
2008. 10. 30 1/5
SEMICONDUCTOR
TECHNICAL DATA
KRA222S~KRA226S
EPITAXIAL PLANAR PNP TRANSISTOR
Revision No : 3
HIGH CURRENT SWITCHING APPLICATION.
INTERFACE CIRCUIT AND DRIVER CIRCUIT APPLICATION.
FEATURES
·With Built-in Bias Resistors.
·Simplify Circuit Design.
·Reduce a Quantity of Parts and Manufacturing Process.
·High Output Current :-800mA.
EQUIVALENT CIRCUIT
BIAS RESISTOR VALUES
TYPE NO.
R1(k
Ω) R2(kΩ)
KRA222S 2.2 2.2
KRA223S 4.7 4.7
KRA224S 10 10
KRA225S 1 10
KRA226S 2.2 10
CHARACTERISTIC SYMBOL RATING UNIT
Output Voltage
KRA222S
~226S
V
O
-50 V
Input Voltage
KRA222S
V
I
-12, 10
V
KRA223S -20, 10
KRA224S -30, 10
KRA225S -10, 5
KRA226S -12, 6
Output Current
KRA222S
~226S
I
O
-800 mA
Power Dissipation
P
D
200 mW
Junction Temperature
T
j
150
℃
Storage Temperature Range
T
stg
-55~150
℃
MAXIMUM RATING (Ta=25℃)
TYPE KRA222S KRA223S KRA224S KRA225S KRA226S
MARK PR PS PT PU PV
MARK SPEC
OUT
R1
IN
R2
COMMON
E
B
LL
DIM MILLIMETERS
A
B
C
D
3
M
D
E
G 1.90
H
J
K
L
M
N
P7
J
Q Max 0.1.
H
N
C
2
1
PP
K
A
G
Q
_
+
2.93 0.20
1.30+0.20/-0.15
1.30 MAX
0.40+0.15/-0.05
2.40+0.30/-0.20
0.95
0.13+0.10/-0.05
0.00 ~ 0.10
0.55
0.20 MIN
1.00+0.20/-0.10
SOT-23
Marking
Lot No.
Type Name

2008. 10. 30 2/5
KRA222S~KRA226S
Revision No : 3
ELECTRICAL CHARACTERISTICS (Ta=25℃)
CHARACTERISTIC SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT
Output Cut-off Current
KRA222S
~226S
I
O(OFF)
VO=-30V, VI=0
- - -10
μA
DC Current Gain
KRA222S
G
I
VO=-5V, IO=-50mA
39 - -
KRA223S 47 - -
KRA224S 56 - -
KRA225S 56 - -
KRA226S 56 - -
Output Voltage
KRA222S
~226S
V
O(ON)
IO=-50mA, II=-2.5mA
- -0.1 -0.3 V
Input Voltage (ON)
KRA222S
V
I(ON)
VO=-0.3V, IO=-20mA
- - -3.0
V
KRA223S - - -3.0
KRA224S - - -3.0
KRA225S - - -3.0
KRA226S - - -2.0
Input Voltage (OFF)
KRA222S
~224S
V
I(OFF)
VO=-5V, IO=-0.1mA
-0.5 - V
KRA225S~226S
-0.3 - -
Transition Frequency
KRA222S~226S
f
T
*
V
O
=-10V, IO=-5mA,
f=100MHz
- 200 - MHz
Input Current
KRA222S
I
I
VI=-5V
- - -3.8
mA
KRA223S - - -1.8
KRA224S - - -0.88
KRA225S - - -7.2
KRA226S - - -3.6
Input Resistor
KRA222S
R1 -
1.54 2.2 2.86
k
Ω
KRA223S 3.29 4.7 6.11
KRA224S 7 10 13
KRA225S 0.7 1 1.3
KRA226S 1.54 2.2 2.86
Resistor Ratio
KRA222S~224S
R2/R1 -
0.8 1.0 1.2
KRA225S 0.08 0.1 0.12
KRA226S 3.6 4.5 5.5

2008. 10. 30 3/5
KRA222S~KRA226S
Revision No : 3
KRA221S
-500
-300
-100
O
-50
-30
V =-0.3V
O
-10
-5
-3
-0.5
-0.3
-1
OUTPUT CURRENT I (mA)
Ta=100 C
-0.1 -0.3 -1 -3
INPUT ON VOLTAGE V (V)
KRA221S
-5k
V =-5V
O
-3k
I - V
O I(ON)
Ta=25 C
Ta=-25 C
-10 -30 -100 -300 -1k
I(ON)
I - V
O I(OFF)
KRA222S
-500
V =-0.3V
-300
-100
O
-50
-30
O
-10
-5
-3
-0.5
-0.3
-1
OUTPUT CURRENT I (mA)
-0.1 -0.3
Ta=100 C
-1
INPUT ON VOLTAGE V (V)
KRA222S
-5k
V =-5V
-3k
O
I - V
O I(ON)
Ta=25 C
Ta=-25 C
-10-3 -30 -1k-300
I - V
O I(OFF)
-100
I(ON)
O
-1k
-500
-300
Ta=100 C
OUTPUT CURRENT I (µA)
-100
-50
-30
-0.4
-0.6 -0.8 -1.0 -1.2 -1.4 -1.6 -1.8 -2.0
INPUT OFF VOLTAGE V (V)
KRA221S
300
V =-5V
I
100
O
50
30
10
5
DC CURRENT GAIN G
3
25 C
Ta=
G - I
IO
Ta=100 C
Ta=-25 C
Ta=-25 C
I(OFF)
Ta=25 C
O
-1k
-500
-300
-100
OUTPUT CURRENT I (µA)
-50
-30
-0.4 -0.6
INPUT OFF VOLTAGE V (V)
KRA222S
300
V =-5V
I
100
O
50
30
10
5
DC CURRENT GAIN G
3
C
Ta=100
-0.8
Ta=25 C
G - I
IO
Ta=100 C
Ta=-25 C
I(OFF)
Ta=25 C
Ta=-25 C
-1.6-1.2-1.0 -1.4 -1.8 -2.0
1
-1 -3 -10 -30
OUTPUT CURRENT I (mA)
-100 -300 -1k
O
1
-1
-3 -30-10 -100
OUTPUT CURRENT I (mA)
-300
-1k
O

2008. 10. 30 4/5
KRA222S~KRA226S
Revision No : 3
KRA223S
-500
-300
-100
O
-50
-30
V =-0.3V
O
-10
-5
-3
-0.5
-0.3
-1
OUTPUT CURRENT I (mA)
Ta=100 C
-0.1 -0.3 -1 -3
INPUT ON VOLTAGE V (V)
KRA223S
-5k
V =-5V
-3k
O
I - V
O I(ON)
Ta=25 C
Ta=-25 C
-10 -30 -100 -300 -1k
I(ON)
I - V
O I(OFF)
KRA224S
-500
-300
V =-0.3V
O
-100
O
-50
-30
-10
-5
-3
-0.5
-0.3
-1
OUTPUT CURRENT I (mA)
-0.1 -0.3
Ta=100 C
-1
INPUT ON VOLTAGE V (V)
KRA224S
-5k
V =-5V
-3k
O
I - V
O I(ON)
Ta=25 C
Ta=-25 C
I - V
O I(OFF)
-100-10-3 -30 -1
-300
I(ON)
OUTPUT CURRENT I (µA)
O
-1k
-500
-300
Ta=100 C
a=25 C
T
Ta=-25 C
-100
-50
-30
-0.4
-0.6 -0.8 -1.0 -1.2 -1.4 -1.6 -1.8 -2.0
INPUT OFF VOLTAGE V (V)
G - I
KRA223S
300
V =-5V
I
100
O
IO
Ta=100 C
50
30
I(OFF)
Ta=25 C
Ta=-25 C
OUTPUT CURRENT I (µA)
O
-1k
-500
-300
Ta=100 C
=25 C
a
T
Ta=-25 C
-100
-50
-30
-0.4 -0.6 -1.6-1.2-1.0 -1.4 -1.8 -2.0
KRA224S
3k
I
1k
-0.8
INPUT OFF VOLTAGE V (V)
G - I
IO
V =-5V
O
I(OFF)
500
300
Ta=100 C
10
5
DC CURRENT GAIN G
3
1
-1 -3 -10 -30
OUTPUT CURRENT I (mA)
-100 -300 -1k
O
100
50
DC CURRENT GAIN G
30
10
Ta=25 C
Ta=-25 C
OUTPUT CURRENT I (mA)
O
-300-1 -3 -30-10 -100
-1k

2008. 10. 30 5/5
KRA222S~KRA226S
Revision No : 3
KRA225S
-500
-300
-100
O
-50
-30
-10
-5
-3
-0.5
-0.3
-1
OUTPUT CURRENT I (mA)
-0.1 -0.3
Ta=25 C
Ta=-25 C
Ta=100 C
-1 -3 -10 -30
INPUT ON VOLTAGE V (V)
KRA225S
-5k
-3k
V =-5V
O
I - V
O I(ON)
I - V
O I(OFF)
V =-0.3V
O
-100 -300 -1K
I(ON)
KRA226S
-500
-300
V =-0.3V
O
-100
O
-50
-30
-10
-5
-3
-1
OUTPUT CURRENT I (mA)
-0.5
-0.3
-0.1 -0.3
Ta=25 C
Ta=100 C
-1 -3
INPUT ON VOLTAGE V (V)
KRA226S
-5k
V =-5V
-3k
O
I - V
O I(ON)
Ta=-25 C
-10
I - V
O I(OFF)
-1K-100-30 -300
I(ON)
O
-1k
-500
-300
-100
OUTPUT CURRENT I (µA)
-50
-30
-0.20
INPUT OFF VOLTAGE V (V)
KRA225S
3k
V =-5V
I
1k
O
500
300
100
50
30
DC CURRENT GAIN G
Ta=25 C
Ta=100 C
-0.4
Ta=-25 C
-0.6 -0.8 -1.0 -1.2 -1.4 -1.6
I(OFF)
G - I
IO
Ta=100 C
Ta=25 C
Ta=-25 C
O
-1k
-500
-300
-100
OUTPUT CURRENT I (µA)
-50
-30
-0.20-1.0-0.6-0.4 -0.8 -1.4-1.2 -1.6
INPUT OFF VOLTAGE V (V)
KRA226S
3k
V =-5V
I
1k
O
500
300
100
50
30
DC CURRENT GAIN G
Ta=100 C
G - I
Ta=100 C
Ta=25 C
Ta=-25 C
I(OFF)
IO
Ta=25 C
Ta=-25 C
10
-1 -3 -10 -30
OUTPUT CURRENT I (mA)
-100 -300 -1k
O
10
-300-1 -3 -30-10 -100
-1k
OUTPUT CURRENT I (mA)
O