FX5545G008 is Vishay's low-power DC/DC buck converter with a power density of up to 380W/inch3 and an efficiency of up to 95%. It has a maximum output current of 3A and an input voltage range of 2.5V to 6V. The output voltage range is 0.8V to 4.5V.
The FX5545G008 is a synchronous buck converter designed for portable electronics. It operates from 2.5 V to 6 V input and provides a programmable output from 0.8 V to 4.5 V with up to 3 A current and 10 W output power. Efficiency reaches 95 % and the device includes integrated PWM/PSM control, low output ripple and a 20‑pin BGA package.
Typical applications include cordless phones, PDAs, point‑of‑load supplies for FPGA, microprocessor and DSP drivers, portable computers, battery backup and cameras. The part is qualified for industrial temperature ranges (‑40 °C to +85 °C) and is available in bulk, tape or reel packaging.