High Efficiency 1X/1.5X/2X Charge Pump with PWM Control for White LED Applications

Features • Input Voltage Range: 2.7V to 5.5V • PWM Brightness Control • Tri-Mode 1X, 1.5X, and 2X Charge Pump for Maximum Efficiency and VF Coverage • Drives Four Low- or High-VF Type LEDs • Up to 20mA LED Current per Channel • No Inductors • 1MHz Switching Frequency • Small Application C

文件：977.81 Kbytes 页数：10 Pages

SKYWORKS

思佳讯

High Efficiency 1X/1.5X/2X Charge Pump with PWM Control for White LED Applications

General Description The AAT3143 is a low noise, constant frequency charge pump DC/DC converter that uses a tri-mode load switch (1X), fractional (1.5X), and doubling (2X) conversion to maximize efficiency for white LED applications. The AAT3143 can deliver current levels up to 80mA to drive white

文件：483.41 Kbytes 页数：11 Pages

ANALOGICTECH

Advanced Analogic Technologies

High Efficiency 1x/1.5x/2x Mode Charge Pump with PWM Control for White LED Applications

Please note: this product is being discontinued and is not recommended for new designs.\n\nThe AAT3143 is a low noise, constant frequency charge pump DC/DC converter that uses a tri-mode load switch (1X), fractional (1.5X), and doubling (2X) conversion to maximize efficiency for white LED applicatio • VIN range: 2.7V to 5.5V \n• PWM Brightness Control \n• Tri-mode 1x, 1.5x, and 2x Charge Pump for Maximum Efficiency and VF Coverage \n• Drives Four Low- or High-VF Type LEDs \n• Up to 20mA LED Current per Channel \n• No Inductors \n• 1MHz Switching Frequency \n• Small Application Circuit \n• AutoB;

Skyworks

思佳讯

丝印：ROXYY；Package：TSOPJW-12；High Efficiency 1X/1.5X/2X Charge Pump with PWM Control for White LED Applications

Features • Input Voltage Range: 2.7V to 5.5V • PWM Brightness Control • Tri-Mode 1X, 1.5X, and 2X Charge Pump for Maximum Efficiency and VF Coverage • Drives Four Low- or High-VF Type LEDs • Up to 20mA LED Current per Channel • No Inductors • 1MHz Switching Frequency • Small Application C

文件：977.81 Kbytes 页数：10 Pages

SKYWORKS

思佳讯

High Efficiency 1X/1.5X/2X Charge Pump with PWM Control for White LED Applications

General Description The AAT3143 is a low noise, constant frequency charge pump DC/DC converter that uses a tri-mode load switch (1X), fractional (1.5X), and doubling (2X) conversion to maximize efficiency for white LED applications. The AAT3143 can deliver current levels up to 80mA to drive white

文件：483.41 Kbytes 页数：11 Pages

ANALOGICTECH

Advanced Analogic Technologies