L78M00 SERIES
ELECTRICAL CHARACTERISTICS OF L78M20C
(refer to the test circuits, T
J
= 25°C, V
I
= 29V,
I
O
= 350 mA, C
I
= 0.33 µF, C
O
= 0.1 µF unless otherwise specified).
Symbol
V
O
V
O
∆V
O
∆V
O
I
d
∆I
d
Parameter
Output Voltage
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
I
O
= 5 to 350 mA
I
O
= 200 mA
∆V
O
/∆T Output Voltage Drift
SVR
eN
V
d
I
sc
Supply Voltage Rejection
Output Noise Voltage
Dropout Voltage
Short Circuit Current
I
O
= 5 mA
V
I
= 24 to 34 V
I
O
= 300mA
B =10Hz to 100KHz
V
I
= 35 V
V
I
= 23 to 35 V
T
J
= 0 to 125°C
f = 120Hz
53
110
2
240
-1.1
I
O
= 5 to 350 mA
V
I
= 23 to 35 V
V
I
= 24 to 35 V
I
O
= 5 to 500 mA
I
O
= 5 to 200 mA
V
I
= 23 to 35 V
I
O
= 200 mA
I
O
= 200 mA
T
J
= 25°C
T
J
= 25°C
Test Conditions
Min.
19.2
19
Typ.
20
20
Max.
20.8
21
100
50
400
200
6
0.5
0.8
mV/°C
dB
µV
V
mA
mA
mA
mV
Unit
V
V
mV
ELECTRICAL CHARACTERISTICS OF L78M24C
(refer to the test circuits, T
J
= 25°C, V
I
= 33V,
I
O
= 350 mA, C
I
= 0.33 µF, C
O
= 0.1 µF unless otherwise specified),
Symbol
V
O
V
O
∆V
O
∆V
O
I
d
∆I
d
Parameter
Output Voltage
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
I
O
= 5 to 350 mA
I
O
= 200 mA
∆V
O
/∆T Output Voltage Drift
SVR
eN
V
d
I
sc
Supply Voltage Rejection
Output Noise Voltage
Dropout Voltage
Short Circuit Current
I
O
= 5 mA
V
I
= 28 to 38 V
I
O
= 300mA
B =10Hz to 100KHz
V
I
= 35 V
V
I
= 27 to 38 V
T
J
= 0 to 125°C
f = 120Hz
50
170
2
240
-1.2
I
O
= 5 to 350 mA
V
I
= 27 to 38 V
V
I
= 28 to 38 V
I
O
= 5 to 500 mA
I
O
= 5 to 200 mA
V
I
= 27 to 38 V
I
O
= 200 mA
I
O
= 200 mA
T
J
= 25°C
T
J
= 25°C
Test Conditions
Min.
23
22.8
Typ.
24
24
Max.
25
25.2
100
50
480
240
6
0.5
0.8
mV/°C
dB
µV
V
mA
mA
mA
mV
Unit
V
V
mV
9/21
STMICROELECTRONICS [ STMICROELECTRONICS ]
