AAT3111 查看數據表（PDF） - Analog Technology Inc
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AAT3111 Datasheet PDF : 16 Pages
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AAT3111
MicroPower™ Regulated Charge Pump
Typical Characteristics — AAT3111-3.3
Unless otherwise noted, VIN = 3V, CIN = COUT = 10µF, CFLY = 1µF, TA = 25°C.
Output Voltage vs. Output Current
Supply Current vs. Supply Voltage
3.40
3.35
3.30
3.25
3.20
0.01
VIN = 2.3V VIN = 2.6V
VIN = 2.0V
VIN = 1.7V
0.1
1
10
100
1000
Output Current (mA)
60
50
40
No Load, Switching
30
20
10
No Load, Not Switching
0
1.5
2.0
2.5
3.0
3.5
Supply Voltage (V)
Efficiency vs. Supply Voltage
95
90
5mA
85
50mA
80
75
70
100mA
65
60
55
50
1.8
2.0
2.2
2.4
2.6
2.8
3.0
Supply Voltage (V)
Efficiency vs. Load Current
100
90
80 VIN = 1.8V
70
60
50
40
30
20
10
0
0.01
0.1
VIN = 2.0V
VIN = 2.6V
1
10
100
Load Current (mA)
Startup
SHDN
(2V/div)
VOUT
(1V/div)
ILOAD = 100mA
VIN = 2.3V
ILOAD = 50mA
VIN = 2.0V
ILOAD = 25mA
VIN = 2.0V
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)
5
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