MP2009-ULTRA LOW NOISE, LOW DROPOUT,120mA LINEAR REGULATOR
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
VIN=3.8V, VOUT=3.3V, CIN=1µF, COUT=1µF, EN=3.8V, Typical Value at TA = 25°C unless otherwise
specified.
V
vs. V
Load Regulation
Output Voltage Accuracy
vs. Temperature
IN
OUT
V
=3.8V
IN
0.25
0.20
0.15
0.10
0.05
0.00
-0.05
-0.10
-0.15
-0.20
-0.25
3.5
3
0.2
0.2
0.1
2.5
2
Io=0mA
0.1
1.5
1
0.0
Io=120mA
-0.1
-0.1
0.5
0
0
1
2
3
4
5
6
0
20 40 60 80 100 120
-20
0
20
40
60
85
INPUT VOLTAGE (V)
OUTPUT CURRENT (mA)
Quiescent Current
Dropout Voltage
Quiescent Current
vs. I
vs. I
vs. V
O
O
IN
160
140
120
100
80
500
450
400
350
300
250
200
150
100
50
500
450
400
350
300
250
200
150
100
50
Io=120mA
60
40
Io=0mA
20
0
0
0
0
0
1
2
3
4
5
6
20 40 60 80 100 120
LOAD CURRENT (mA)
0
20 40 60 80 100 120
LOAD CURRENT(mA)
INPUT VOLTAGE(V)
Region of Stable Cout ESR
vs. Load Current
PSRR vs. Frequency
Quiescent Current
vs. T
I
=10mA
OUT
A
80
70
60
50
40
30
100
90
80
70
60
50
40
30
20
10
0
1000
100
10
1
STABLE REGION
0.1
0.01
2
3
4
5
6
0
20 40 60 80 100 120
LOAD CURRENT(mA)
-20
0
20
40
60
85
10
10
10
10
10
10
FREQUENCY(Hz)
MP2009 Rev. 1.2
12/18/2013
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