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
14.5V≤VIN≤27V,IOUT=1mA-40mA
MIN TYP MAX
11.52 12.0 12.48
UNIT
V
Output Voltage
VOUT
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)
25
12
25
20
2.0
150
75
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
TJ=25°C,IOUT=1mA-100mA
TJ=25°C,IOUT=1mA-70mA
17.5V≤VIN≤30V,TJ=25°C
20V≤VIN≤30V,TJ=25°C
VIN=23V,IOUT=0mA,TJ=25°C
20V≤VIN≤30V
14.25
14.25
15.75
V
15.75 V(note 2)
20
25
25
15
2.2
150
150
150
75
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
Line Regulation
ΔVOUT
IQ
Quiescent Current
6.5
1.5
0.1
Quiescent Current Change
ΔIQ
eN
1mA≤VIN≤40mA
10Hz≤f≤100kHz
Output Noise Voltage
Temperature Coefficient of VOUT
Ripple Rejection
90
-1.3
63
ΔVO/ΔT IOUT=5mA
RR
VD
mV/°C
dB
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
TJ=25°C,IOUT=1mA-100mA
TJ=25°C,IOUT=1mA-40mA
21V≤VIN≤33V,TJ=25°C
22V≤VIN≤33V,TJ=25°C
VIN=27V,IOUT=0mA,TJ=25°C
21V≤VIN≤33V
17.46
17.46
18.54
V
18.54 V(note 2)
30
15
170
85
mV
mV
mV
mV
mA
mA
mA
μV
Load Regulation
ΔVOUT
145
135
2.0
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
150
-1.8
48
ΔVO/ΔT IOUT=5mA
RR
VD
mV/°C
dB
23V≤VIN≤33V,f=120Hz,TJ=25°C
TJ=25°C
34
Dropout Voltage
1.7
V
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