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78TXX_15 Datasheet, PDF (5/7 Pages) Unisonic Technologies – 3-TERMINALS 0.5A POSITIVE VOLTAGE REGULATOR
78TXX
LINEAR INTEGRATED CIRCUIT
 ELECTRICAL CHARACTERISTICS(Cont.)
For 78T15 (VIN=23V, IOUT=0.5A)
PARAMETER
Output Voltage
Load Regulation
Line Regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of VOUT
Ripple Rejection
Peak Output Current
Short-Circuit Current
Dropout Voltage
For 78T18 (VIN=27V, IOUT=0.5A)
PARAMETER
Output Voltage
Load Regulation
Line Regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Temperature coefficient of VOUT
Ripple Rejection
Peak Output Current
Short-Circuit Current
Dropout Voltage
SYMBOL
VOUT
VOUT
VOUT
IQ
IQ
eN
VOUT/T
RR
IPEAK
ISC
VD
TEST CONDITIONS
IOUT=5mA~0.5A
VIN =17.5~30V, IOUT=5mA~0.5A
IOUT=5mA~0.5A
IOUT=5mA~200mA
VIN=18.5~30V
VIN=17.5~30V, IOUT=0.5A
IOUT=0.5A
VIN=17.5~30V
IOUT=5mA~0.5A
10Hz≦f≦100kHz
IOUT=5mA
VIN=18.5~28.5V, f=120Hz
VIN=35V
SYMBOL
TEST CONDITIONS
VOUT
IOUT=5mA~0.5A
VIN=21~33V, IOUT=5mA~0.5A
VOUT
IOUT=5mA~0.5A
IOUT=5mA~200mA
VOUT
VIN=21~33V
VIN=21~33V, IOUT =0.5A
IQ
IOUT=0.5A
IQ
VIN=21.5~33V
IOUT=5mA~0.5A
eN 10Hz≦f≦100kHz
VOUT/T IOUT=5mA
RR VIN =22~32V, f=120Hz
IPEAK
ISC
VIN=35V
VD
MIN TYP MAX UNIT
14.4 15 15.6 V
14.25
15.75 V
150 mV
75 mV
150 mV
150 mV
8
mA
1
mA
0.5 mA
90
μV
-1.8
mV/℃
54 70
dB
1.2
A
250
mA
2
V
MIN
17.28
17.1
53
TYP
18
110
-2.2
69
1.2
250
2
MAX
18.72
18.9
180
90
180
180
8
1
0.5
UNIT
V
V
mV
mV
mV
mV
mA
mA
mA
μV
mV/℃
dB
A
mA
V
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 7
QW-R101-021.F