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Inside a Xiaomi Aqara Relay

This series of photos shows how are made Xiaomi Aqara relays. The device used on the following pictures is a LLKZMK11LM.

Overview

Picture of the Xiaomi Aqara relay LLKZMK11LM Picture of the Xiaomi Aqara relay LLKZMK11LM Picture of the Xiaomi Aqara relay LLKZMK11LM Picture of the Xiaomi Aqara relay LLKZMK11LM Picture of the Xiaomi Aqara relay LLKZMK11LM

Power supply

Picture of the Xiaomi Aqara relay LLKZMK11LM Picture of the Xiaomi Aqara relay LLKZMK11LM

PCB bottom

On the following, you can see that the pin 3 and 4 are connected. When you receive the device, a wire is already mounted between these pins.

Picture of the Xiaomi Aqara relay LLKZMK11LM Picture of the Xiaomi Aqara relay LLKZMK11LM Picture of the Xiaomi Aqara relay LLKZMK11LM

ZigBee tranceiver

This small independant PCB contains the JN5169 microcontroller, the button and the LED the antenna connector and a 16 ways connector for communicating with the relays. On this picture, you may see the in-factory programming connector footprint.

Picture of the Xiaomi Aqara relay LLKZMK11LM Picture of the Xiaomi Aqara relay LLKZMK11LM Picture of the Xiaomi Aqara relay LLKZMK11LM Picture of the Xiaomi Aqara relay LLKZMK11LM Picture of the Xiaomi Aqara relay LLKZMK11LM

See also


Last update : 02/12/2020