Vishay VCNL4040 Proximity and Ambient Light Sensor, 200 mm Sensing Distance, 2.5 - 3.6V, 8-Pin Surface Mount

Vishay VCNL4040M3OE is a fully integrated proximity and ambient light sensor designed for precision detection in industrial, electronics, and automation applications. It features a 200 mm sensing distance with a supply voltage operating range of 2.5 V to 3.6 V, packaged in a compact 8-pin surface mount molding. The device includes an effective infrared emitter, enabling high-quality distance measurement and ambient light detection, suitable for smart devices, energy-saving lighting controls, and industrial automation.

Engineered for robust background light cancellation, including direct sunlight, the VCNL4040M3OE ensures reliable measurement even in challenging environments. Its digital, open drain output simplifies integration with microcontrollers, while the I²C communication interface allows user-friendly system design and flexible programming. With a 16-bit resolution, users can benefit from highly accurate and granular sensor readings, supporting advanced features like programmable interrupt outputs for efficient power and event management.

Integrated proximity and ambient light sensing for versatile application in consumer electronics, industrial controls, and automotive systems. Wide supply voltage compatibility (2.5V to 3.6V) fits modern low-power design requirements.

200 mm sensing range enables direct object and surface detection, suitable for touchless interaction and safety applications. Digital output with open drain architecture can be easily connected to digital logic circuits.

Surface mount technology (8-pin SMD molding) offers compact PCB footprint and rapid manufacturing. I²C bus interface allows quick configuration and real-time data retrieval. 16-bit effective resolution for high measurement fidelity and detail.

Ambient light sensing supports smart lighting adjustment and environmental monitoring. Programmable interrupt output enables event-driven applications and power savings. Operating temperature range from - 40°C to 85°C makes it suitable for extreme conditions.

The VCNL4040M3OE is utilized in mobile devices, industrial machinery, home automation systems, and lighting control systems for proximity detection and ambient illumination measurement. Its integrated design reduces bill of materials, streamlines device development, and enhances end-product reliability.

Applications include industrial automation, manufacturing, HVAC, electronics assembly, smart lighting, and touchless control interfaces. Engineers use proximity and ambient light sensors for safety, environmental adaptation, and efficient power management.

Explore more sensors and electronic components from Vishay and related Proximity Sensor ICs within EnvMart's semiconductor product portfolio.