R1225N182K-TR-FE

Overview

The R1225N182K-TR-FE is a low-power CMOS voltage regulator manufactured by Nisshinbo Micro Devices. It features a fixed output voltage of 1.8V with high accuracy. The device operates within an input voltage range supporting various battery applications. It incorporates internal protection circuits for overcurrent and thermal shutdown. The component is designed for portable electronic devices requiring stable power supply with minimal quiescent current consumption.

Feature Summary

• Fixed output voltage regulation with high precision
• Integrated overcurrent and thermal protection mechanisms
• Low quiescent current operation for extended battery life
• Compact package design suitable for space-constrained applications

Applications

• Portable mobile phones and smartphones
• Digital cameras and camcorders
• MP3 players and audio devices
• Wearable health monitoring devices

Procurement Notes

Verify the complete part number including suffixes such as -TR-FE to ensure correct packaging and tape-and-reel specifications. Confirm that the manufacturer's official datasheet matches the requested electrical characteristics before procurement. Check for any specific handling requirements related to electrostatic discharge sensitivity during storage and assembly processes.

Selection Notes

Select this component when a fixed 1.8V output is required with strict power efficiency constraints. Ensure the input voltage range aligns with the system's power source, typically single-cell lithium batteries. Verify that the load current requirements fall within the regulator's specified operational limits to maintain stability and regulation accuracy under all expected operating conditions.

Part Context

This regulator belongs to the R1225N series of low-power CMOS voltage regulators from Nisshinbo Micro Devices. The series is engineered for battery-powered consumer electronics where minimizing standby current is critical. The R1225N182K variant specifically provides a 1.8V output, catering to logic circuits and memory components in modern portable devices.

Replacement Considerations

Consult official substitution lists from Nisshinbo Micro Devices for direct replacements. Verify pin compatibility and electrical parameters against alternative manufacturers' offerings if cross-sourcing is necessary. Ensure that any substitute component meets or exceeds the original's quiescent current and output voltage accuracy specifications.