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VCNL3020 Datasheet, PDF (1/13 Pages) Vishay Siliconix – Fully Integrated Proximity Sensor with Infrared Emitter, I2C Interface, and Interrupt Function | |||
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www.vishay.com
VCNL3020
Vishay Semiconductors
Fully Integrated Proximity Sensor with Infrared Emitter,
I2C Interface, and Interrupt Function
IR anode 1
SDA 2
INT 3
SCL 4
VDD 5
10 IR cathode
9 GND
8 GND
7 nc
6 nc
DESCRIPTION
The VCNL3020 is a fully integrated proximity 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.
APPLICATIONS
⢠Proximity sensor for mobile devices (e.g. smart phones,
touch phones, PDA, GPS) for touch screen locking, power
saving, etc.
⢠Proximity/optical switch for consumer, computing and
industrial devices and displays
FEATURES
⢠Package type: surface mount
⢠Dimensions (L x W x H in mm): 4.90 x 2.40 x 0.83
⢠Integrated infrared emitter, 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
PROXIMITY FUNCTION
⢠Built-in infrared emitter and photo-pin-diode for proximity
function
⢠16 bit effective resolution for proximity detection range
ensures excellent cross talk immunity
⢠Programmable LED drive current from 10 mA to 200 mA in
10 mA steps
⢠Excellent ambient light suppression by signal modulation
⢠Proximity distance up to 200 mm
PRODUCT SUMMARY
PART NUMBER
OPERATING RANGE
(mm)
VCNL3020
1 to 200
Note
(1) Adjustable through I2C interface
OPERATING
VOLTAGE RANGE
(V)
2.5 to 3.6
I2C BUS
VOLTAGE RANGE
(V)
1.7 to 5
LED PULSE
CURRENT (1)
(mA)
10 to 200
OUTPUT CODE
16 bit, I2C
Rev. 1.0, 25-Jun-12
1
Document Number: 84150
For technical questions, contact: sensorstechsupport@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
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