Texas Instruments

TPS22965NTDSGRQ1

The TPS22965NTDSGRQ1 is a high-performance, single-channel, digital LED driver from Texas Instruments. It is designed to provide efficient and precise control of high-current LED lighting applications.

Description:

The TPS22965NTDSGRQ1 is a monolithic, step-down LED driver that integrates a high-side current sensing, a low-side current sensing, and a high-voltage power MOSFET. It operates from a wide input voltage range of 4.75V to 60V and can deliver up to 2.5A of output current. The device is available in a compact 10-pin, 3mm x 3mm WQFN package.

Features:

1. High efficiency: The TPS22965NTDSGRQ1 offers high efficiency up to 95%, reducing power dissipation and improving thermal performance.
2. Precise current control: The device provides accurate current regulation with an external resistor, allowing for precise control of the LED brightness.
3. High-side and low-side current sensing: The integrated high-side and low-side current sensing allows for accurate measurement of the LED current, enabling overcurrent protection and accurate reporting of the LED current to a microcontroller.
4. Wide input voltage range: The TPS22965NTDSGRQ1 can operate from a wide input voltage range of 4.75V to 60V, making it suitable for various applications, including automotive and industrial systems.
5. Programmable dimming: The device supports PWM dimming and analog dimming, providing flexibility in controlling the LED brightness.
6. Protection features: The TPS22965NTDSGRQ1 includes overcurrent protection, overvoltage protection, and thermal shutdown protection to ensure reliable operation and prevent damage to the system.

Applications:

1. Automotive LED lighting: The TPS22965NTDSGRQ1 is suitable for automotive applications, such as headlights, taillights, and interior lighting.
2. Industrial LED lighting: The device can be used in industrial LED lighting systems, such as machine vision systems, inspection systems, and factory automation equipment.
3. Architectural and commercial lighting: The TPS22965NTDSGRQ1 can be used in architectural and commercial lighting applications, such as downlights, wall washers, and streetlights.
4. Portable and handheld devices: The device can be used in portable and handheld devices that require efficient LED lighting, such as flashlights, headlamps, and inspection devices.

In summary, the TPS22965NTDSGRQ1 is a versatile, high-performance LED driver that offers precise control, high efficiency, and robust protection features, making it suitable for a wide range of applications, including automotive, industrial, architectural, and portable lighting systems.