KA378R12C_05 Datasheet, PDF (4/8 Pages) Fairchild Semiconductor – Low Dropout Voltage Regulator Overcurrent Protection, Thermal Shutdown

KA378R12C
Typical Performance Characteristics (Continued)
20
15
10
5
0
-25 0 25 50 75 100 125
Temperature Ta(^oC)
Figure 7. Power Dissipation vs. Temperature(Ta)
100
80
60
40
20
0
0 1.0 2.0 3.0 4.0 5.0 6.0 7.0
Output Current(A)
Figure 8. Overcurrent Protection Characteristics
(Typical value)
70
60
50
40
30
20 _{Tj = 25} o_C
VIN = 14V
10 _{IO= 1.5A}
∆VIN = 0.5Vrms
0
0.1
1
10
100
Input Ripple Frequency (KHz)
Figure 9. Ripple Rejection vs. Input Ripple Frequency
45
30
15
0
-15
-30
14
13
05
15
25
35
45
Time (µs)
Figure 10. Line Transient Response
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-0.5
-1.0
-1.5
-2.0
-2.5
3.0
0
0
10
20
30
40
Time (µs)
Figure 11. Load Transient Response
4