High Efficiency 1X/1.5X/2X Charge
Pump for White LED Applications
Typical Characteristics
Load Characteristics
(V
IN
= 3.8V; 1.5X Mode; 15mA/Channel)
V
IN
(40mV/div)
CP
(40mV/div)
V
IN
(40mV/div)
CP
(40mV/div)
AAT3169
Load Characteristics
(V
IN
= 2.9V; 2X Mode; 15mA/Channel)
V
SINK
(40mV/div)
V
SINK
(40mV/div)
Time (500ns/div)
Time (500ns/div)
Load Characteristics
(V
IN
= 4.0V; 1.5X Mode; 20mA/Channel)
V
IN
(40mV/div)
CP
(40mV/div)
V
IN
(40mV/div)
CP
(40mV/div)
Load Characteristics
(V
IN
= 3.1V; 2X Mode; 20mA/Channel)
V
SINK
(40mV/div)
V
SINK
(40mV/div)
Time (500ns/div)
Time (500ns/div)
Load Characteristics
(V
IN
= 4.3V; 1.5X Mode; 30mA/Channel)
V
IN
(40mV/div)
CP
(40mV/div)
V
IN
(40mV/div)
CP
(40mV/div)
Load Characteristics
(V
IN
= 3.6V; 2X Mode; 30mA/Channel)
V
SINK
(40mV/div)
V
SINK
(40mV/div)
Time (500ns/div)
Time (500ns/div)
6
3169.2006.04.1.0