KA79XX/KA79XXA
Typical Performance Characteristics
5. 1
15
Vin=10V
13
11
9
Io=1.5A
Lo
ad
Re
gul
ati
on
[m
V]
Io=40mA
Ou5. 05
tp
ut
5
7
Vo
lta
ge
[-
4. 95
4. 9
5
3
Vin=25V
1
- 1
- 3
- 5
Io=100mA
Io=0.75A
V]
4. 85
4. 8
- 40
- 25
0
25
50
75
100
125
5
- 40
- 25
0
25
50
75
100
125
TA, Ambient Temperature [ oC]
TA, Ambient Temperature [oC]
Figure 1. Output Voltage
Figure 2. Load Regulation
4
5
4. 5
4
3. 5
3
2. 5
2
3. 5
3
2. 5
2
1. 5
1
0. 5
0
1. 5
1
Io=1A
0. 5
0
- 40
- 25
0
25
50
75
100
125
- 40 - 25
0
25
50
75
100 125
TA, Ambient Temperature [oC]
TA, Ambient Temperature [oC]
Figure 3. Quiescent Current
Figure 4. Dropout Voltage
0. 6
0. 55
0. 5
0. 45
0. 4
0. 35
0. 3
0. 25
0. 2
0. 15
0. 1
0. 05
Sh
ort
Cir
cui
t
Cu
rre
nt
[A]
0
- 0. 05
- 0. 1
- 40
- 25
0
25
50
75
100
125
o
A
T , Ambient Temperature [ C]
Figure 5. Short Circuit Current
14
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
