High Current, High Efficiency
Charge Pump with Auto-Timer
Typical Characteristics
V
IN
= 3.6V, C
IN
= 4.7µF, C
OUT
= 2.2µF, C
1
= C
2
= 1µF, T
A
= 25°C, unless otherwise noted.
EN/SET High Threshold Voltage
vs. Supply Voltage and Temperature
1.0
0.9
0.8
0.7
0.6
0.5
0.4
2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
1.0
AAT3171
EN/SET Low Threshold Voltage
vs. Supply Voltage and Temperature
0.9
0.8
0.7
0.6
0.5
0.4
2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5
-40°C
V
EN(L)
(V)
-40°C
V
EN(H)
(V)
25°C
85°C
25°C
85°C
Supply Voltage (V)
Supply Voltage (V)
3171.2007.03.1.1
7