AAT3110 Datasheet, PDF (8/18 Pages) Advanced Analogic Technologies – MicroPower™ Regulated Charge Pump

AAT3110
MicroPower™ Regulated Charge Pump
Typical Characteristics—AAT3110-3.3
(Unless otherwise noted, V_IN = 2.3V, C_IN=C_OUT=10µF, C_FLY=1µF, T_A = 25ºC)
Output Voltage vs. Output Current
AAT3110-3.3
3.4
3.35
V_IN=3V
3.3
VIN=2.7V
3.25
3.2
VIN=2.3V
3.15
3.1
0
50
100
150
200
Output Current (mA)
Supply Current vs. Supply Voltage
AAT3110-3.3
24 _{IOUT=0 A}
22 CFLY=1µF
20 ^VSHDN=VIN
18
16
14
12
10
2.3
2.5
2.7
2.9
3.1
3.3
Supply Voltage (V)
Supply Current vs VSHDN
AAT3110-3.3
30
IOUT=0µA
25
20
VIN=3.3V
15
10
VIN=2.8V
5
0
0
1
2
3 3.3
VSHDN Control Voltage (V)
Efficiency vs. Supply Voltage
AAT3110-3.3
80
70
60
50
40
30
20
IOUT=100mA
10
0
2
2.5
3
3.5
Supply Voltage (V)
Efficiency vs. Output Current
AAT3110-3.3
100.0%
90.0%
80.0%
70.0% _VIN=2.25V
60.0%
50.0%
40.0%
30.0%
20.0%
10.0%
0.0%
0.01
0.1
1
10
100
I-Load (mA)
Oscillator Frequency vs. Supply Voltage
AAT3110-3.3
1200
1100
1000 - 40°C
900
800 _25°C
700
600 85°C
500
400
2.3
2.5
2.7
2.9
3.1
3.3
Supply Voltage (V)
8
3110.2001.9.0.92