DESCRIPTION
The VCNL4020 is a fully integrated proximity and ambient
light sensor. Fully integrated means that the infrared emitter
is included in the package. It has 16 bit resolution. It
includes a signal processing IC and features standard I2C
communication interface. It features an interrupt function.

FEATURES
• Package type: surface mount
• Dimensions (L x W x H in mm): 4.90 x 2.40 x 0.83
• Integrated infrared emitter, ambient light sensor,
   proximity sensor, and signal conditioning IC
• Interrupt function
• Supply voltage range VDD: 2.5 V to 3.6 V
• Supply voltage range IR anode: 2.5 V to 5 V
• Communication via I2C interface
• I2C Bus H-level range: 1.7 V to 5 V
• Floor life: 72 h, MSL 4, acc. J-STD-020
• Low stand by current consumption: 1.5 μA
• Material categorization: For definitions of compliance
   please see www.vishay.com/doc?99912

APPLICATIONS
• 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
   displays