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SparkFun Human Presence Sensor Breakout - AK9753 (Qwiic)

SEN-14349 · SparkFunActive

SparkFun Human Presence Sensor Breakout - AK9753 (Qwiic) photo

This is not your normal PIR! The SparkFun AK9753 Human Presence Sensor Breakout is a Qwiic enabled, 4-channel Nondispersive Infrared Sensor (NDIR). (SparkFun SEN-14349)

Part numberSEN-14349
ManufacturerSparkFun
CategorySensors › Motion & Presence
Pins4
Channels4

SparkFun Human Presence Sensor Breakout - AK9753 (Qwiic) pinout

PinNameTypeDescription
1GNDground
23V3power
3SDAbidirectional
4SCLinput

Schematic symbol and footprint

3V32SCL4SDA3GND1
Schematic symbol
1234MPMP
Footprint: JST-SH 4-pin SMD right-angle (SM04B-SRSS-TB) - Qwiic / STEMMA QT — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.

Datasheet

Where to buy

SupplierStockPriceStatus
DigiKey4$22.50 (1+)ActiveView
Mouser0$22.50 (1+)View

Stock and prices from the suppliers, checked 2026-10-09; excluding tax and shipping.

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