LTR-329ALS-01

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LTR-329ALS-01

SENSOR OPT AMBIENT 4DFN

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Specifications

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Ambient
ProximityDetection No
OutputType I²C
Voltage-Supply 2.4V ~ 3.6V
OperatingTemperature -30°C ~ 70°C
MountingType Surface Mount
Package/Case 4-VDFN

Overview

Description

The LTR-329ALS-01 is a digital ambient light sensor commonly used in consumer electronics for automatic brightness adjustment and display backlighting. It is manufactured by Lite-On and features a compact design, making it suitable for integration into smartphones, tablets, and laptops.
Key features include:
1. Spectral Response: It is designed to closely match the human eye's sensitivity to light, providing accurate ambient light measurements for improved display visibility and power efficiency.
2. High Sensitivity: The sensor can detect a wide range of light intensities from very low to high lux levels, ensuring precise operation in varying lighting conditions.
3. I2C Interface: The LTR-329ALS-01 communicates via an I2C interface, enabling easy integration with microcontrollers and other digital systems.
4. Power Efficiency: It operates on low power, making it ideal for battery-powered devices by reducing overall power consumption.
5. Calibration: The sensor comes with built-in calibration features to provide consistent performance across different environments and conditions.
Overall, the LTR-329ALS-01 is a versatile and efficient solution for ambient light sensing applications, enhancing user experience through adaptive brightness control.

Features

The LTR-329ALS-01 is a digital ambient light sensor designed by Lite-On, offering high precision and reliability for various applications. Key features include:
1. Spectral Response: Mimics human eye response, making it ideal for adjusting display brightness and conserving power in devices like smartphones and tablets.
2. Digital Output: Provides a direct I2C interface, simplifying integration into systems without needing an analog-to-digital converter.
3. Low Power Consumption: Designed for power-sensitive applications, it operates efficiently with minimal energy usage.
4. Wide Lux Range: Capable of detecting ambient light levels from 0.01 lux to 64,000 lux, suitable for different lighting environments.
5. Configurable Gain Settings: Offers flexibility in adjusting sensitivity to accommodate various lighting conditions.
6. Small Form Factor: Its compact package is suitable for space-constrained applications.
7. Temperature Compensation: Ensures accurate readings across a range of temperatures, enhancing reliability in diverse environments.
8. Interrupt Functionality: Can be programmed to trigger interrupts when ambient light changes, optimizing system performance by reducing the need for constant polling.
These features make the LTR-329ALS-01 a versatile choice for improving device performance and user experience through intelligent light sensing.

Package

The LTR-329ALS-01 is a light sensor typically available in a compact LGA (Land Grid Array) package, designed for efficient surface mounting on circuit boards. This package type allows for a low-profile form factor, making it suitable for space-constrained applications in consumer electronics.

Pinout

The LTR-329ALS-01 is a digital ambient light sensor (ALS) designed for low power applications. It typically comes in a 6-pin package. Here are the pin functions:
1. VDD: Power supply pin.
2. GND: Ground pin.
3. SDA: Serial data line for I2C interface.
4. SCL: Serial clock line for I2C interface.
5. INT: Interrupt output pin.
6. NC: Not connected; often used for mechanical stability.
The sensor primarily detects ambient light levels and communicates the data via an I2C interface, which is suitable for use in mobile devices, notebooks, and other applications requiring light intensity measurement. Its low power consumption makes it ideal for battery-driven applications.

Manufacturer

The LTR-329ALS-01 is manufactured by Lite-On Technology Corporation. Lite-On is a Taiwanese company known for producing a wide range of electronic components and devices. Founded in 1975, Lite-On initially focused on light-emitting diode (LED) products but has since diversified its portfolio to include optoelectronics, computer peripherals, and consumer electronics. The company is a significant player in the fields of power supply units, optical disc drives, and other electronic components, serving various industries, including computing, automotive, and telecommunications.

Application

The LTR-329ALS-01 is a digital ambient light sensor primarily used in applications like mobile devices, laptops, and tablets to adjust screen brightness based on ambient light conditions. It is also used in various consumer electronics for energy-saving purposes, enhancing user experience by optimizing display visibility in different lighting environments. Additionally, it can be integrated into smart lighting systems and IoT devices for automatic lighting control and environmental monitoring.

Equivalent

The LTR-329ALS-01 is an ambient light sensor. Equivalent products include the TSL2561 from AMS, the OPT3001 from Texas Instruments, and the BH1750 from Rohm. These sensors offer similar functionality, such as measuring ambient light levels for applications in smartphones, tablets, and other consumer electronics. Always check the specific requirements and datasheets to ensure compatibility with your application.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer