78LXX
LINEAR INTEGRATED CIRCUIT
ELECTRICAL CHARACTERISTICS (Cont.)
For UTC78L12 (VIN=19V, IOUT=40mA, 0°C<TJ<150°C, C1=0.33μF, Co=0.1μF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
TJ=25°C
VOUT 14.5V≤VIN≤27V,IOUT=1mA-40mA
MIN TYP MAX
11.52 12.0 12.48
UNIT
V
Output Voltage
11.40
12.60
V
14.5V≤VIN≤VMAX, IOUT=1mA-70mA 11.40
TJ=25°C, IOUT=1mA-100mA
TJ=25°C, IOUT=1mA-40mA
14.5V≤VIN≤27V,TJ=25°C
16V≤VIN≤27V,TJ=25°C
VIN=19V,IOUT=0mA,TJ=25°C
16V≤VIN≤27V
12.60 V(note 2)
22
13
25
20
2.0
100
50
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
300
250
6.0
1.5
0.1
Line regulation
ΔVOUT
IQ
Quiescent Current
Quiescent Current Change
ΔIQ
eN
1mA≤VIN≤40mA
10Hz≤f≤100kHz
Output Noise Voltage
Temperature coefficient of VOUT
Ripple Rejection
80
-1.0
65
ΔVO/ΔT IOUT=5mA
mV/°C
dB
RR
VD
15V≤VIN≤25V,f=120Hz,TJ=25°C
TJ=25°C
37
Dropout Voltage
1.7
V
For UTC78L15 (VIN=23V, IOUT=40mA, 0°C<TJ<150°C, C1=0.33μF, Co=0.1μF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX
14.40 15.0 15.60
UNIT
V
TJ=25°C
Output Voltage
VOUT 17.5V≤VIN≤30V,IOUT=1mA-40mA
17.5V≤VIN≤VMAX, IOUT=1mA-70mA
14.25
14.25
15.75
V
15.75 V(note 2)
TJ=25°C, IOUT=1mA-100mA
25
15
25
15
2.2
150
75
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
TJ=25°C, IOUT=1mA-40mA
17.5V≤VIN≤30V,TJ=25°C
ΔVOUT
150
75
Line Regulation
20V≤VIN≤30V,TJ=25°C
Quiescent Current
IQ
VIN=23V,IOUT=0mA,TJ=25°C
20V≤VIN≤30V
1mA≤VIN≤40mA
6.5
1.5
0.1
Quiescent Current Change
ΔIQ
eN
Output Noise Voltage
Temperature Coefficient of VOUT
Ripple Rejection
10Hz≤f≤100kHz
90
-1.3
63
ΔVO/ΔT IOUT=5mA
mV/°C
dB
RR
VD
18.5V≤VIN≤28.5V,f=120Hz, TJ=25°C
TJ=25°C
34
Dropout Voltage
1.7
V
For UTC78L18 (VIN=27V, IOUT=40mA, 0°C<TJ<150°C, C1=0.33μF, Co=0.1μF, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN TYP MAX
17.64 18.0 18.36
UNIT
V
TJ=25°C
Output Voltage
VOUT 21V≤VIN≤33V,IOUT=1mA-40mA
21V≤VIN≤VMAX,IOUT=1mA-70mA
17.46
17.46
18.54
V
18.54 V(note 2)
TJ=25°C, IOUT=1mA-100mA
27
19
180
90
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
TJ=25°C, IOUT=1mA-40mA
21V≤VIN≤33V,TJ=25°C
ΔVOUT
145
135
2.0
300
250
6.0
1.5
0.1
Line Regulation
22V≤VIN≤33V,TJ=25°C
Quiescent Current
IQ
VIN=27V,IOUT=0mA,TJ=25°C
21V≤VIN≤33V
1mA≤VIN≤40mA
Quiescent Current Change
ΔIQ
eN
Output Noise Voltage
Temperature Coefficient of VOUT
Ripple Rejection
10Hz≤f≤100kHz
150
-1.8
48
ΔVO/ΔT IOUT=5mA
mV/°C
dB
RR
VD
23V≤VIN≤33V,f=120Hz,TJ=25°C
TJ=25°C
34
Dropout Voltage
1.7
V
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