AME
Low Dropout
300mA CMOS Regulator
AME8818
VOUT vs. Temperature
Quiesent Current vs Temprature
3.05
3.04
3.03
3.02
3.01
3.00
2.99
2.98
2.97
100
80
VOUT = 3.0V
VOUT = 3.0V
60
40
IOUT=1mA
IOUT=300mA
IOUT=1mA
IOUT=300mA
20
0
-50
-25
0
+25
+50
+75
+100
+125
-50
-25
0
+25
+50
+75
+100
+125
Temperature (oC)
Temperature (oC)
EN Pin Shutdown Threshold Voltage vs
Temperature
Current Limit vs Input Voltage
1.50
1.25
1.00
0.75
0.50
0.25
750
VOUT = 1.2V
VOUT = 3.0V
700
650
600
550
500
450
400
350
-50
-25
0
+25
+50
+75
+100
+125
4.0
4.5
5.0
5.5
Temperature (oC)
Input Voltage (V)
AME8818AEEV
Dropout Voltage vs Load Current
Power Supply Rejection Ratio
400
350
300
250
200
150
100
50
100
IOUT=10mA
90
80
70
VOUT = 1.2V
CBYP = 0.1mF
VOUT = 3.0V
IOUT = 300mA
IOUT=1mA
TA=125OC
60
50
40
IOUT=100mA
30
20
10
TA=25OC
TA=-40OC
0
0
0
50
100
150
200
250
300
1M
1K
10 K
100K
Frequency(Hz)
Load Current (mA)
Rev.A.01
9
AMETHERM [ AMETHERM CIRCUIT PROTECTION THERMISTORS ]
