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AAT3110 Datasheet, PDF (8/20 Pages) Advanced Analogic Technologies – MicroPower™ Regulated Charge Pump
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AAT3110
MicroPower™ Regulated Charge Pump
Typical Characteristics — AAT3110-4.5V
Unless otherwise noted, VIN = 3V, CIN = COUT = 10µF, CFLY = 1µF, TA = 25°C.
Output Voltage vs. Output Current
4.54
3.6V
4.53
4.52
2.7V
4.51
3.0V
3.3V
4.5
4.49
0.1
1
10
100
1000
Output Current (mA)
Supply Current vs. Supply Voltage
18
17
16
15
14
13
12
11
10
2.5
No Load, Switching
No Load, No Switching
3
3.5
4
4.5
Supply Voltage (V)
Supply Current vs. VSHDN
30
IOUT = 0µA
25
20
VIN = 5.5V
15
10
VIN = 2.8V VIN = 3.3V
5
0
0
1
2
3
4
5
VSHDN Control Voltage (V)
Efficiency vs. Load Current
85
80
75
70
65
60
0.1
VIN = 2.7V
VIN = 3.0V
VIN = 3.3V
1
10
100
1000
Load Current (mA)
8
Efficiency vs. Supply Voltage
85
80
75
100mA
70
65
50mA
60
5mA
55
50
2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5
Supply Voltage (V)
Oscillator Frequency vs. Supply Voltage
1200
1100
1000 - 40°C
900
800
700 25°C
600
500
85°C
400
2.7
3.0
3.5
4.0
4.5
5.0
Supply Voltage (V)
3110.2005.11.1.4
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