Data Sheet
500mA LOW NOISE LDO REGULATOR
AP2213
Typical Performance Characteristics (Continued)
1.8
13
AP2213-2.5, VIN=3.5V
1.7
12
AP2213-2.5
CIN=1 F, COUT=2.2
OUT=100 A, VIN=3.5V
CIN=1µF, COUT=2.2µF, IOUT=100µA
1.6
µ
µF
11
VEN=1.8V
VEN=2V
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
I
µ
10
9
VEN=3V
VEN=3.7V
8
7
VEN=logic high
VEN=logic low
6
5
4
3
2
-60
-60
-40
-20
0
20
40
60
80
100
120
140
-40
-20
0
20
40
60
80
100
120
140
Junction Temperature (oC)
Junction Temperature (oC)
Figure 9. Enable Voltage vs. Junction Temperature
Figure 8. Enable Current vs. Junction Temperature
100
200
AP2213-2.5
IOUT=10mA
IOUT=10mA, CIN=1
µF, COUT=2.2µF
10
1
CIN=1µF, COUT=2.2µF
VIN=3.5V, CBYP=100pF
Noise Measurement Filter: DIN Noise
150
100
50
0.1
0.01
0.001
0.0001
0
10
10
100
1k
10k
100k
1M
10M
100
1000
10000
Bypass Capacitor (pF)
Frequency (Hz)
Figure 10. Noise vs. Bypass Capacitor
Figure 11. Output Noise vs. Frequency
Nov. 2009 Rev. 1. 5
BCD Semiconductor Manufacturing Limited
13
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
