Texas Instruments TPS922050/1EVM Evaluation Modules

Introduction

The Texas Instruments TPS922050/1EVM Evaluation Modules are designed to facilitate the evaluation of the TPS922050/1 Buck LED drivers. These modules are engineered to support a wide range of input voltages and provide advanced dimming functionalities, making them ideal for various lighting applications.

Part Description

The TPS922050/1EVM Evaluation Modules feature a robust two-layer PCB assembly that allows users to assess the performance of the TPS922050/1 Buck LED drivers. With an input voltage range of 4.5V to 65V, these modules can efficiently drive LEDs while integrating a low-side NMOS for enhanced power density. Key features include:

• LED common anode connection
• Integrated 300mΩ MOSFET
• Typical current limits of 1.6A/3.2A
• Switching frequencies of 400kHz/1MHz
• Advanced dimming options for PWM and analog control
• Comprehensive protection features including LED open/short protection, thermal shutdown, and cycle-by-cycle current limit

Applications

The TPS922050/1EVM Evaluation Modules can be utilized in a variety of applications, including:

• Constant illumination
• Indoor and outdoor lighting
• Appliance lighting
• Cold/warm WLED lighting
• Emergency and signage lighting
• Security floodlights
• LED bulbs and lamps
• LCD backlighting
• Instant illumination for machine vision and camera flash
• Fire alarms and strobe lights

Industries

These evaluation modules find applications across multiple industries, such as:

• Consumer electronics
• Automotive lighting
• Industrial lighting
• Security systems
• Medical devices
• Architectural lighting

Usage Ideas

Here are three project ideas that can be implemented using the TPS922050/1EVM Evaluation Modules:

1. Smart Home Lighting System: Create a smart lighting system that uses the PWM dimming feature to adjust brightness based on ambient light conditions, enhancing energy efficiency and user comfort.

2. Emergency Lighting Solution: Develop an emergency lighting system that utilizes the constant illumination feature to provide reliable lighting during power outages or emergencies, ensuring safety and visibility.

3. LED Display Backlighting: Design an LED backlighting system for LCD screens that leverages the high efficiency and dimming capabilities of the TPS922050/1EVM, improving display quality and reducing power consumption.

Conclusion

The Texas Instruments TPS922050/1EVM Evaluation Modules are versatile tools for evaluating Buck LED drivers, offering a wide input voltage range and advanced dimming functionalities. With their robust design and comprehensive protection features, these modules are suitable for a variety of applications across multiple industries, making them an excellent choice for engineers and developers looking to innovate in the lighting space.