Texas Instruments

TPS55340RTER  

DC Switching Voltage Regulators

The TPS55340RTER is a high-efficiency, synchronous, step-down (buck) switching regulator from Texas Instruments. It is designed to provide efficient power conversion in a wide range of applications, including automotive, industrial, and telecom systems. Here's a detailed description of the model, its features, and applications:

Description:

The TPS55340RTER is a monolithic power management device that integrates a high-efficiency synchronous buck converter with a wide input voltage range. It is available in a thermally enhanced 10-pin 3mm x 3mm WQFN (Welded Quad Flat, No-Leads) package.

Features:

1. Input Voltage Range: 4.5V to 60V, making it suitable for a wide range of applications.
2. Output Voltage: Adjustable output voltage from 0.9V to 5.5V, providing flexibility for various load requirements.
3. High Efficiency: Up to 97% efficiency, contributing to lower power consumption and reduced thermal dissipation.
4. Synchronous Rectification: The device uses synchronous rectification, which minimizes conduction losses and improves efficiency.
5. Wide Output Current: Capable of delivering up to 3A of continuous output current.
6. Precision Current Limit: A precision current limit protects the device from overload conditions.
7. Thermal Protection: The TPS55340RTER includes thermal shutdown and over-temperature warning features to protect against overheating.
8. Small Package Size: The compact 3mm x 3mm WQFN package saves board space and allows for easier integration in tight spaces.
9. Low Quiescent Current: Low quiescent current (typical 35µA) helps maintain high efficiency in light load conditions.
10. Enable Function: An enable function allows for easy control of the regulator's operation.

Applications:

1. Automotive Systems: Infotainment systems, instrument clusters, and body control modules.
2. Industrial Control Systems: Power supplies for motor drives, sensors, and control circuits.
3. Telecommunication Systems: Power management for base stations, routers, and switches.
4. Portable Devices: Power conversion for handheld devices, smartphones, and tablets.
5. Medical Equipment: Power regulation for portable and wearable medical devices.
6. Consumer Electronics: Power management for smart home devices, IoT devices, and portable electronics.

The TPS55340RTER is a versatile and efficient power management solution that can be used in a wide range of applications requiring efficient power conversion and regulation. Its compact size, high efficiency, and thermal protection features make it an ideal choice for space-constrained and thermally sensitive applications.

TPS55340RTER Documents

Download datasheets and manufacturer documentation for TPS55340RTER

Images :

Mechanical Outline Drawing       Function Diagram      

PCN :

Process Change Notification (PDF)       Product Change Notification (PDF)      

Models :

TPS55340RTER Symbol & Footprint by SnapMagic      

Product Catalogs :

Power Management Guide 2018 (Rev. R)      

Application Notes :

Mitigating Procedure on Voltage Spike of Switching Node from Flyback Converter       Using the TPS55340 as a SEPIC.. (Rev. A)       Isolated Continuous Conduction Mode Flyback Using the TPS55340      

Technical Resources :

TPS55340 TINA-TI Transient Reference Design      

SPICE Models :

TPS55340 TINA-TI Transient Spice Model       Export TINA-TI Transient Spice Model from WEBENCH (Rev. A)       TPS55340 PSpice Average Model       TPS55340 Unencrypted PSpice Transient Model       TPS55340 Unencrypted PSpice Transient Model Package (Rev. B)