 10
1
10
10
TS6
Note) P
C
/P
D
= Total Rating,
: P
C
Small Signal Audio Muting BRT
Type No.
KRC281U
KRC282U
KRC283U
KRC284U
KRC285U
KRC286U
KRC231S
KRC232S
KRC233S
KRC234S
KRC235S
KRC281S
KRC282S
KRC283S
KRC284S
KRC285S
KRC286S
KRC681T
KRC682T
KRC683T
KRC684T
KRC685T
KRC686T
KRC881T
KRC882T
KRC883T
KRC884T
KRC885T
KRC886T
Note)
Mark
MQ
MR
MS
Max. Ratings
Internal Circuit
V
CEO
I
C
P
D
(Top view)
(V)
(mA)
(mW)
20
20
20
-
20
20
20
15
15
15
15
15
-
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
2
h
FE
Min.
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
Max.
1200
1200
1200
1200
1200
1200
800
800
800
800
800
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
V
CE
(V)
2
2
2
2
2
2
5
5
5
5
5
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
I
C
(mA)
4
4
4
4
4
4
50
50
50
50
50
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
V
CE(sat)
(V)
Max.
0.1
0.1
0.1
0.1
0.1
0.1
0.08
0.08
0.08
0.08
0.08
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
I
C
(mA)
30
30
30
30
30
30
50
50
50
50
50
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
30
I
B
(mA)
3
3
3
3
3
3
2.5
2.5
2.5
2.5
2.5
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
R1
( )
Typ.
2.2
4.7
5.6
6.8
10
22
2.2
5.6
10
4.7
6.8
2.2
4.7
5.6
6.8
10
22
2.2
4.7
5.6
6.8
10
22
2.2
4.7
5.6
6.8
10
22
R
ON
( )
Typ.
1
1
1
Package
Outline (Unit : mm)
300
300
300
300
300
300
600
600
600
600
600
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
0.8mm)
100
100
100
100
100
100
200
200
200
200
200
200
200
200
200
200
200
900
900
900
900
900
900
900
900
900
900
900
900
USM
1
1
1
0.6
0.6
0.6
0.6
0.6
1
1
1
1
1
1
-
-
-
TSV
-
-
-
-
-
-
-
-
-
TS6
SOT-23
MT
MS
MV
NW
NY
NZ
NNA
NNB
MQ
MR
MS
MT
MU
MV
MQ
MR
MS
MT
MU
MV
MQ
MR
MS
MT
MU
MV
: Package mounted on a ceramic board (600mm
54
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