Vishay VCNL4035X01 Ambient Light & Proximity Sensor
Vishay VCNL4035X01 is a highly integrated ambient light sensor (ALS) and proximity sensor (PS) solution designed for gesture sensing, industrial control, consumer electronics, and smart human-machine interface applications. The device combines a high-resolution ALS, proximity sensing, I²C interface, interrupt functions, and support for up to three external IREDs in a compact package.
Key Features of VCNL4035X01
Fully integrated ambient light sensor and proximity sensor
Supports up to 3 external infrared emitters (IREDs)
High-resolution 16-bit ALS output
12-bit / 16-bit proximity sensing
I²C (SMBus compatible) interface
Excellent sunlight and background light cancellation
Integrated interrupt function
Supports 2D and 3D gesture applications
Low power consumption
AEC-Q101 qualified
Wide operating temperature range: -40 °C to +105 °C
Technical Specifications
| Parameter | Specification |
| Operating Voltage | 2.5 V to 3.6 V |
| I²C Bus Voltage | 1.8 V to 5.5 V |
| ALS Resolution | 16-bit |
| PS Resolution | 12-bit / 16-bit |
| Ambient Light Range | 0.004 lx to 16768 lx |
| Proximity Detection Range | 0 mm to 500 mm |
| Peak IRED Current | Up to 200 mA |
| I²C Frequency | 10 kHz to 400 kHz |
| Operating Temperature | -40 °C to +105 °C |
| Package Size | 4.0 mm × 2.36 mm × 0.75 mm |
Typical Applications
VCNL4035X01 is widely used in:
Smartphones
Tablets
Notebook PCs
Industrial equipment
Consumer electronics
Hygienic touchless systems
Smart home devices
Automotive electronics
Gesture-controlled interfaces
Part Number
VCNL40351X01-GS08
VCNL40351X01-GS18
VCNL40352X01-GS08
VCNL40352X01-GS18
VCNL40353X01-GS08
VCNL40353X01-GS18
VCNL4035X01-GS08
VCNL4035X01-GS18
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