Specifications
| Attribute | Value |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | Ambient |
| Proximity Detection | Yes |
| Output Type | I²C |
| Voltage - Supply | 1.7V ~ 2V |
| Operating Temperature | -30°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Overview
Description
The TSL25403 is a digital ambient light sensor designed to mimic the human eye's response to light under a variety of lighting conditions. It integrates photodiodes, amplifiers, and analog-to-digital converters to provide precise measurements of ambient light intensity. This sensor is commonly used in applications like display backlighting, consumer electronics, and portable devices where adjusting to ambient light conditions can enhance user experience and save power.
The TSL25403 features a wide dynamic range, allowing it to measure light in environments from darkness to full sunlight. It communicates with microcontrollers via an I2C interface, which simplifies integration into various systems. Additionally, it includes features such as programmable interrupt thresholds to reduce microcontroller workload and minimize power consumption.
Overall, the TSL25403 is valued for its accuracy, ease of integration, and ability to perform in diverse lighting conditions, making it a versatile component for enhancing energy efficiency and user interface adaptability in electronic devices.
The TSL25403 features a wide dynamic range, allowing it to measure light in environments from darkness to full sunlight. It communicates with microcontrollers via an I2C interface, which simplifies integration into various systems. Additionally, it includes features such as programmable interrupt thresholds to reduce microcontroller workload and minimize power consumption.
Overall, the TSL25403 is valued for its accuracy, ease of integration, and ability to perform in diverse lighting conditions, making it a versatile component for enhancing energy efficiency and user interface adaptability in electronic devices.
Equivalent
The TSL25403 chip is a digital ambient light sensor. Equivalent products include:
1. Vishay’s VEML7700 - Ambient Light Sensor with I2C Interface
2. Broadcom’s APDS-9250 - Digital RGB IR and Ambient Light Sensor
3. AMS OSRAM’s TSL2591 - High Sensitivity Digital Light Sensor
4. ROHM’s BH1750 - Digital Ambient Light Sensor with I2C Bus
These alternatives offer similar functionalities and interfaces, suitable for various lighting applications.
1. Vishay’s VEML7700 - Ambient Light Sensor with I2C Interface
2. Broadcom’s APDS-9250 - Digital RGB IR and Ambient Light Sensor
3. AMS OSRAM’s TSL2591 - High Sensitivity Digital Light Sensor
4. ROHM’s BH1750 - Digital Ambient Light Sensor with I2C Bus
These alternatives offer similar functionalities and interfaces, suitable for various lighting applications.
Features
The TSL25403 is a digital ambient light sensor that provides precise measurements of ambient light intensity. Key features include:
1. Spectral Response: It mimics the human eye, covering visible light wavelengths, which makes it suitable for applications like display brightness control.
2. I²C Interface: The sensor communicates via an I²C interface, allowing for easy integration with microcontrollers and reducing the need for additional components.
3. Wide Dynamic Range: It offers a wide dynamic range and high sensitivity, enabling it to function effectively in various lighting conditions, from dim to bright environments.
4. Programmable Gain and Integration Time: Users can adjust gain and integration time settings to optimize performance for specific applications.
5. Low Power Consumption: The sensor is energy-efficient, making it ideal for battery-powered devices.
6. Compact Package: Its small form factor allows for easy implementation in space-constrained applications.
7. Interrupt Functionality: It can generate interrupts based on user-defined thresholds, allowing for efficient power management by waking up the host processor only when necessary.
These features make the TSL25403 suitable for use in consumer electronics, smart lighting, and industrial applications.
1. Spectral Response: It mimics the human eye, covering visible light wavelengths, which makes it suitable for applications like display brightness control.
2. I²C Interface: The sensor communicates via an I²C interface, allowing for easy integration with microcontrollers and reducing the need for additional components.
3. Wide Dynamic Range: It offers a wide dynamic range and high sensitivity, enabling it to function effectively in various lighting conditions, from dim to bright environments.
4. Programmable Gain and Integration Time: Users can adjust gain and integration time settings to optimize performance for specific applications.
5. Low Power Consumption: The sensor is energy-efficient, making it ideal for battery-powered devices.
6. Compact Package: Its small form factor allows for easy implementation in space-constrained applications.
7. Interrupt Functionality: It can generate interrupts based on user-defined thresholds, allowing for efficient power management by waking up the host processor only when necessary.
These features make the TSL25403 suitable for use in consumer electronics, smart lighting, and industrial applications.
Pinout
The TSL25403 is a digital light sensor with a pin count of 6. These pins are typically configured as follows:
1. VDD: Power Supply Voltage.
2. GND: Ground.
3. SDA: Serial Data (I2C data line).
4. SCL: Serial Clock (I2C clock line).
5. INT: Interrupt (a signal to alert the host microcontroller of a specific condition).
6. ADDR: I2C Address Selection (used to set the I2C address of the device).
The TSL25403 is designed to measure ambient light levels and can communicate these readings to a microcontroller using the I2C protocol. It is often used in applications that require light sensing for automatic adjustment of display brightness or in systems that need ambient light measurements for energy-saving features.
1. VDD: Power Supply Voltage.
2. GND: Ground.
3. SDA: Serial Data (I2C data line).
4. SCL: Serial Clock (I2C clock line).
5. INT: Interrupt (a signal to alert the host microcontroller of a specific condition).
6. ADDR: I2C Address Selection (used to set the I2C address of the device).
The TSL25403 is designed to measure ambient light levels and can communicate these readings to a microcontroller using the I2C protocol. It is often used in applications that require light sensing for automatic adjustment of display brightness or in systems that need ambient light measurements for energy-saving features.
Manufacturer
The TSL25403 is manufactured by ams-OSRAM AG. ams-OSRAM is a multinational company that specializes in the design and production of optoelectronic components and sensors. The company is known for its expertise in sensor solutions, including light sensors, image sensors, and other optical technologies. It caters to various industries, including consumer electronics, automotive, industrial, and healthcare. ams-OSRAM's products are often used in applications that require advanced sensing and illumination solutions, contributing to innovations in areas like mobile devices, smart home technology, and automotive systems.
Application
The TSL25403 is a digital ambient light sensor designed for various applications. It is commonly used in automatic brightness adjustment for displays, such as in smartphones, tablets, and TVs, to optimize screen visibility and energy efficiency. It is also employed in smart lighting systems for adjusting light levels based on ambient conditions. Additionally, it finds applications in industrial automation for monitoring environmental light conditions and in camera systems for enhancing image quality by providing accurate ambient light data. Its precise light sensing capabilities make it suitable for any application requiring ambient light level detection.
Package
The TSL25403 is typically available in a small, surface-mount package known as a Dual Flat No-Lead (FN) package, specifically designed for integration in compact devices. This package type enhances the ease of placement on printed circuit boards (PCBs) and facilitates automated assembly processes.
