RP512Z181C-TR-T

Voltage Regulators - DC DC Switching Regulators Overview

The RP512Z181C-TR-T is a buck DC/DC converter manufactured by Nisshinbo Micro Devices. It features an ultra-low quiescent current of 0.3 µA and delivers a fixed output voltage of 1.8 V at up to 300 mA. The device operates within an input voltage range of 2 V to 5.5 V and supports junction temperatures from -40°C to +85°C. It is housed in an 8-XFBGA or WLCSP package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Ultra-low quiescent current consumption for extended battery life
• Fixed 1.8 V output capability with 300 mA load support
• Compact surface-mount packaging suitable for space-constrained designs

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronics
• Wearable health monitoring devices
• IoT sensor nodes requiring low standby power

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix (e.g., TR-T) against the manufacturer's official datasheet to confirm tape-and-reel packaging and exact electrical tolerances. Ensure the ordering part number matches the required package type, as variations may exist within the RP512Z family. Cross-reference with authorized distributors to confirm current availability status.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when ultra-low static current is critical for battery-operated applications. The fixed 1.8 V output simplifies design for compatible logic levels. Consider the thermal performance of the 8-XFBGA/WLCSP package relative to the expected ambient temperature and load conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the RP512Z series of buck converters designed for high efficiency and minimal power loss. The series targets applications where energy conservation is paramount, distinguishing it from standard linear regulators through its switching architecture and superior quiescent current specifications.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing PCB footprints and control circuitry before considering alternative components.