TK112xxB
TEST CIRCUITS
SOT-23L
IIN
VIN
+
+
1 µF
VIN
VOUT
2.2 µF
IOUT
VOUT
VOUT
SOT-89
IIN
IOUT
+
VOUT
VIN
+
1.0 µF
+
VIN
2.2 µF
CONT
VCONT
+
NOISE
BYPASS
CN
0.1 µF
TRANSIENT RESPONSE
VIN
RS
CONT
1 µF
CN
0.1 µF
CL = 10 µF to 0.22 µF
112XXB
V OUT
NOISE
BYPASS
CN
0.1 µF
CONT
ICONT
+
ICONT
VCONT 1
Note: Connect pin 5 to
ground for heat sink
TYPICAL PERFORMANCE CHARACTERISTICS
T
A
= 25
°C,
unless otherwise specified.
LOAD REGULATION
5
VOUT(TYP)
OUTPUT VOLTAGE RESPONSE
(OFF→ON)
CL = 2.2 µF
VCONT
SHORT CIRCUIT CURRENT
VOUT (5 mV/DIV)
CN = 0.01 µF
4
VOUT (V)
3
2
1
0
VOUT
CN = 0.1 µF
ILOAD = 30 mA
0
200
400
TIME (µs)
600
800
0
50
IOUT (mA)
100
0
150
IOUT (mA)
300
OUTPUT VOLTAGE
VS.
INPUT
VOLTAGE
VOUT(TYP)
LINE REGULATION
VOUT(TYP)
0
-100
DROPOUT VOLTAGE
VS.
OUTPUT CURRENT
VOUT (25 mV/DIV)
IOUT = 0 mA
VOUT (50 mV/DIV)
VDROP (mV)
IOUT = 30 mA
IOUT = 50 mA
IOUT = 90 mA
-200
-300
-400
0
VIN = VOUT
VIN (V) (50 mV/DIV)
0
10
VIN (V)
20
0
100
IOUT (mA)
200
October 1999 TOKO, Inc.
Page 7
TOKO [ TOKO, INC ]
