ACT8332
Rev0, 14-Mar-08
LOW-DROPOUT LINEAR REGULATORS
TYPICAL PERFORMANCE CHARACTERISTICS
(ACT8332NDAQB, VINL = 5V, TA = 25°C, unless otherwise specified.)
Load Regulation
Dropout Voltage vs. Output Current
0.5
225
0.4
0.3
0.2
200
175
150
125
100
75
REG2, REG3
0.1
0.0
-0.1
-0.2
50
-0.3
-0.4
-0.5
3.1V
3.3V
3.6V
25
0
25 50 75 100 125 150 175 200 225 250 300 360
0
0
50
100
150
200
250
300
360
Output Current (mA)
Load Current (mA)
Output Voltage Deviation vs. Temperature
LDO Output Voltage Noise
0.5
0.4
0.3
0.2
0.1
ILOAD = 0mA
CH1
0.0
-0.1
-0.2
-0.3
-0.4
-0.5
-15
CH1: VOUTx, 200µV/div (AC COUPLED)
TIME: 200ms/div
-40
10
35
60
85
Temperature (°C)
Region of Stable COUT ESR vs. Output Current
1
0.1
Stable ESR
0.01
0
50
100
150
200
250
300
360
Output Current (mA)
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