L78L00 SERIES
ELECTRICAL CHARACTERISTICS OF L78L24C (refer to the test circuits, T = 0 to 125°C, V = 33V,
J
I
I
= 40 mA, C = 0.33 µF, C = 0.1 µF unless otherwise specified).
I O
O
Symbol
Parameter
Test Conditions
Min.
22.1
21.6
21.6
Typ.
Max.
Unit
V
V
V
Output Voltage
Output Voltage
T = 25°C
24
25.9
26.4
26.4
350
300
200
100
6.5
O
O
J
I
I
= 1 to 40 mA
V = 27 to 38 V
V
O
O
I
= 1 to 70 mA
V = 33 V
I
∆V
∆V
Line Regulation
Load Regulation
Quiescent Current
V = 27 to 38 V
T = 25°C
mV
mV
O
O
I
J
V = 28 to 38 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
mA
mA
mA
d
J
T = 125°C
6
J
∆I
Quiescent Current Change
Output Noise Voltage
I
= 1 to 40 mA
0.2
d
O
V = 28 to 38 V
1.5
I
eN
B =10Hz to 100KHz
T = 25°C
200
37
µV
J
SVR Supply Voltage Rejection
V = 29 to 35 V
f = 120Hz
T = 25°C
30
dB
I
I
= 40 mA
O
J
V
Dropout Voltage
1.7
V
d
ELECTRICAL CHARACTERISTICS OF L78L33AB AND L78L33AC
(refer to the test circuits, V = 8.3V, I = 40 mA, C = 0.33 µF, C = 0.1 µF,
I
O
I
O
T = 0 to 125°C for L78L33AC, T = -40 to 125°C for L78L33AB, unless otherwise specified)
J
J
Symbol
Parameter
Output Voltage
Test Conditions
Min.
3.168
3.135
3.135
Typ.
Max.
3.432
3.465
3.465
150
100
60
Unit
V
V
V
T = 25°C
3.3
O
O
J
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
I
I
= 1 to 40 mA
V = 5.3 to 20 V
V
O
O
I
= 1 to 70 mA
V = 8.3 V
I
∆V
∆V
V = 5.3 to 20 V
T = 25°C
mV
mV
O
O
I
J
V = 6.3 to 20 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
30
J
I
T = 25°C
6
mA
mA
mA
d
J
T = 125°C
5.5
J
∆I
Quiescent Current Change
Output Noise Voltage
I
= 1 to 40 mA
0.1
d
O
V = 6.3 to 20 V
1.5
I
eN
B =10Hz to 100KHz
T = 25°C
40
49
µV
J
SVR Supply Voltage Rejection
V = 6.3 to 16.3 V f = 120Hz
41
dB
I
I
= 40 mA
T = 25°C
J
O
V
Dropout Voltage
1.7
V
d
9/24
STMICROELECTRONICS [ ST ]
