NCV30161MNWTXG

Overview

The NCV30161MNWTXG is a constant-current buck regulator designed for driving high-power LEDs. It operates with an input voltage range of 6.3 V to 40 V and features a switching frequency of 2.4 MHz. The device supports a maximum duty cycle of 100% and provides a regulated output voltage of 1.36 V. It is housed in a DFNW-10 surface-mount package and is qualified for automotive applications under AEC-Q100 standards, functioning reliably within a temperature range of -40°C to +125°C.

Feature Summary

• Integrated constant-current control architecture optimized for high-power LED driving applications
• High-frequency switching operation enabling the use of compact external passive components
• Automotive-grade qualification ensuring reliability in demanding thermal and electrical environments

Applications

• Automotive exterior lighting systems including headlights and daytime running lights
• Interior vehicle illumination modules requiring precise current regulation
• Industrial LED lighting fixtures utilizing buck topology

Procurement Notes

Verify the complete part number against official onsemi documentation to ensure correct suffix alignment. Confirm that the specific revision matches your design requirements. Cross-reference the datasheet for pinout compatibility and thermal pad specifications. Ensure that the ordering quantity aligns with standard packaging configurations provided by authorized distributors. Validate component authenticity through trusted supply chain channels.

Selection Notes

Select this component when designing LED drivers requiring a wide input voltage range up to 40 V. The fixed 2.4 MHz frequency allows for smaller inductors compared to lower-frequency alternatives. Consider the DFNW-10 package for space-constrained PCB layouts. Ensure the application environment stays within the specified -40°C to +125°C operating temperature limits for optimal performance and longevity.

Part Context

This device belongs to the NCV30161 series from onsemi, specialized for automotive power management. It falls under the broader category of PMICs focused on efficient light source control. The series is engineered to meet stringent automotive quality standards while providing robust protection features essential for critical lighting functions in vehicles.

Replacement Considerations

Consult official onsemi substitution guides for verified equivalents. Check for compatible pinouts and electrical parameters before replacing. Generic cross-references may lack automotive qualification or specific LED driver characteristics.