L7808AC STMicroelectronics, L7808AC Datasheet - Page 19

• Manufacturer Part Number: L7808AC
• Description: Precision 1 A regulators
• Manufacturer: STMicroelectronics

L78xx, L78xxC, L78xxAB, L78xxAC
Table 14.
1. Load and line regulation are specified at constant junction temperature. Changes in V
Symbol
ΔV
ΔV
ΔV
SVR
taken into account separately. Pulse testing with low duty cycle is used.
I
ΔI
R
V
V
V
eN
V
I
O
scp
I
sc
O
O
d
O
O
O
O
d
/ΔT
d
(1)
(1)
Output voltage
Output voltage
Output voltage
Line regulation
Load regulation
Quiescent current
Quiescent current change
Output voltage drift
Output noise voltage
Supply voltage rejection
Dropout voltage
Output resistance
Short circuit current
Short circuit peak current
Refer to the test circuits, T
unless otherwise specified.
Electrical characteristics of L7808C
Parameter
T
I
I
V
V
I
I
T
I
V
I
B = 10 Hz to 100 kHz, T
V
I
f = 1 kHz
V
T
O
O
O
O
O
O
O
J
J
J
I
I
I
I
I
= 5 mA to 1 A, V
= 1 A, V
= 10.5 to 25 V, T
= 11 to 17 V, T
= 5 mA to 1.5 A, T
= 250 to 750 mA, T
= 5 mA to 1 A
= 10.5 to 25 V
= 5 mA
= 11.5 to 21.5 V, f = 120 Hz
= 1 A, T
= 35 V, T
J
= 25°C
= 25°C
= 25°C
= 0 to 125 °C, V
Doc ID 2143 Rev 26
J
I
Test conditions
J
= 21 to 25 V, T
= 25°C
= 25°C
J
= 25°C
I
J
= 10.5 to 21 V
= 25°C
J
J
I
= 25°C
= 14 V, I
= 25°C
J
= 25°C
J
= 25°C
O
= 500 mA, C
O
due to heating effects must be
Min.
7.7
7.6
7.6
56
Electrical characteristics
I
= 0.33 µF, C
Typ.
0.45
-0.8
2.2
52
16
8
8
8
2
Max.
160
160
8.3
8.4
8.4
0.5
80
80
8
1
O
= 0.1 µF
mV/°C
µV/V
Unit
mΩ
mV
mV
mA
mA
dB
19/57
V
V
V
V
A
A
O