NCV8154MW330280TBG

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

The NCV8154MW330280TBG is a dual-channel low-dropout (LDO) voltage regulator manufactured by onsemi. It provides two independent fixed output voltages of 3.3 V and 2.8 V, each capable of delivering up to 300 mA of load current. The device operates with an input voltage range from 1.9 V to 5.25 V and features a maximum quiescent current of 110 µA. It utilizes a WDFN-6 package measuring 1.5 x 1.5 mm. Key electrical specifications include a line regulation of 0.2 %/V, load regulation of 45 mV, and output accuracy of ±3%. The component is qualified under AEC-Q100 standards for automotive applications and supports operating temperatures from -40 °C to +125 °C.

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

• Dual-output architecture providing independent 3.3 V and 2.8 V rails within a compact footprint
• Automotive-grade reliability certified to AEC-Q100 standards for harsh environment operation
• Low static current consumption optimized for battery-powered systems
• Fixed output configuration ensuring stable voltage regulation without external feedback components

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

• Power supply stages in automotive infotainment systems
• Bias voltage generation for image sensors in camera modules
• Voltage regulation for microcontroller units in vehicle control networks
• Power distribution in telematics and navigation devices

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

Verify the complete part number against official onsemi documentation to ensure correct output voltage combinations and package type. Confirm AEC-Q100 qualification status if required for specific automotive compliance. Check for updated datasheet revisions that may affect thermal or electrical parameters. Ensure compatibility with existing PCB footprints for the WDFN-6 package. Validate input voltage ranges against system power rail specifications before integration.

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

Select this component when dual isolated rails are required from a single input source in space-constrained designs. The fixed 3.3 V and 2.8 V outputs suit digital logic and sensor interfaces commonly found in automotive electronics. Consider the 300 mA per channel limit for load requirements. The wide operating temperature range makes it suitable for under-hood or exterior module applications where standard commercial parts may fail.

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

This device belongs to the NCV8154 series of dual LDO regulators designed for automotive applications. The series offers various fixed output voltage combinations to support different subsystems within a vehicle. The 'NCV' prefix indicates automotive grade qualification, while the suffix specifies the output voltages and package variant. It complements other power management solutions like buck converters and high-side switches in comprehensive power tree designs.

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

Direct substitutes must match the dual-output configuration, WDFN-6 package, and AEC-Q100 qualification. Verify equivalent current ratings and dropout voltages for both channels. Cross-reference pinouts to ensure compatibility with existing layouts.