1A LOW DROPOUT LINEAR REGULATOR
Typical Performance Characteristics (Continued)
Preliminary Datasheet
AP2218
6.0
5.5
5.0
4.5
AP2218-5.0V
4.0
3.5
3.0
2.5
2.0
1.5
I =10mA
OUT
1.0
I =1A
OUT
0.5
0.0
0 1 2 3 4 5 6 7 8 9 10 11 12 13
Input Voltage (V)
Figure 12. Dropout Characteristics
5.5
5.0
4.5
AP2218-5.0V
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
Enable Voltage (V)
Figure 13. Output Voltage vs. Enable Voltage
70
V =6V
60
IN
I =10mA
OUT
C =10µF
50
IN
C =10µF
OUT
40
30
20
10
0
10
100
1k
10k
100k
1M
Frequence (Hz)
Figure 14. Power Supply Rejection Ratio
VIN=VOUT+1V
CIN=10µF, COUT=10µF
Figure 15. Load Transient
Aug. 2005 Rev. 1. 0
BCD Semiconductor Manufacturing Limited
9