Page 1
2008. 10. 30 1/4
SEMICONDUCTOR
TECHNICAL DATA
KRC107S~KRC109S
EPITAXIAL PLANAR NPN TRANSISTOR
Revision No : 2
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.
TYPE NO.
R1(kΩ) R2(kΩ)
KRC107S 10 47
KRC108S 22 47
KRC109S 47 22
CHARACTERISTIC SYMBOL RATING UNIT
Output Voltage
KRC107S～109S
V
O
50 V
Input Voltage
KRC107S
V
I
30, -6
VKRC108S 40, -7
KRC109S 40, -15
Output Current
KRC107S～109S
I
O
100 mA
Power Dissipation
P
D
200 mW
Junction Temperature
T
j
150
℃
Storage Temperature Range
T
stg
-55～150
℃
EQUIVALENT CIRCUIT
BIAS RESISTOR VALUES
MAXIMUM RATING (Ta=25℃)
TYPE KRC107S KRC108S KRC109S
MARK NH NI NJ
MARK SPEC
OUT
R1
IN
R2
COMMON
E
B
LL
DIM MILLIMETERS
A
B
C
A
G
Q
2
H
1
PP
N
C
K
1. COMMON (EMITTER)
2. IN (BASE)
3. OUT (COLLECTOR)
D
3
M
D
E
G 1.90
H
J
K
L
M
N
P7
J
Q 0.1 MAX
_
+
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
Type Name
Lot No.
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2008. 10. 30 2/4
KRC107S~KRC109S
Revision No : 2
ELECTRICAL CHARACTERISTICS (Ta=25℃)
CHARACTERISTIC SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT
Output Cut-off Current
KRC107S～109S
I
O(OFF)
VO=50V, VI=0
- - 500 nA
DC Current Gain
KRC107S
G
I
VO=5V, IO=10mA
80 150 -
KRC108S 80 150 -
KRC109S 70 140 -
Output Voltage
KRC107S～109S
V
O(ON)
IO=10mA, II=0.5mA
- 0.1 0.3 V
Input Voltage (ON)
KRC107S
V
I(ON)
VO=0.2V, IO=5mA
- 1.2 1.8
VKRC108S - 1.8 2.6
KRC109S - 3.0 5.8
Input Votlage (OFF)
KRC107S
V
I(OFF)
VO=5V, IO=0.1mA
0.5 0.75 -
VKRC108S 0.6 0.88 -
KRC109S 1.5 1.82 -
Transition Frequency
KRC107S～109S
fT * VO=10V, IO=5mA
- 200 - MHz
Input Current
KRC107S
I
I
VI=5V
- - 0.88
mAKRC108S - - 0.36
KRC109S - - 0.16
Switching
Time
Rise
Time
KRC107S
t
r
VO=5V, VIN=5V
R
L
=1kΩ
- 0.05 -
μS
KRC108S - 0.12 -
KRC109S - 0.26 -
Storage
Time
KRC107S
t
stg
- 2.0 -
KRC108S - 2.4 -
KRC109S - 1.5 -
Fall
Time
KRC107S
t
f
- 0.36 -
KRC108S - 0.4 -
KRC109S - 0.41 -
Input Resistor
KRC107S
R1
-
7 10 13
kΩ
KRC108S 15.4 22 28.6
KRC109S 32.9 47 61.1
Resistor Ratio
KRC107S
R2/R1
-
3.7 4.7 5.7
KRC108S 1.7 2.1 2.6
KRC109S 0.37 0.47 0.57
Note : * Characteristic of Transistor Only.
Page 3
2008. 10. 30 3/4
KRC107S~KRC109S
Revision No : 2
)
(
)
KRC107S
50
V =0.2V
30
O
O
10
5
3
Ta=100 C
1
OUTPUT CURRENT I (mA)
0.5
0.3
0.1 0.3 1 3
INPUT ON VOLTAGE V (V)
KRC108S
50
V =0.2V
30
O
I - V
O I(ON)
-25
Ta=25 C
Ta=-25 C
I - V
O I(ON)
25
100
10 30 100
I(ON)
OUTPUT CURRENT I (µA)
I - V
KRC107S
3k
1k
O
O I(OFF)
500
Ta=25 C
300
Ta=100 C
Ta=-25 C
100
50
V =5V
O
30
1.61.41.21.00.80.60.40.2
3k
0
INPUT OFF VOLTAGE V (V)
I - V
KRC108S
O I(OFF)
I(OFF)
10
O
5
3
Ta=
1
0.5
OUTPUT CURRENT I (mA)
0.3
INPUT ON VOLTAGE V (V)
KRC109S
50
V =0.2V
30
O
10
O
5
3
100 C
I - V
O I(ON)
Ta=100 C
Ta=25 C
Ta=-25 C
310.30.1
Ta=25 C
I(ON)
Ta=-25 C
1k
O
500
300
Ta=100 C
Ta=25 C
Ta=-25 C
100
OUTPUT CURRENT I (µA)
50
V =5V
O
30
1003010
3k
0
INPUT OFF VOLTAGE V (V)
I - V
KRC109S
O I(OFF)
I(OFF)
1.61.41.21.00.80.60.40.2
1k
O
500
300
a=100 C
T
Ta=25 C
Ta=-25
C
OUTPUT CURRENT I (µA)
100
50
V =5V
O
30
3.4
3.02.62.21.81.41.00.60.2
INPUT OFF VOLTAGE V (V)
OFF
I
1
0.5
OUTPUT CURRENT I (mA)
0.3
310.30.1
INPUT ON VOLTAGE V (V)
I(ON
1003010
Page 4
2008. 10. 30 4/4
KRC107S~KRC109S
Revision No : 2
KRC107S KRC108S
1k
V =5V
O
I
500
300
100
DC CURRENT GAIN G
50
30
1 3 10 30
OUTPUT CURRENT I (mA)
KRC109S
1k
V =5V
O
500
I
300
G - I
IO
G - I
IO
Ta=100 C
Ta=100 C
Ta=25 C
Ta=-25 C
O
100
1k
V =5V
O
500
I
300
100
50
DC CURRENT GAIN G
20
13
OUTPUT CURRENT I (mA)
G - I
IO
10
Ta=100 C
Ta=25 C
Ta=-25 C
O
30 100
100
50
DC CURRENT GAIN G
20
OUTPUT CURRENT I (mA)
Ta=25 C
Ta=-25 C
100301031
O
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