RP509Z001D-E2-F

Voltage Regulators - DC DC Switching Regulators Overview

The RP509Z001D-E2-F is a synchronous rectifier step-down DC/DC converter from the Nisshinbo RP509Z series. It operates with an input voltage range of 2.3 V to 5.5 V and provides a fixed output voltage of 1.8 V. The device supports output currents of 0.5 A or 1 A depending on operating conditions, utilizing a 6 MHz switching frequency for efficient power conversion. It employs PWM/VFM control modes and is housed in a WLCSP-6-P6 package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a synchronous rectifier for high-efficiency step-down conversion
• Supports both PWM and VFM operation modes for optimized load performance
• Utilizes a 6 MHz switching frequency to minimize external component size
• Available in a compact WLCSP-6 package for high-density board mounting

Voltage Regulators - DC DC Switching Regulators Applications

• Evaluation of low-supply-current PWM/VFM step-down DC/DC converters
• High-density portable electronic devices requiring small form factors
• Battery-powered systems utilizing the RP509Z series architecture

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix E2-F against official datasheets to confirm pinout and electrical characteristics. Ensure compatibility with WLCSP-6-P6 packaging requirements during assembly. Cross-reference ordering information with authorized distributors to validate part authenticity and revision levels before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 1.8 V output is required from a 2.3 V to 5.5 V input source. The WLCSP-6 package is suitable for applications demanding minimal PCB area. Consider the 6 MHz switching frequency for reducing passive component footprint compared to lower-frequency alternatives within the same family.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the RP509Z series of switching voltage regulators manufactured by Nisshinbo Micro Devices. The series features synchronous rectification and supports output currents up to 1 A. Other variants in the series offer different fixed output voltages and packages, such as SOT-23-6, while maintaining similar operational parameters like the 6 MHz switching frequency.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include other RP509Z series parts with identical 1.8 V output and WLCSP-6 packaging, such as RP509Z181B-E2-F. Verify that any replacement maintains the same synchronous rectifier topology and 6 MHz switching frequency to ensure circuit compatibility.