NCP1840Q8A6MNTWG

Overview

The NCP1840Q8A6MNTWG is a high-performance, low-dropout (LDO) linear regulator manufactured by onsemi. It provides a fixed output voltage of 0.8V with a maximum load current capability of 3A. The device features an input voltage range from 2.5V to 5.5V and operates within a junction temperature range of -40°C to +125°C. Packaged in a compact 6-lead WDFNW (2x2mm) format, it integrates enable functionality and power-good signaling for system monitoring.

Feature Summary

• Provides stable 0.8V output with 3A load current capability
• Integrates enable control and power-good status indication
• Designed for automotive-grade reliability and thermal performance

Applications

• Powering core voltage rails in automotive microcontrollers
• Supplying logic circuits in infotainment systems
• Biasing sensors and peripherals in ADAS modules

Procurement Notes

Verify the specific suffix 'Q8A6MNTWG' against official onsemi documentation to confirm package type, tape-and-reel quantity, and automotive qualification status. Ensure the ordering code matches the required lead-free and halogen-free specifications. Cross-reference the datasheet revision date to validate electrical characteristics before integration into production designs.

Selection Notes

Select this component when a fixed 0.8V rail is required for high-current digital loads in automotive environments. The integrated enable pin allows for precise power sequencing control. Consider the thermal dissipation capabilities of the WDFNW package relative to the ambient operating conditions and PCB copper area available for heat spreading.

Part Context

This part belongs to the NCP1840 series of automotive LDO regulators designed for robust operation in demanding electronic environments. The series offers various output voltages and current ratings, utilizing advanced CMOS technology to achieve low quiescent current while maintaining excellent line and load regulation across wide temperature ranges.

Replacement Considerations

Consult onsemi's official cross-reference tools for direct replacements. Verify that any substitute maintains the same 0.8V output, 3A current rating, WDFNW-6 package, and AEC-Q100 automotive qualification to ensure mechanical and electrical compatibility.