L78xx - L78xxC
Electrical characteristics
5
Table 4.
Symbol
V
O
V
O
ΔV
O(1)
ΔV
O(1)
I
d
ΔI
d
ΔV
O
/ΔT
eN
SVR
V
d
R
O
I
sc
I
scp
Electrical characteristics
Electrical characteristics of L7805
(refer to the test circuits, T
J
= -55 to 150 °C, V
I
= 10 V,
I
O
= 500 mA, C
I
= 0.33 µF, C
O
= 0.1 µF unless otherwise specified)
Parameter
Output voltage
Output voltage
T
J
= 25°C
I
O
= 5 mA to 1 A, P
O
≤
15 W
V
I
= 8 to 20 V
V
I
= 7 to 25 V, T
J
= 25°C
V
I
= 8 to 12 V, T
J
= 25°C
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
I
O
= 5 mA to 1.5 A, T
J
= 25°C
I
O
= 250 to 750 mA, T
J
= 25°C
T
J
= 25°C
I
O
= 5 mA to 1 A
V
I
= 8 to 25 V
I
O
= 5 mA
B =10 Hz to 100 kHz, T
J
= 25°C
V
I
= 8 to 18 V, f = 120 Hz
I
O
= 1 A, T
J
= 25°C
f = 1 kHz
V
I
= 35 V, T
J
= 25°C
T
J
= 25°C
1.3
68
2
17
0.75
2.2
1.2
3.3
2.5
0.6
40
Test conditions
Min.
4.8
4.65
Typ.
5
5
3
1
Max.
5.2
5.35
50
mV
25
100
mV
25
6
0.5
mA
0.8
mV/°C
µV/V
O
dB
V
mΩ
A
A
mA
Unit
V
V
Line regulation
1. 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.
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