ITEM NAME:DC DC Adjustable Step Down USB Buck Voltage Regulator Converter 4.75-22V to U1V4 DC DC Adjustable Step Down USB Buck Voltage Regulator Converter 4.75-22V to U1V4 Module parameters: Module name: 3A step-down mobile power board Module nature: non-isolated step-down synchronous rectifier module (BUCK) Input voltage: 4.75-22V Output voltage: 1-20V can be set (default output 5V) Material: metal color:blue Output current: 0-3A (natural cooling inside 2A, more than heat to strengthen) Operating temperature: -40 ~ +85 degrees Operating frequency: 340KHz Conversion efficiency: Z high 96% (efficiency and input, output voltage, current, pressure related) Overcurrent protection: Yes Over-temperature protection: Yes (over-temperature automatically turn off the output) Input Reverse Protection: None, (if required, enter the string into the diode) Identify resistors: Tablet PC, ipad, iphone Installation: 2 pcs 3mm screws Wiring method: welding, IN for the input, USB for the output, Module size: 20mm long 20mm wide and 10mm high Applications: This module can be used in two strings, three strings, four strings of lithium battery 5V output, for general digital product charging, such as mobile phones, Ipad, MP3, PSP and so on. System equipment buck, 12V to 3.3V, 12V to 5V and so on. Package Contents: 1x mobile power module Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..Module nature: non-isolated step-down synchronous rectifier module (BUCK). Output current: 0-3A (natural cooling inside 2A, more than heat to strengthen). Over-temperature protection: Yes (over-temperature automatically turn off the output).
