NCV663SQ28T1G

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The NCV663SQ28T1G is a fixed-output low-dropout (LDO) linear voltage regulator manufactured by onsemi. It provides a stable 2.8 V output with a maximum continuous current of 100 mA. The device operates within an input voltage range of 2.8 V to 6 V and features a typical dropout voltage of 500 mV at full load. Quiescent current is specified at 2.5 µA, supporting energy-efficient operation. It includes internal protection against overcurrent and thermal overload. The component is qualified under AEC-Q100 standards for automotive applications and is housed in a compact SC-82-4 surface-mount package.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Automotive-grade reliability certified to AEC-Q100 standards
• Ultra-low quiescent current consumption for battery-powered systems
• Integrated thermal and overcurrent protection mechanisms

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Automotive electronic control units requiring stable power rails
• Infotainment system power distribution networks
• Sensor interface circuits in vehicle environments

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific suffix T1G for packaging configuration and RoHS compliance status. Confirm availability as the product lifecycle status may indicate end-of-life or discontinuation phases. Ensure the SC-82-4 package footprint matches your PCB design constraints before finalizing procurement orders.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a fixed 2.8 V rail is required with minimal static power draw. The AEC-Q100 qualification makes it suitable for harsh automotive environments. Compare dropout characteristics against load requirements to ensure regulation stability across the 2.8 V to 6 V input range.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to the NCV663 series of low-power LDO regulators designed for automotive applications. The series offers various fixed output voltages while maintaining consistent performance metrics such as low noise and high line/load regulation. It serves as a power management solution for sensitive analog and digital loads in vehicles.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Direct substitutes include other NCV663 series variants with different output voltages, such as NCV663SQ18T1G or NCV663SQ27T1G, provided the voltage requirement is adjusted. Verify pin compatibility and thermal performance when cross-referencing with similar automotive LDOs from other manufacturers.