CS8371
3
2
1
VIN = 14 V
COUT = 0 µF
TA = 25°C
0
−1
−2
−3
+500
0
−500
VIN = 14 V
COUT = 0 µF
TA = 25°C
1000
5
0
5
10
15
20
25
30
Time (µs)
Figure 18. Regulator 1 Load Transient
Response
TA = 25°C
VIN = 14 V
100
COUT = 0 µF
80
60
40
20
1
10
100
1k
10k 100k 1M
Frequency (Hz)
Figure 20. Regulator 1 Ripple Rejection
250
5
0
5
10
15
20
25
30
Time (µs)
Figure 19. Regulator 2 Load Transient
Response
TA = 25°C
VIN = 14 V
100 COUT = 0 µF
80
60
40
20
1
10
100
1k
10k
100k 1M
Frequency (Hz)
Figure 21. Regulator 2 Ripple Rejection
5
TA = 25°C
VIN = 14 V
RESR ≤ 1.6 Ω
IOUT = 5.0 mA to 1.0 A
1
Unstable
Region
0
.01
0.1
1
10
100 1000
Output Capacitor Size (µF)
Figure 22. Regulator 1 Stability
http://onsemi.com
146