RP504L251D-TR

Voltage Regulators - DC DC Switching Regulators Overview

The RP504L251D-TR is a synchronous buck switching regulator IC from Nisshinbo Micro Devices Inc. It provides a fixed positive output voltage of 2.5V with a maximum output current of 600mA. The device operates within an input voltage range of 2.3V to 5.5V and features a switching frequency of 2MHz. It utilizes a 6-XFDFN package with an exposed pad for surface mount installation. The component supports PWM/VFM control modes and functions across a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification for improved efficiency
• Integrated PWM and VFM control modes
• Fixed 2.5V output configuration

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient step-down conversion
• Battery-powered systems needing stable 2.5V rails
• Embedded circuits with limited space constraints

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'D' corresponds to the 6-pin XFDFN package and 600mA rating in official datasheets. Confirm the 'TR' designation indicates tape and reel packaging. Ensure compatibility with 2.3V minimum input requirements for your application design.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 2.5V output at 600mA is required in a compact footprint. Consider the 2MHz switching frequency for balancing component size and noise. Verify that the synchronous topology meets efficiency targets compared to non-synchronous alternatives in similar series.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the RP504x series of low supply current CMOS-based DC/DC converters. It shares architectural similarities with other members like the RP503x but offers higher current capability. The series is designed for portable applications requiring high efficiency and small solution size.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for direct pin-compatible substitutes within the RP504x family offering different output voltages or currents. Verify if alternative packages such as DFN1616-B-EP-6 are available from the same manufacturer for board layout flexibility.