L78xx - L78xxC
Electrical characteristics
Table 20.
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 of L7815C
(refer to the test circuits, T
J
= 0 to 150°C, V
I
= 23 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
= 17.5 to 30 V
V
I
= 17.5 to 30 V, T
J
= 25°C
V
I
= 20 to 26 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 1A
V
I
= 17.5 to 30 V
I
O
= 5 mA
B =10 Hz to 100 KHz, T
J
= 25°C
V
I
= 18.5 to 28.5 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
54
2
19
0.23
2.2
-1
90
Test conditions
Min.
14.5
14.25
Typ.
15
15
Max.
15.6
15.75
300
mV
150
300
mV
150
8
0.5
mA
1
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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