PFM Control DC-DC USB 0.9V-5V to 5V dc Boost Step-up Power Supply                                                                         Module

 

Product information

1.input voltage: 0.9-5V DC 2.Mini PFM Control 3.Output voltage: 5V DC 4.Output Current: 500-600mA 5.High conversion efficiency, maximum to 96% 6.Small dimension Applications: DIY a mobile power supply, only need one battery, you can output 5V voltage for your phone, MP3, MP4, PSP charger, very easy. In order to power your electronic devices when your device needs 5V power supply, when you only have lithium battery, this module can be directly step-up to 5V, solve your problems.