USB charger 3v to 5v

Description

DC-DC Converter Output Step Up Boost Power Supply Module 3V to 5V 1A USB Charger For Phone MP3 MP4 96% Efficiency

Features:

Module Properties: non-isolated step-up module (BOOST)

Input voltage: 1-5V Output voltage: 5.1-5 .2 V Output Current: Rated 1A-1.5A (single lithium input), the maximum 1.5A (single lithium input) Efficiency: Up to 96% (the higher the input voltage, the higher the efficiency) Switching frequency: 500KHz \ Output ripple: 30mV (MAX) 20M bandwidth (input 4V output 5.1V 1A) Voltage indication: LED lights with load (input voltage less than 2.7V LED indicator off) Operating Temperature: Industrial (-40°c to +85°c) Full load temperature rise: 30°c Quiescent Current: 130uA Load regulation: ± 1% Voltage regulation: ± 0.5% Dynamic response speed: 5% 200uS Short circuit protection: None (Please use the lithium battery with protection.) Input Reverse Polarity Protection: None Connection: Welding Input: IN + Postive, IN-Negative Output: USB Output Size:approx.23mm x18mm x5mm