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Ambient light sensor SENSORTEK STK31862 featuring photodiode timing controller and ADC on a single chip
Ambient light sensor SENSORTEK STK31862 featuring photodiode timing controller and ADC on a single chip
Ambient light sensor SENSORTEK STK31862 featuring photodiode timing controller and ADC on a single chip
Ambient light sensor SENSORTEK STK31862 featuring photodiode timing controller and ADC on a single chip
Specifications
Length :
2mm
Width :
1mm
Operating Temperature :
-40℃~+85℃
Interface :
I2C
Measurement Type :
Light Intensity
Voltage - Supply :
1.7V~2V
Description :
I2C 1.7V~2V OPLGA-6 Ambient Light, IR, UV Sensors RoHS
Mfr. Part # :
STK31862
Model Number :
STK31862
Package :
OPLGA-6
Description

Product Overview

The STK31862 is an integrated ambient light sensor with an I2C interface, designed for robust backlight and display brightness control. It features a photodiode, timing controller, and ADC on a single chip, offering excellent spectral response close to human eye sensitivity and suppressing IR. The device supports a wide range of light intensities, provides excellent temperature compensation, on-chip refresh rate setting without external components, and a software shutdown mode for power saving. It operates within a voltage range of 1.7V to 2.0V.

Product Attributes

  • Brand: Sensortek Technology Corp.
  • Origin: Taiwan (implied by website domain)
  • Certifications: Hazardous Substance Free, RoHS / REACH Compliant
  • Package Options: OPLGA (2 x 1 x 0.5 mm)

Technical Specifications

ParameterValueUnitNotes
Product NameSTK31862Ambient Light Sensor with I2C interface
Supply Voltage (VDD)1.7 - 2.0VRecommended Operating Conditions
I2C Clock FrequencyUp to 400KHzFast Mode
Operation Temperature-40 to 85C
ALS Output Data Format16-bit digital
Integration Time (Long)8 stepsms3.125 to 400
Integration Time (Short)20 stepss192 to 2112
Interrupt SettingsOut-of-window, Persistence1/2/4/8 times
FIFO Buffer Size1024byte
ALS Supply Current200 (Typ)AALS only, GAIN_ALS_DX128=1, IT2_ALS=00101
Shutdown Current3 (Typ)A
Peak Sensitivity Wavelength (ALS)550nm
Full Scale ALS Counts65535counts
ALS Dark Offset10countsEambient = 0 Lux
ALS Sensing Tolerance-12.5 to +12.5%White LED parallel light source
I2C Slave Address0x457-bit addressing

2506271720_SENSORTEK-STK31862_C49230203.pdf

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Ambient light sensor SENSORTEK STK31862 featuring photodiode timing controller and ADC on a single chip

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Product Detail
Length :
2mm
Width :
1mm
Operating Temperature :
-40℃~+85℃
Interface :
I2C
Measurement Type :
Light Intensity
Voltage - Supply :
1.7V~2V
Contact Supplier
Ambient light sensor SENSORTEK STK31862 featuring photodiode timing controller and ADC on a single chip
Ambient light sensor SENSORTEK STK31862 featuring photodiode timing controller and ADC on a single chip

Changsha Purple Horn E-Commerce Co., Ltd.

Verified Supplier
1 Years
hunan, changsha
Since 2009
Business Type :
Manufacturer, Distributor/Wholesaler, Agent, Importer
Main Products :
Analog and Digital Output, Pressure Sensors, Transducers, Sensor, Transducer Amplifiers
Employee Number :
300~500
Certification Level :
Verified Supplier
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