Yeeco Ultra-small 3A High Efficiency DC 2.6-5 .5V to 5V Boost Step up Converter Mobile Power Supply Module USB Charging for Pad, Phone ,Mp3

Module parameters:
Module Name: 3A Boost Mobile Power
Module Properties: non-isolated step-up module (BOOST)
Input voltage: DC2.6-5.5V
Output voltage: DC5V
Input current :0-3A
Output current :0-2A
Operating temperature: -40 to +85 „ƒ
Operating frequency: 1.2MHz
Conversion efficiency: Up to 93%
Current protection: yes
Over-temperature protection: Yes (over-temperature shutdown automatically after output)
Input Reverse Polarity Protection: None, (if required in the input string into the diode)
Charging input voltage: 5V
Charging current: 500mA
Battery indicator: 3.6V when the red
Identification resistor: Tablet PC, pad, phone
Installation: 3 PCS 3mm screws
Connection: Welding,
V-IN as an input
USB is the output
MINI-USB as a charging input
Module Size: 20mm * 40mm * wide 10mm high
Efficiency Testïš
Input 4.1V, 0.5A output, the efficiency 92%
Input 4.1V, 1A output, efficiency is 90%.
Input 4.1V, 1.5A output, efficiency is 84%.
Input 4.1V, 2A output, efficiency is 79%.
Output current increases, the greater the loss of the line
This module can be used in a single lithium battery liters 5V output, For general digital products charge, Such as mobile phones, Ipad, MP3, PSP and so on. Itself with a charging circuit and the battery indicator circuit, Only connected to the battery could become a high-current output mobile power.
packing including:
1x power supply module