HW-553 PFM 600MA Control DC-DC Converter Step up

Description: Ultra-small size, installed in a variety of small equipment Onboard ultra-small PFM control DC/DC boost controller chip input 0.9V ~ 5V arbitrary DC voltage, can stably output 5V DC voltage onboard USB host, can directly supply power to the USB interface device onboard input voltage indicator Specifications: PCB size: 32.5*18.5*8.5mm Colour: green Input voltage: 0.9V ~ 5V Output voltage: 5V Output Current: 600mA Type: without USB, with USB