LTR-329ALS-01

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LTR-329ALS-01

+BOM

SENSOR OPT AMBIENT 4DFN

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Type Ambient
Proximity Detection No
Output Type I²C
Voltage - Supply 2.4V ~ 3.6V
Operating Temperature -30°C ~ 70°C
Mounting Type Surface Mount

概要

Description

The LTR-329ALS-01 is a digital ambient light sensor designed for use in consumer electronics to optimize display brightness and power management. It measures the intensity of ambient light and provides data that can be used to adjust screen brightness in devices like smartphones, tablets, and laptops, enhancing user experience and extending battery life.
Key features of the LTR-329ALS-01 include a compact design, low power consumption, and high sensitivity across a wide range of lighting conditions. It typically communicates using an I2C interface, which allows easy integration with microcontrollers and other digital systems. The sensor includes features like an interrupt function, which can alert the system to changes in light levels, reducing the need for constant polling and further conserving power.
The LTR-329ALS-01 is suitable for applications requiring precise light sensing, such as automatic brightness control and ambient light detection, contributing to improved energy efficiency and user comfort in electronic devices.

Equivalent

The LTR-329ALS-01 is a digital ambient light sensor. Equivalent products include the TSL2561 from AMS (formerly TAOS), BH1750 from Rohm Semiconductor, OPT3001 from Texas Instruments, and VEML6030 from Vishay. These sensors typically offer similar functionalities such as measuring ambient light and providing digital output, suitable for applications in mobile devices, display backlighting adjustments, and general light sensing needs. When selecting an equivalent, consider factors like interface compatibility, sensitivity, power consumption, and package size.

Features

The LTR-329ALS-01 is a digital ambient light sensor commonly used in consumer electronics for applications like display brightness control. Key features include:
1. Spectral Response: It is designed to mimic the human eye's response to light, providing accurate ambient light measurements.
2. Dual Output Channels: The sensor has two channels (visible and infrared) for precise light measurement under various lighting conditions.
3. I²C Interface: The sensor supports I²C communication, making it easy to integrate with microcontrollers.
4. Low Power Consumption: It is energy-efficient, which is ideal for battery-operated devices.
5. Wide Dynamic Range: The sensor can measure light intensity over a wide range, from very low to very high lux levels.
6. Small Package Size: Its compact design allows for integration into small devices.
7. Programmable Gain and Integration Time: These features provide flexibility in configuring the sensor for various applications.
8. Temperature Compensation: The sensor maintains accuracy across a wide range of temperatures.
These features make the LTR-329ALS-01 suitable for applications that require accurate ambient light sensing with low power and space requirements.

Pinout

The LTR-329ALS-01 is a digital ambient light sensor used in various applications to provide precise measurements of ambient light levels. It is commonly used in devices for automatic brightness adjustment, such as smartphones and tablets.
The sensor has a 6-pin configuration, with the following pin functions:
1. GND (Ground): Provides a ground connection for the sensor.
2. VDD (Supply Voltage): Powers the sensor, typically requiring a supply voltage in the range of 1.7V to 3.6V.
3. SDA (Serial Data Line): Used for I²C data communication. It is a bidirectional line for data transfer.
4. SCL (Serial Clock Line): Used for I²C clock signal. It synchronizes data transfer between the sensor and the microcontroller.
5. INT (Interrupt): Provides an interrupt signal to the host processor. It can be used to signal when a certain light threshold is crossed or for other alert purposes.
6. NC (No Connect): This pin is typically not connected to any function within the device and is left unconnected in a circuit.
The LTR-329ALS-01 is known for its low power consumption and high sensitivity, making it suitable for battery-powered applications.

Manufacturer

The LTR-329ALS-01 is manufactured by Lite-On Technology Corporation. Lite-On is a Taiwanese company that specializes in optoelectronics, information technology, and consumer electronics. Founded in 1975, Lite-On has grown to become a significant player in the electronics sector, producing a wide range of components including LEDs, sensors, power supplies, and optical drives. The company focuses on innovation, quality, and sustainability, serving various markets such as automotive, communication, and computing. Lite-On is known for its commitment to technological advancement and providing reliable, efficient products to its customers worldwide.

Application

The LTR-329ALS-01 is an ambient light sensor commonly used in applications that require automatic brightness adjustment and energy efficiency. Key application areas include:
1. Consumer Electronics: Smartphones, tablets, and laptops for automatic screen brightness adjustment.
2. Automotive: Dashboard and interior lighting control based on ambient light conditions.
3. Smart Home Devices: Automated lighting systems for energy savings.
4. Industrial Automation: Controlling lighting in response to external light variations.
5. Wearable Devices: Adjusting display brightness for better visibility and battery conservation.
Its compact size and low power consumption make it suitable for integration into various electronic devices and systems.

Package

The LTR-329ALS-01 is an ambient light sensor typically packaged in a compact surface-mount package, often a 6-pin LGA (Land Grid Array) package, which is suitable for integration into various electronic devices.

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