Changsha Purple Horn E-Commerce Co., Ltd.
| 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 |
| Package | OPLGA-6 |
| Model Number | STK31862 |
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Product Specification
| 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 |
| Package | OPLGA-6 | Model Number | STK31862 |
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.
| Parameter | Value | Unit | Notes |
| Product Name | STK31862 | Ambient Light Sensor with I2C interface | |
| Supply Voltage (VDD) | 1.7 - 2.0 | V | Recommended Operating Conditions |
| I2C Clock Frequency | Up to 400 | KHz | Fast Mode |
| Operation Temperature | -40 to 85 | C | |
| ALS Output Data Format | 16-bit digital | ||
| Integration Time (Long) | 8 steps | ms | 3.125 to 400 |
| Integration Time (Short) | 20 steps | s | 192 to 2112 |
| Interrupt Settings | Out-of-window, Persistence | 1/2/4/8 times | |
| FIFO Buffer Size | 1024 | byte | |
| ALS Supply Current | 200 (Typ) | A | ALS only, GAIN_ALS_DX128=1, IT2_ALS=00101 |
| Shutdown Current | 3 (Typ) | A | |
| Peak Sensitivity Wavelength (ALS) | 550 | nm | |
| Full Scale ALS Counts | 65535 | counts | |
| ALS Dark Offset | 10 | counts | Eambient = 0 Lux |
| ALS Sensing Tolerance | -12.5 to +12.5 | % | White LED parallel light source |
| I2C Slave Address | 0x45 | 7-bit addressing |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
300~500
Ecer Certification：
Verified Supplier
Changsha Purple Horn E-Commerce Co., Ltd.. is a professional company focus on integrated circuit ic business. Purple Horn will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Founded in 2009, Our compa... Changsha Purple Horn E-Commerce Co., Ltd.. is a professional company focus on integrated circuit ic business. Purple Horn will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Founded in 2009, Our compa...
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