The TPS54239EDDAR is a highly efficient synchronous buck regulator from Texas Instruments, designed to provide precise voltage regulation in a compact package. This advanced power solution is ideal for a wide range of applications, including consumer electronics, networking equipment, and industrial systems.

Key Features

• Input Voltage Range: The TPS54239EDDAR operates over a wide input voltage range of 4.5V to 28V, making it versatile for various power supply scenarios.
• Output Voltage: It delivers an adjustable output voltage from 0.76V to 90% of Vin, which can be precisely set with external resistors.
• High Efficiency: With integrated low R<sub>DS(on) MOSFETs, it achieves high efficiency, which minimizes power loss and heat generation.
• Current Capability: The device offers up to 2A of continuous output current, ensuring reliable performance for high-demand applications.
• Frequency Synchronization: It features a switching frequency that is programmable from 300kHz to 2MHz and can be synchronized to an external clock to reduce electromagnetic interference (EMI).
• Thermal Management: Enhanced thermal performance is achieved through the use of a thermally enhanced 8-Pin SO PowerPAD™ package.
• Protection Features: The TPS54239EDDAR includes cycle-by-cycle current limit, overvoltage protection, and thermal shutdown to safeguard the system under abnormal conditions.

Applications

The versatility of the TPS54239EDDAR makes it suitable for a diverse array of applications, including:

• Point of Load (POL) power supplies
• Aftermarket automotive accessories
• Portable and battery-powered equipment
• Networking and telecom infrastructure
• Industrial control and automation systems

Quality and Reliability

Texas Instruments is renowned for its commitment to quality and reliability, and the TPS54239EDDAR is no exception. With its robust design and comprehensive protection features, this regulator is engineered to meet the stringent requirements of modern electronic systems.

Easy Integration

Designers will appreciate the ease of integration offered by the TPS54239EDDAR. Its compact size, coupled with minimal external component requirements, simplifies the design and reduces time to market for a wide range of power supply applications.