AAT3110
MicroPower™ Regulated Charge Pump
Typical Characteristics — AAT3110-5V
Unless otherwise noted, V
IN
= 3V, C
IN
= C
OUT
= 10µF, C
FLY
= 1µF, T
A
= 25°C.
Output Voltage vs. Output Current
5.15
22
Supply Current vs. Supply Voltage
Output Voltage (V)
V
IN
= 3.6V
Supply Current (µA)
5.1
5.05
5
4.95
4.9
4.85
4.8
0
50
20
18
16
14
12
10
8
2.5
I
OUT
= 0µA
C
FLY
= 1µF
V
SHDN
= V
IN
V
IN
= 3.0V
V
IN
= 2.7V
V
IN
= 3.3V
100
150
3
3.5
4
4.5
5
5.5
Output Current (mA)
Supply Voltage (V)
Supply Current vs. V
SHDN
30
95
Efficiency vs. Supply Voltage
25mA
I
OUT
= 0µA
Supply Current (µA)
25
90
Efficiency (%)
85
80
75
70
65
60
55
50
45
2.70
3.00
3.50
4.00
4.50
5.00
20
V
IN
= 5.5V
15
10
5
0
0
1
2
3
4
5
50mA
100mA
V
IN
= 2.8V
V
IN
= 3.3V
Supply Voltage (V)
V
SHDN
Control Voltage (V)
Efficiency vs. Load Current
100
90
80
Oscillator Frequency vs. Supply Voltage
Oscillator Frequency (kHz)
1200
1100
1000
900
800
700
600
500
400
2.7
V
IN
= 2.7V
Efficiency (%)
- 40°C
70
60
50
40
30
20
10
0
0.01
0.1
1
10
100
1000
V
IN
= 3.6V
V
IN
= 3.3V
V
IN
= 3.0V
25°C
85°C
3.0
3.5
4.0
4.5
5.0
Load Current (mA)
Supply Voltage (V)
3110.2005.11.1.4
5
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
