78MXX
LINEAR INTEGRATED CIRCUIT
ꢀ
ELECTRICAL CHARACTERISTICS (Cont.)
FOR UTC78M12
(Refer to the test circuits, TMIN≦TJ≦125°C, IOUT=350mA, VIN=19V, unless otherwise specified,Ci=0.33uF,Co=0.1uF)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
TJ =25°C
IN =14.5V to 27V,
OUT=5mA-350mA
11.52 12.0 12.48
V
Output Voltage
VOUT
V
I
11.40
12.60
V
TJ =25°C,IOUT=5mA-0.5A
TJ =25°C,IOUT=5mA-2A
VIN =14.5V to 30V
TJ =25°C,IOUT=200mA
VIN =16V to 30V
TJ =25°C,IOUT=200mA
TJ =25°C
VIN =14.5V to 30V,IOUT=200mA
IOUT=5mA-350mA
240
120
mV
mV
Load Regulation
Line regulation
∆VOUT
∆VOUT
100
50
mV
mV
Quiescent Current
IQ
4.1
75
6.0
0.8
0.5
mA
mA
mA
uV
Quiescent Current Change
Output Noise Voltage
Ripple Rejection
∆IQ
eN
RR
10Hz<=f<=100kHz
VIN =15V to 25V,f=120Hz
55
dB
I
OUT=300mA
Peak Output Current
Short-Circuit Current
Dropout Voltage
IPEAK
ISC
TJ =25°C
VIN=35V, TJ =25°C
TJ =25°C,IOUT=500mA
700
300
2.0
mA
mA
V
VD
FOR UTC78M15
(Refer to the test circuits, TMIN≦TJ≦125°C,IOUT=350mA,VIN=23V, unless otherwise specified,Ci=0.33uF,Co=0.1uF)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
TJ =25°C
VIN =17.5V ~ 30V,
OUT=5mA-350mA
14.40 15.0 15.60
V
Output Voltage
VOUT
14.25
15.75
V
I
TJ =25°C, IOUT=5mA-0.5A
TJ =25°C, IOUT=5mA-200mA
VIN =17.5V ~ 30V
300
150
mV
mV
Load Regulation
Line regulation
∆VOUT
∆VOUT
100
50
mV
mV
TJ =25°C, IOUT =200mA
VIN =20V ~ 30V
TJ =25°C, IOUT =200mA
TJ=25°C
VIN =17.5V ~ 30V,IOUT=200mA
IOUT=5mA-350mA
Quiescent Current
IQ
4.1
90
6.0
0.8
0.5
mA
mA
mA
uV
Quiescent Current Change
Output Noise Voltage
Ripple Rejection
∆IQ
eN
RR
10Hz<=f<=100KHz
VIN =18.5V ~ 28.5V
54
dB
f=120Hz,IOUT=300mA
TJ =25°C
VIN=35V, TJ =25°C
TJ =25°C, IOUT=500mA
Peak Output Current
Short-Circuit Current
Dropout Voltage
IPEAK
ISC
700
300
2.0
mA
mA
V
VD
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