FAN5340 Overview
The FAN5340 is a synchronous constant-current LED driver capable of efficiently delivering up to 500mW to a string of up to four LEDs in series. Optimized for small form-factor applications, the 1.2MHz fixed switching frequency allows the use of chip inductors and capacitors.
FAN5340 Key Features
- Synchronous Current-Mode Boost Converter
- Up to 500mW Output Power
- Supports 2, 3, or 4 LEDs in Series
- 2.7V to 4.8V Input Voltage Range
- 1.2MHz Fixed Switching Frequency
- 1mA Maximum Quiescent Current
- Soft-Start Capability
- Input Under-Voltage Lockout (UVLO)
- Output Over-Voltage Protection (OVP)
- Short-Circuit Detection