Datasheet

Figure 33. Output impedance vs frequency
Vi = 10 V
Vo = 5 V
Tamb = 25 °C
C
L
= 0 µF
L7805
Io = 20 mA
Io = 500 mA
Zo
(Ω)
10
1
10
-1
10
-2
10
10
2
10
3
10
4
10
5
f (Hz)
GAMG200920161320MT
Figure 34. Quiescent current vs junction temp.
I
d
(mA)
-75
4.4
4.2
4.0
3.8
3.6
-50
-25 0
25
50
75 100
125
T
j
(°C)
Vi = 10 V
Vo = 5 V
Io = 500 mA
L7805
GAMG200920161321MT
Figure 35. Load transient response
∆Vo
(V)
0
1
10
20
30
40
T (µs)
Vi = 10 V
Vo = 5 V
L7805
GAMG200920161326MT
0
-1
LOAD CURRENT
AUTPUT VOLTAGE
DEVIATION
50
Figure 36. Line transient response
∆Vo
(mV)
0
2
4
6
8
T (µs)
I
O
= 500 mA
Vo = 5 V
L7805
GAMG200920161328MT
0
-20
OUTPUT VOLTAGE
DEVIATION
10
-10
10
20
Vi
(V)
15
10
5
0
INPUT VOLTAGE
Figure 37. Quiescent current vs. input voltage
Id(mA)
5
10
15
20
25
V
i
(V)
V
O
= 5 V
Io = 20 mA
L7805
GAMG200920161329MT
3.0
30
4.0
5.0
Tj = 25 °C
L78
Typical performance
DS0422 - Rev 36
page 31/55