Overview
Description
The ISL29125 is a low power, high sensitivity, RED, GREEN and BLUE color light sensor (RGB) with an I2C (SMBus compatible) interface. Its state-of-the-art photodiode array provides an accurate RGB spectral response and excellent light source to light source variation (LS2LS). The ISL29125 is designed to reject IR in light sources allowing the device to operate in environments from sunlight to dark rooms. The integrating ADC rejects 50Hz and 60Hz flicker caused by artificial light sources. A selectable range allows the user to optimize sensitivity suitable for the specific application. In normal operation mode the device consumes 56µA, which reduces to 0. 5µA in power-down mode. The ISL29125 supports hardware and software user programmable interrupt thresholds. The Interrupt persistency feature reduces false trigger notification. The device operates on supplies (VDD) from 2. 25V to 3. 63V, I2C supply from 1. 7V to 3. 63V, and operating temperature across the -40°C to +85°C range.
Features
- 56µA operating current, 0.5µA shutdown current
- Selectable range (Via I2C)
- I2C (SMBus compatible) output
- ADC resolution 16 bits
- Programmable interrupt windows
- Two optical sensitivity ranges
- Range 0 = 5.7m lux to 375 lux
- Range 1 = 0.152 lux to 10,000 lux
- Operating power supply 2.25 to 3.63V
- I2C power supply 1.7V to 3.63V
- 6 Ld ODFN (1.65x1.65x0.7mm) package
Comparison
Applications
Documentation
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Type | Title | Date |
Datasheet | PDF 902 KB | |
End Of Life Notice | PDF 1.17 MB | |
White Paper | PDF 407 KB | |
End Of Life Notice | PDF 345 KB | |
Other | PDF 325 KB | |
Product Change Notice | PDF 76 KB | |
Application Note | PDF 389 KB | |
7 items
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Design & Development
Software & Tools
Boards & Kits
Digital Red, Green and Blue Color Light Sensor with IR Blocking Filter Eval Board
The RGB Evaluation Kit is designed to evaluate the performance of the ISL29125 RGB sensor. The kit is accompanied by a graphical user interface (GUI) that contains the CIE 1931 Chromaticity diagram with Planckian locus in an x, y- coordinate system, with cross marks to point out where the RGB...
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on the CAD Model links in the Product Options table. If a symbol or model isn't available, it can be requested directly from SamacSys.

Product Options
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