AP7311
150mA, Low Quiescent Current, Fast Transient
Low Dropout Linear Regulator
Typical Performance Characteristics (Continued)
Short Circuit vs Input Voltage
55
Vout=1.8V
50
-45℃
45
40
25℃
90℃
35
2.8 3.2 3.6
4
4.4 4.8 5.2 5.6
6
Input Voltage (V)
80
75
70
65
60
55
50
45
40
35
0.1
PSRR
Vout=0.8V
Vin=5V
Cin=Cout=1uF
Ta=25℃
1
10
100
Frequency (kHz)
Current Limit vs Input Voltage
360
350
Vout=0.8V
Ta=25℃
340
330
320
310
300
290
280
2 2.4 2.8 3.2 3.6 4 4.4 4.8 5.2 5.6 6
Input Voltage (V)
80
75
70
65
60
55
50
45
40
35
0.1
PSRR
Vout=1.8V
Vin=2.8V
Cin=Cout=1uF
Ta=25℃
1
10
100
Frequency (kHz)
AP7311 Rev. 2
7 of 13
www.diodes.com
NOVEMBER 2009
© Diodes Incorporated