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SparkFun Proximity Sensor Breakout - 20cm, VCNL4040 (Qwiic)

SEN-15177 · SparkFunActive

SparkFun Proximity Sensor Breakout - 20cm, VCNL4040 (Qwiic) photo

The SparkFun VCNL4040 Breakout provides simple, qualitative proximity detection up to 20cm with zero dead zone and an integrated ambient light sensor, all accessible via Qwiic. (SparkFun SEN-15177)

Part numberSEN-15177
ManufacturerSparkFun
CategorySensors › Distance, ToF & Proximity
Pins4

SparkFun Proximity Sensor Breakout - 20cm, VCNL4040 (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
DigiKey174$8.50 (1+)ActiveView
Mouser44$8.21 (1+)View

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

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