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AAT3111 Datasheet, PDF (7/16 Pages) Advanced Analogic Technologies – MicroPower™ Regulated Charge Pump
AAT3111
MicroPower™ Regulated Charge Pump
Typical Characteristics — AAT3111-3.6
Unless otherwise noted, VIN = 3V, CIN = COUT = 10µF, CFLY = 1µF, TA = 25°C.
Output Voltage vs. Output Current
Supply Current vs. Supply Voltage
3.75
3.70
3.65
3.60
3.55
3.50
3.45
0.01
VIN = 2.9V
VIN = 2.0V
VIN = 2.3V
0.1
1
10
100
1000
Output Current (mA)
60
50
40
30
20
10
0
1.6
No Load, Switching
No Load, Not Switching
2.1
2.6
3.1
3.6
Supply Voltage (V)
Efficiency vs. Supply Voltage
100
95
50mA
90
100mA
85
80
75
10mA
70
65
60
55
50
1.8
2.0
2.2
2.4
2.6
2.8
3.0
3.2
Supply Voltage (V)
Efficiency vs. Load Current
100
90
80
VIN = 2.0V
70
60
50
40
30
20
10
0
0.01
0.1
VIN = 2.3V
1
Load Current (mA)
VIN = 2.6V
10
100
Startup
SHDN
(2V/div)
VOUT
(1V/div)
ILOAD = 100mA
VIN = 2.1V
ILOAD = 50mA
VIN = 2.1V
Time (100μs/div)
3111.2006.06.1.3
VSHDN Threshold vs. Supply Voltage
0.9
0.8
VIH
0.7
0.6
VIL
0.5
0.4
1.5
1.7
1.9
2.1 2.3
2.5
2.7 2.9
3.1
Supply Voltage (V)
7