3.5Mm Headphone Jack Wiring Diagram

59 sec read

3.5mm Audio Jack Wiring Diagram Diagram Schematic Ideas Earphones

The 3.5mm headphone jack is a standard jack size that is commonly used for plugging in audio devices such as headphones, portable media players, and microphones. It is also known as a stereo jack, mini-jack, or TRS (tip-ring-sleeve) connector. This article will provide an overview of the 3.5mm headphone jack wiring diagram and how to connect headphones to it.

Understanding the Wiring Diagram

The 3.5mm headphone jack has three connections: the tip, the ring and the sleeve. The tip is the positive connection, the ring is the negative connection and the sleeve is the ground. The diagram below shows how the connections are labeled. The tip is the left channel, the ring is the right channel, and the sleeve is the ground.

3.5mm Wiring Diagram

Connecting Headphones to the 3.5mm Jack

Connecting headphones to the 3.5mm jack is simple. First, identify which side of the plug is the positive and which is the negative. Then match the connections on the plug to those on the wiring diagram. When connecting the headphones, make sure the plug is firmly inserted into the jack. If the connections are not correct, the sound will be distorted or the headphones may not work at all.


The 3.5mm headphone jack is a common connector used for many audio devices. It is relatively easy to connect headphones to this jack, as long as the connections are identified and matched correctly. Understanding the wiring diagram is key to connecting headphones properly to the 3.5mm jack.