TPS627431YFPR

Voltage Regulators - DC DC Switching Regulators Overview

The TPS627431YFPR is a synchronous step-down DC-DC converter from Texas Instruments featuring ultra-low quiescent current of 360 nA. It operates with an input voltage range of 2 V to 5.5 V and delivers up to 400 mA output current. The device utilizes DCS-Control topology with a typical switching frequency of 1.2 MHz. It supports programmable output voltages between 1.2 V and 3.3 V via external resistors. Packaged in an 8-pin DSBGA, it ensures compact solution size suitable for space-constrained portable applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Ultra-low static current enables extended battery life in standby modes
• Integrated slew-rate controlled load switch protects downstream subsystems
• Automatic transition to 100% duty cycle mode minimizes output ripple at light loads
• Optimized for small passive components reducing overall footprint

Voltage Regulators - DC DC Switching Regulators Applications

• Bluetooth Low Energy modules
• Zigbee wireless sensor networks
• Industrial metering devices
• Energy harvesting systems

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix YFPR confirms the tape and reel packaging format required for automated assembly processes. Ensure the component matches the DSBGA-8 package outline dimensions for PCB layout compatibility. Confirm RoHS compliance status aligns with regional regulatory requirements before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this variant when higher output current capability near 400 mA is required compared to standard 300 mA models. Consider the DSBGA-8 package for superior thermal performance and minimal board space usage. Evaluate the 1.2 MHz switching frequency against EMI constraints and inductor selection requirements for the target design.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the TPS6274x family of ultra-low power buck converters designed for portable electronics. It shares architectural similarities with TPS62740 and TPS62742 but offers distinct output current ratings. The series emphasizes efficiency across wide load ranges using advanced control techniques.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

TPS62743YFPR serves as a direct functional substitute offering identical specifications with 300 mA output rating.