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KY-039 - Heartbeat sensor module

Download the KY-039 datasheet PDF. This datasheet also covers the KY-039-Joy variant, as both devices belong to the same heartbeat sensor module family and are provided as variant models within a single manufacturer datasheet.

General Description

While sticking a finger between the infrared diode and the photo transistor you can detect the pulse at the signal out.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (KY-039-Joy-IT.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number KY-039
Manufacturer Joy-IT
File Size 2.37 MB
Description Heartbeat sensor module
Datasheet download datasheet KY-039 Datasheet

Full PDF Text Transcription for KY-039 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for KY-039. For precise diagrams, and layout, please refer to the original PDF.

KY-039 Heartbeat sensor module KY-039 Heartbeat sensor module Contents 1 Picture ............................................................................................

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.............................................................................................................................................. 1 2 Technical data / Short description ....................................................................................................................... 1 3 Pinout ................................................................................................................................................................... 5 4 Code example Arduino ................................................................................................................................