Description: It is a USB DC step down isolated power supply module. It can be used as ordinary buck power supply module, charger and LED constant current driver. Simple and efficient, practical. Feature: 1. Isolated output; 2. Does not distinguish between positive and negative; 3. Support reverse connection protection; 4. Support charging function; 5. Small volume. Parameters: 1.Product Name:USB DC Step Down Isolated Power Supply Module  2.Working Voltage:DC 12V-80V 3.Output Voltage:DC 5V 4.Output Current:1A(The larger the input voltage, the larger the output current) 5.Output Power:5W 6.Conversion efficiency:About 96% 7.Working Temperature range:-40℃~85℃ 8.Working Humidity range:0%-95%RH 9.Size:34*26*17mm Using Steps: 1.Connect right input voltage at input terminal. 2.Check output voltage by voltmeter and ammeter. 3.Connect load. Application: 1.Ordinary power supply; 2.Battery charger; 3.LED drive power; 4.Power conversion; 5.Car power supply and battery; 6.Charging for Mobile phone, MP3, MP4; 7.Electric car; 8.Battery car modification Package include: 1Pcs Voltage Regulated USB Converter Note: 1.Its max output current is 1A and can not keep output 1A. 2.Input and output are isolated, safe and reliable.
On 14-Oct-21 at 07:47:33 EDT, seller added the following information: