PRODUCT DATASHEET
AAT3221/2
PowerLinear
TM
Typical Characteristics
Unless otherwise noted, V
IN
= V
OUT
+ 1V, T
A
= 25°C, C
OUT
= 5.6μF Ceramic, I
OUT
= 100mA.
150mA NanoPower™ LDO Linear Regulator
Noise Spectrum
30
3.8
3.6
Line Response with 1mA Load
6
5
Noise (dB
μV/rt
Hz )
20
10
0
-10
-20
-30
1.E+01
Output Voltage (V)
Input
Input Voltage (V)
3.4
3.2
3
2.8
2.6
-200
4
3
2
1
0
800
Output
1.E+02
1.E+03
1.E+04
1.E+05
1.E+06
0
200
400
600
Frequency (Hz)
Time (µs)
Line Response with 10mA Load
3.8
3.6
3.4
3.2
3
2.8
2.6
-200
6
3.8
Line Response with 100mA Load
6
5
Output Voltage (V)
Input
Output Voltage (V)
5
4
3
2
1
0
800
3.6
3.4
3.2
3
2.8
2.6
-200
Input Voltage (V)
Input Voltage (V)
Input
4
3
2
Output
Output
1
0
800
0
200
400
600
0
200
400
600
Time (µs)
Time (µs)
Load Transient - 1mA / 40mA
4
320
4
Load Transient - 1mA / 80mA
320
Output Current (mA)
Output Voltage (V)
Output Voltage (V)
Output Current (mA)
240
240
3
Output
160
Output
3
160
80
80
2
-1
0
1
2
3
0
2
-1
0
1
2
3
0
Time (ms)
Time (ms)
6
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3221.2007.11.1.12
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