L78L00 SERIES
ELECTRICAL CHARACTERISTICS OF L78L15AB AND L78L15AC
(refer to the test circuits, V = 19V, I = 40 mA, C = 0.33 µF, C = 0.1 µF,
I
O
I
O
T = 0 to 125°C for L78L15AC, T = -40 to 125°C for L78L15AB, unless otherwise specified)
J
J
Symbol
Parameter
Output Voltage
Test Conditions
Min.
14.4
Typ.
Max.
15.6
15.75
15.75
300
250
150
75
Unit
V
V
V
T = 25°C
15
O
O
J
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
I
I
= 1 to 40 mA
V = 17.5 to 30 V
14.25
14.25
V
O
O
I
= 1 to 70 mA
V = 23 V
I
∆V
∆V
V = 17.5 to 30 V
T = 25°C
mV
mV
O
O
I
J
V = 20 to 30 V
T = 25°C
J
I
I
I
= 1 to 100 mA
= 1 to 40 mA
T = 25°C
J
O
O
T = 25°C
J
I
T = 25°C
6.5
mA
mA
mA
d
J
T = 125°C
6
J
∆I
Quiescent Current Change
I
= 1 to 40 mA
0.1
d
O
V = 20 to 30 V
1.5
I
eN
Output Noise Voltage
B =10Hz to 100KHz
T = 25°C
90
39
µV
J
SVR Supply Voltage Rejection
V = 18.5 to 28.5 V f = 120Hz
34
dB
I
I
= 40 mA
T = 25°C
J
O
V
Dropout Voltage
1.7
V
d
ELECTRICAL CHARACTERISTICS OF L78L18AB AND L78L18AC
(refer to the test circuits, V = 27V, I = 40 mA, C = 0.33 µF, C = 0.1 µF,
I
O
I
O
T = 0 to 125°C for L78L18AC, T = -40 to 125°C for L78L18AB, unless otherwise specified)
J
J
Symbol
Parameter
Output Voltage
Test Conditions
Min.
17.3
17.1
17.1
Typ.
Max.
18.7
18.9
18.9
320
270
170
85
Unit
V
V
V
T = 25°C
18
O
O
J
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
I
I
= 1 to 40 mA
V = 22 to 33 V
V
O
O
I
= 1 to 70 mA
V = 27 V
I
∆V
∆V
V = 22 to 33 V
T = 25°C
mV
mV
O
O
I
J
V = 22 to 33 V
T = 25°C
J
I
I
I
= 1 to 100 mA
= 1 to 40 mA
T = 25°C
J
O
O
T = 25°C
J
I
T = 25°C
6.5
mA
mA
mA
d
J
T = 125°C
6
J
∆I
Quiescent Current Change
I
= 1 to 40 mA
0.1
d
O
V = 23 to 33 V
1.5
I
eN
Output Noise Voltage
B =10Hz to 100KHz
T = 25°C
120
38
µV
J
SVR Supply Voltage Rejection
V = 23 to 33 V
f = 120Hz
T = 25°C
33
dB
I
I
= 40 mA
O
J
V
Dropout Voltage
1.7
V
d
13/24
STMICROELECTRONICS [ ST ]
