L7800AB/AC
ELECTRICAL CHARACTERISTICS FOR L7809A
(V
i
= 15V, I
o
= 1 A, T
j
= 0 to 125
o
C (L7809AC),
T
j
= -40 to 125
o
C (L7809AB) unless otherwise specified)
Symbol
V
o
V
o
∆
V
o
*
Parameter
Output Voltage
Output Voltage
Line Regulation
T
j
= 25
o
C
I
o
= 5 mA to 1 A
V
i
= 10.6 to 23 V
V
i
= 10.6 to 25 V
V
i
= 11 to 17 V
V
i
= 11 to 17 V
V
i
= 10.4 to 23 V
P
o
≤
15 W
I
o
= 500 mA
T
j
= 25
o
C
T
j
= 25
o
C
Test Conditions
Min.
8.82
8.65
Typ.
9
9
12
15
5
12
25
30
10
4.3
Max.
9.18
9.35
90
90
45
90
100
100
50
6
6
0.8
0.8
0.5
61
2
T
j
= 25
o
C
10
18
T
amb
= 25
o
C
0.2
2.2
-0.8
Unit
V
V
mV
mV
mV
mV
mV
mV
mV
mA
mA
mA
mA
dB
V
µ
V/V
o
m
Ω
A
A
mV/
o
C
∆V
o
*
Load Regulation
I
o
= 5 mA to 1 A
I
o
= 5 mA to 1.5 A T
j
= 25
o
C
I
o
= 250 to 750 mA
T
j
= 25
o
C
V
i
= 11 to 25 V
I
o
= 500 mA
T
j
= 25
o
C
V
i
= 10.6 to 23 V
I
o
= 5 mA to 1 A
V
i
= 11.5 to 21.5 V
I
o
= 500 mA
I
o
= 1 A
f = 120 Hz
I
d
∆
I
d
Quiescent Current
Quiescent Current Change
SVR
V
d
e
N
R
o
I
s c
I
scp
∆
V
o
Supply Voltage Rejection
Dropout Voltage
Output Noise Voltage
Output Resistance
Short Circuit Current
Short Circuit Peack Current
Output Voltage Drift
T
j
= 25
o
C
B = 10Hz to 100KHz
f = 1KHz
V
i
= 35 V
T
j
= 25
o
C
∆
T
* Load and line regulation are specified at constant junction temperature. Changes in V
o
due to heating effects must be taken into account
separately. Pulse testing with low duty cycle is used.
8/17
STMICROELECTRONICS [ STMICROELECTRONICS ]
