Texas Instruments

TPS543C20RVFR  

DC Switching Voltage Regulators

TPS543C20RVFR is a high-performance synchronous step-down regulator (buck converter) designed for use in a wide range of applications. It is manufactured by Texas Instruments, a leading semiconductor company known for its high-quality and reliable products.

Description:

The TPS543C20RVFR is a highly integrated, high-efficiency step-down regulator that can operate from an input voltage range of 4.5V to 22V. It is capable of delivering an output voltage as low as 0.9V and can provide an output current of up to 3A. The device is available in a compact 1.4mm x 1.4mm 20-Pin QFN package.

Features:

1. Wide input voltage range: 4.5V to 22V
2. Low output voltage: down to 0.9V
3. High output current: up to 3A
4. Synchronous rectification for high efficiency
5. Integrated high-side and low-side MOSFETs
6. Programmable soft-start
7. Over-current protection
8. Over-voltage protection
9. Thermal shutdown
10. Small form factor: 1.4mm x 1.4mm 20-Pin QFN package

Applications:

The TPS543C20RVFR is suitable for a variety of applications that require efficient and reliable step-down voltage conversion. Some of the key applications include:

1. Industrial and automotive systems
2. Telecommunications equipment
3. Portable devices, such as smartphones and tablets
4. Laptops and notebook computers
5. Power supplies for IoT devices
6. LED lighting systems
7. Medical devices
8. Consumer electronics

The TPS543C20RVFR's combination of high efficiency, wide input voltage range, and compact form factor make it an ideal choice for designers looking to implement a reliable and efficient step-down regulator in their applications.

TPS543C20RVFR Documents

Download datasheets and manufacturer documentation for TPS543C20RVFR

Images :

Mechanical Outline Drawing      

PCN :

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

Product Catalogs :

Buck Converter Quick Reference Guide (Rev. A)       Control-Mode Quick Reference Guide (Rev. A)      

Application Notes :

Comparing internally-compensated advanced current mode (ACM) w/ D-CAP3™ control (Rev. A)       Understanding thermal-resistance specification of DC/DC convert. w/ MOSFETs       Solve Point-of-Load Power Design Challenges: Single Board Computer Applications       DC/DC Point-of-load Power Solutions for Wired Networking Switch Systems      

SPICE Models :

TPS543C20 PSpice Transient Model       Export TINA-TI Transient Spice Model from WEBENCH (Rev. A)       TPS543C20 PSpice Transient Model (Rev. A)