PRODUCT DATASHEET
AAT3169
SwitchReg
TM
High Efficiency 1X/1.5X/2X Charge Pump for White LED Applications
Typical Characteristics
C
IN
= C
OUT
= C
1
= C
2
= 1.0µF, V
IN
= 3.6V, T
A
= 25°C, unless otherwise noted.
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)
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
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3169.2008.03.1.3
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