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ISL29027IROZ-T7 - Renesas Electronics

Description: The ISL29027 is an integrated infrared light-to-digital converter with a built-in IR LED driver and I2C Interface (SMBus Compatible). The flexible interrupt scheme is designed for minimal microcontroller utilization. For proximity sensor (Prox) data conversions, the built-in driver turns on an external infrared LED and the proximity sensor ADC converts the reflected IR intensity to digital. This ADC rejects ambient IR noise (such as sunlight) and has a 540µs conversion time. The ISL29027 provides proximity

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ISL29027IROZ-T7 - Renesas Electronics - PCB symbol
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PCB Footprints
ISL29027IROZ-T7 - Renesas Electronics PCB footprint - Small Outline No-lead - Small Outline No-lead - L8.2.1x2.0
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ISL29027IROZ-T7 - Renesas Electronics - 3D model - Small Outline No-lead - L8.2.1x2.0
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ISL29027IROZ-T7 Details

  • Manufacturer Part Number:

    ISL29027IROZ-T7

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    HODFN

  • Pin Count:

    8

  • Manufacturer Package Code:

    L8.2.1X2.0

  • Date Of Intro:

    2017-11-10

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • JESD-609 Code:

    e4

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

ISL29027IROZ-T7 Frequently Asked Questions (FAQs)

  • A good PCB layout for the ISL29027IROZ-T7 involves keeping the sensor away from other components that may interfere with its light sensing capabilities. It's recommended to place the sensor near the top of the PCB, with a clear path for light to enter. Additionally, avoid placing the sensor near power planes or high-frequency signals.
  • The ISL29027IROZ-T7 outputs 16-bit digital data in a 2-wire I2C format. You'll need to use a microcontroller or dedicated I2C interface to read the data and convert it to a usable format. You may also need to apply gain and offset corrections to the data to get accurate lux readings.
  • The ISL29027IROZ-T7 can operate from 2.25V to 3.6V, but it's recommended to operate it at a stable 3.3V or 2.5V supply voltage for optimal performance and accuracy.
  • Calibration involves adjusting the sensor's gain and offset to match the specific lighting conditions of your application. You can use the sensor's built-in calibration registers to adjust the gain and offset, or use an external calibration procedure involving a known light source and a lux meter.
  • The ISL29027IROZ-T7 has a response time of around 10ms to 20ms, depending on the integration time setting. This means it can detect changes in ambient light levels within 10ms to 20ms of the change occurring.

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ISL29027IROZ-T7 Overview

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