Extra Power Input for Khadas VIMs

NOTE
  • MAIN POWER SUPPLY COMES FROM THE USB-C PORT, THIS GUIDE IS FOR THE EXTRA POWER SUPPLY ONLY.

Overview

Khadas VIMs is designed with three power supply ports:

  1. USB-C Port: This is used for both Power Supply and USB Data Transmission.
  2. 4-Pin VIN port which is situated near the USB-C port.

Using USB-C as Extra Power Input

USB-C is the normal power supply interface. It can also transport data at the same time; burning firmware, ADB debug…

Using VIN as Extra Power Input

The VIN port is a 4-Pin 1.25mm port.

The voltage range is 0~5V.

The VIN port on board is Molex 78171.
And the connector is Molex 78172.

The one marked with a triangle is Pin 1. Pin 1 and Pin 2 are positive, Pin3 and Pin 4 are negative

The voltage range is 0~5V.

The voltage range is 0~5V.

The voltage range is 0~5V.

The VIN port on board is Molex 78171.
And the connector is Molex 78172.

The one marked with a triangle is Pin 1. Pin 1 and Pin 2 are positive, Pin3 and Pin 4 are negative

The voltage range is 0~20V.

The VIN port on board is Molex 78171.
And the connector is Molex 78172.

The one marked with a triangle is Pin 1. Pin 1 and Pin 2 are positive, Pin3 and Pin 4 are negative.

The voltage range is 0~20V.

Tips

We don’t have a VIN cable for sale, you’ll need to DIY one by yourself.

See Also