AAT3237 Datasheet, PDF (5/13 Pages) Advanced Analogic Technologies – 300mA MicroPower™ LDO with PowerOK

AAT3237
300mA MicroPower™ LDO with PowerOK
Typical Characteristics
Unless otherwise noted, V_IN = 5V, T_A = 25°C.
Dropout Voltage vs. Temperature
540
480 I_L = 300mA
420
360
300
240 ^IL ^{= 150mA}
180
120
I_L = 100mA
60
0
-40 -30 -20 -10 0
I_L = 50mA
10 20 30 40 50 60 70 80 90 100 110 120
Temperature (°C)
Dropout Characteristics
3.20
3.00 _{IOUT = 0mA}
2.80
2.60
I_OUT = 300mA
I_OUT = 150mA
2.40
I_OUT = 100mA
2.20
I_OUT = 10mA ^{IOUT = 50mA}
2.00
2.70
2.80
2.90
3.00
3.10
3.20
3.30
Input Voltage (V)
Dropout Voltage vs. Output Current
500
450
400
350
300
250
200
150
100
50
0
0
85°C
25°C
-40°C
50
100
150
200
250
300
Output Current (mA)
Ground Current vs. Input Voltage
90.00
80.00
70.00
60.00
50.00
40.00
30.00
20.00
10.00
I_OUT = 300mA
I_OUT = 0mA
I_OUT = 150mA
I_OUT = 50mA
I_OUT = 10mA
0.00
2
2.5
3
3.5
4
4.5
5
Input Voltage (V)
Quiescent Current vs. Temperature
100
90
80
70
60
50
40
30
20
10
0
-40 -30 -20 -10 0
10 20 30 40 50 60 70 80 90 100 110 120
Temperature (°C)
3237.2006.01.1.4
Output Voltage vs. Temperature
1.203
1.202
1.201
1.200
1.199
1.198
1.197
1.196
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100
Temperature (°C)
5