高效率1X / 1.5X / 2X充电
泵为白光LED应用
典型特征
C
IN
= C
OUT
= C
1
= C
2
= 1.0μF ,V
IN
= 3.6V ,T
A
= 25 ℃,除非另有说明。
负载特性
(V
IN
= 3.8V ; 1.5X模式; 15毫安/通道)
V
IN
(40mV/div)
CP
(40mV/div)
V
IN
(40mV/div)
CP
(40mV/div)
AAT3169
负载特性
(V
IN
= 2.9V ; 2x模式; 15毫安/通道)
V
SINK
(40mV/div)
V
SINK
(40mV/div)
TIME (时间为500ns / DIV )
TIME (时间为500ns / DIV )
负载特性
(V
IN
= 4.0V ; 1.5X模式; 20毫安/通道)
V
IN
(40mV/div)
CP
(40mV/div)
V
IN
(40mV/div)
CP
(40mV/div)
负载特性
(V
IN
= 3.1V ; 2x模式; 20毫安/通道)
V
SINK
(40mV/div)
V
SINK
(40mV/div)
TIME (时间为500ns / DIV )
TIME (时间为500ns / DIV )
负载特性
(V
IN
= 4.3V ; 1.5X模式; 30毫安/通道)
V
IN
(40mV/div)
CP
(40mV/div)
V
IN
(40mV/div)
CP
(40mV/div)
负载特性
(V
IN
= 3.6V ; 2x模式; 30毫安/通道)
V
SINK
(40mV/div)
V
SINK
(40mV/div)
TIME (时间为500ns / DIV )
TIME (时间为500ns / DIV )
6
3169.2006.08.1.2