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Manufacturer Part #


VCNL4020 Series 2.5 - 3.6 V 200 mm Range SMT Proximity and Ambient Light Sensor

ECAD Model:
Mfr. Name: Vishay
Standard Pkg:
Product Variant Information section
Date Code: 2106
Product Specification Section
Technical Attributes
Attributes Table
Mounting Method: Surface Mount
Features & Applications

The VCNL4020 is a fully integrated proximity and ambient light digital 16 bit resolution sensor in a miniature lead less package (LLP) for surface mounting. It includes a signal processing IC and supports an easy to use I2C bus communication interface.

It also has Built in infrared LED and  photo-pin-diode for proximity function and inbuilt ambient light photo-pin-diode with close to human eye sensitivity characteristic.

Key Features:

  • Package type: surface mount
  • Dimensions (L x W x H in mm): 3.95 x 3.95 x 0.75 mm
  • Integrated module with ambient light sensor, proximity sensor and signal conditioning IC
  • Supply voltage range VDD: 2.5 to 3.6 V
  • Supply voltage range IR anode: 2.5 to 5 V
  • Communication via I2C interface
  • I2C Bus H-level range: 1.7 to 5 V
  • Floor life: 72 h, MSL 4, acc. J-STD-020
  • Low stand by current consumption: 1.5 μA
  • Compliant to RoHS Directive 2002/95/EC and in accordance to WEEE 2002/96/EC


  • Proximity sensor for mobile devices (e.g. smart phones,touch phones, PDA, GPS) for touch screen locking, power saving, etc.
  • Integrated ambient light function for display/keypad contrast control and dimming of mobile devices
  • Proximity/optical switch for consumer, computing and industrial devices and displays
  • Dimming control for consumer, computing and industrial display
Pricing Section
Global Stock:
On Order:
Factory Stock:Factory Stock:
Factory Lead Time:
20 Weeks
Minimum Order:
Multiple Of:
Web Price
Product Variant Information section