RN5RK511A-TR-FE

Voltage Regulators - DC DC Switching Regulators Overview

The RN5RK511A-TR-FE is a VFM step-up DC/DC converter manufactured by Nisshinbo Micro Devices Inc. It operates within an input voltage range of 900 mV to 8 V and provides a fixed output voltage of 5 V with a maximum output current of 2 mA. The device features a switching frequency of 100 kHz and consumes only 2 uA in operating power supply current. It is housed in an SOT-23-5 package, suitable for surface mount installation, and functions reliably across a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates Voltage Frequency Modulation (VFM) control for efficient operation at light loads
• Supports wide input voltage ranges starting from low levels down to 900 mV
• Delivers a stable fixed 5 V output suitable for powering specific logic or peripheral circuits

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable devices requiring step-up conversion
• Low-power embedded systems utilizing single-cell battery inputs
• Circuits needing regulated 5 V supply from lower voltage sources

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the exact suffix against official Nisshinbo documentation to confirm pinout and electrical specifications. Ensure the ordering quantity aligns with the standard reel packaging requirements specified by the manufacturer. Cross-reference the datasheet revision date to guarantee compatibility with your design constraints.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for stepping up low input voltages to a fixed 5 V level. The low quiescent current makes it appropriate for energy-sensitive applications. Confirm that the 2 mA output current meets the load requirements before finalizing the design choice.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the RN5RK series of switching voltage regulators from Nisshinbo Micro Devices. It is categorized under PMIC solutions designed for space-constrained environments. The SOT-23-5 package allows for high-density PCB layouts while maintaining thermal performance within the specified industrial temperature range.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult the official Nisshinbo product selection guide for direct equivalents within the RN5RK family. Verify pin compatibility and electrical parameters before substituting with other manufacturers' components.