RP402K181C-TR

Voltage Regulators - DC DC Switching Regulators Overview

The RP402K181C-TR is a synchronous boost DC/DC converter from Nisshinbo Micro Devices, part of the RP402K series. It provides a fixed 1.8 V output at up to 0.8 A. The device operates with an input voltage range of 0.6 V to 4.8 V and features a typical startup voltage of 0.7 V. Packaged in a DFN2020-EP-8 (DFN-PLP-1820-6) surface-mount package, it integrates current mode PWM/VFM control for high efficiency.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification architecture for enhanced conversion efficiency
• Current mode PWM/VFM control strategy for stable operation
• Low-voltage startup capability enabling use with depleted power sources

Voltage Regulators - DC DC Switching Regulators Applications

• Battery-powered portable electronics requiring step-up regulation
• Mobile communication devices utilizing low-input voltage sources
• Embedded systems needing efficient power management from single-cell batteries

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'C' against the official datasheet to confirm pinout and thermal pad configuration. Ensure the ordering quantity aligns with manufacturer reel specifications. Confirm RoHS compliance status through the latest product documentation before integration into production designs.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact synchronous boost solution is required for inputs starting below 1 V. The 1.8 V fixed output suits logic circuits powered by single lithium cells. Compare thermal performance in the DFN2020-EP-8 package against alternative packages if heat dissipation is critical for the target application environment.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the RP402K family of high-efficiency step-up converters. It shares functional similarities with the RP402N181E-TR but differs in packaging and potentially internal control parameters. The RP402K series is designed for applications demanding small footprint and high efficiency from low-voltage sources.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The RP402N181E-TR is a related boost converter but uses an SOT-23-5 package. Verify compatibility if space constraints allow for package changes. No direct pin-to-pin substitutes are confirmed in public documentation.