AAT3110
MicroPower™ Regulated Charge Pump
Typical Characteristics — AAT3110-4.5V
Unless otherwise noted, V
IN
= 3V, C
IN
= C
OUT
= 10µF, C
FLY
= 1µF, T
A
= 25°C.
Load Transient Response
(V
IN
= 2.7V)
Load Transient Response
(V
IN
= 3.0V)
I
OUT
(100mA/div)
I
OUT
(100mA/div)
V
OUT
(20mV/div)
V
OUT
(20mV/div)
Time (50µs/div)
Time (50µs/div)
Output Ripple
(I
OUT
= 50mA @ V
IN
= 2.7V)
Output Ripple
(I
OUT
= 100mA @ V
IN
= 3.0V)
V
OUT
AC Coupled
(5mV/div)
V
OUT
AC Coupled
(5mV/div)
Time (5µs/div)
Time (5µs/div)
Output Voltage vs. Input Voltage
for Pulsed High Current
Maximum Current Pulse (mA)
4.6
4.5
4.4
4.3
4.2
4.1
4
3
3.2
3.4
3.6
3.8
4
4.2
Maximum Current Pulse vs. Input Voltage
600
500
400
300
200
100
0
3
3.2
3.4
3.6
3.8
4
4.2
Output Voltage (V)
One-shot pulse duration = 50ms
I
OUT
= 250mA
One-shot pulse duration = 50ms
V
OUT
> 4.0V
Input Voltage (V)
Input Voltage (V)
3110.2005.11.1.4
9
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
