Built-in OVP White LED Step-Up Converter

DESCRIPTION AIC1648 is a fixed frequency step-up DC/DC converter designed to drive white LEDs with a constant current to provide backlight in handheld devices. Series connection of LEDs provides identical LED currents resulting in uniform brightness. This configuration eliminates the need of ball

文件：375.48 Kbytes 页数：10 Pages

AIC

沛亨半导体

Built-in OVP White LED Step-Up Converter

AIC1648 is a fixed frequency step-up DC/DC converter designed to drive white LEDs with a constant current to provide backlight in handheld devices. Series connection of LEDs provides identical LED currents resulting in uniform brightness. This configuration eliminates the need of ballast resistors. • Built-In Open Circuit Protection\n• Over Voltage Protection\n• Efficiency Up to 84% at VIN=4.2V, 3LEDs, ILED=20mA\n• 1.2MHz Fixed Switching Frequency\n• Drives Up to 5LEDs in series\n• Low Supply Current: 70uA\n• Matches LED Current\n• Requires Tiny Inductor and Capacitors\n• TSOT23-6 and SOT2;

AIC

沛亨半导体

Built-in OVP White LED Step-Up Converter

DESCRIPTION AIC1648 is a fixed frequency step-up DC/DC converter designed to drive white LEDs with a constant current to provide backlight in handheld devices. Series connection of LEDs provides identical LED currents resulting in uniform brightness. This configuration eliminates the need of ball

文件：375.48 Kbytes 页数：10 Pages

AIC

沛亨半导体

Built-in OVP White LED Step-Up Converter

DESCRIPTION AIC1648 is a fixed frequency step-up DC/DC converter designed to drive white LEDs with a constant current to provide backlight in handheld devices. Series connection of LEDs provides identical LED currents resulting in uniform brightness. This configuration eliminates the need of ball

文件：375.48 Kbytes 页数：10 Pages

AIC

沛亨半导体

Built-in OVP White LED Step-Up Converter

DESCRIPTION AIC1648 is a fixed frequency step-up DC/DC converter designed to drive white LEDs with a constant current to provide backlight in handheld devices. Series connection of LEDs provides identical LED currents resulting in uniform brightness. This configuration eliminates the need of ball

文件：375.48 Kbytes 页数：10 Pages

AIC

沛亨半导体

Built-in OVP White LED Step-Up Converter

DESCRIPTION AIC1648 is a fixed frequency step-up DC/DC converter designed to drive white LEDs with a constant current to provide backlight in handheld devices. Series connection of LEDs provides identical LED currents resulting in uniform brightness. This configuration eliminates the need of ball

文件：375.48 Kbytes 页数：10 Pages

AIC

沛亨半导体

Built-in OVP White LED Step-Up Converter

DESCRIPTION AIC1648 is a fixed frequency step-up DC/DC converter designed to drive white LEDs with a constant current to provide backlight in handheld devices. Series connection of LEDs provides identical LED currents resulting in uniform brightness. This configuration eliminates the need of ball

文件：375.48 Kbytes 页数：10 Pages

AIC

沛亨半导体