TPS54239EDDAR

Voltage Regulators - DC DC Switching Regulators Overview

The TPS54239EDDAR is a synchronous step-down DC/DC converter from Texas Instruments featuring the D-CAP2 control architecture. It operates with an input voltage range of 4.5 V to 23 V and delivers up to 2 A of output current. The device supports adjustable output voltages from 760 mV to 7 V. Key electrical specifications include a fixed switching frequency of 600 kHz, a quiescent current of 3 uA, and an operating junction temperature range from -40°C to +150°C. It utilizes an SO-PowerPAD-8 package for surface mount installation.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates D-CAP2 control mode for fast transient response and simplified external compensation
• Features integrated high-side and low-side N-channel power MOSFETs within the SO-PowerPAD-8 package
• Includes comprehensive protection mechanisms such as thermal shutdown, cycle-by-cycle current limiting, and undervoltage lockout

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial equipment power distribution
• Embedded computing systems
• Portable instrumentation power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific ordering suffix 'R' indicates reel packaging configuration. Confirm the component meets RoHS standards and humidity sensitivity level requirements for your assembly process. Ensure the SO-PowerPAD-8 thermal pad connection is properly managed on the PCB layout to maintain specified thermal performance.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when an input voltage range between 4.5 V and 23 V is required with a maximum load current of 2 A. The 600 kHz switching frequency offers a balance between efficiency and passive component size. Consider the D-CAP2 topology if minimal external compensation components are desired for the design.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the TPS54239E series of SWIFT synchronous buck converters. It is designed for applications requiring high efficiency and compact solution size. The device integrates all necessary power stage components into a single small footprint package, reducing the overall bill of materials and board space compared to discrete solutions.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct pin-to-pin replacements within the same family may include variants with different thermal ratings or package options. Verify that any substitute maintains the 4.5 V to 23 V input range and 2 A output capability. Check datasheet compatibility for control loop stability and thermal dissipation requirements.