AAT3119 Datasheet, PDF (8/18 Pages) Advanced Analogic Technologies – High Efficiency 2X Charge Pump

AAT3119
High Efficiency 2X Charge Pump
Typical Characteristics ^_ AAT3119-4.5V
Load Response
(50mA Load)
VOUT
(10mV/div)
V_IN = 3.5V
Load Response
(100mA Load)
V_IN = 3.5V
VOUT
(10mV/div)
IOUT
(20mA/div)
Time (5ms/div)
IOUT
(50mA/div)
Time (5ms/div)
VIN
(10mV/div)
VOUT
(10mV/div)
IIN
(10mA/div)
Output Ripple Voltage
(I_OUT = 50mA @ V_IN = 3.5V)
Time (1μs/div)
VIN
(10mV/div)
VOUT
(20mV/div)
IIN
(10mA/div)
Output Ripple Voltage
(I_OUT = 100mA @ V_IN = 3.5V)
Time (1μs/div)
Maximum Current Pulse vs. Supply Voltage
600
500
400
300
200
One-shot pulse duration = 250ms
VOUT> 4.0V
100
0
3.0
3.2
3.4
3.6
3.8
4.0
4.2
Supply Voltage (V)
Startup
ENABLE
(1V/div)
I_LOAD = 150mA @ V_IN = 3.3V
I_LOAD = 100mA @ V_IN = 3.0V
V_OUT
(1V/div)
ILOAD = 150mA @ VIN = 3.3V
Time (100μs/div)
8
3119.2007.02.1.2