NCV8187AMT180TAG

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

The NCV8187AMT180TAG is a fixed-output low-dropout (LDO) linear voltage regulator manufactured by onsemi. It provides a stable 1.8 V output with a maximum continuous current of 1.2 A. The device operates within an input voltage range of 1.5 V to 5.5 V and features a typical power supply rejection ratio (PSRR) of 75 dB at 1 kHz. Key electrical parameters include a quiescent current of 45 µA, a line regulation of 40 µV/V, and a load regulation of 2 µV/mA. The dropout voltage is specified at 335 mV under full load conditions. The component is designed for surface-mount installation in a 6-DFN package measuring 3x3 mm.

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

• Integrated power good output signal for system status monitoring
• Built-in protection mechanisms including overcurrent, thermal shutdown, and soft-start functionality
• Automotive-grade qualification compliant with AEC-Q100 standards
• Low noise design optimized for sensitive analog and RF circuitry

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

• Powering automotive infotainment systems and display drivers
• Supplying regulated voltage to microcontrollers and memory modules in vehicle electronics
• Biasing sensors and communication interfaces requiring clean power rails
• General-purpose power management in AEC-Q100 certified electronic assemblies

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

Verify the complete part number against official onsemi documentation to ensure correct suffix alignment. Confirm that the specific ordering code matches the required package type and output voltage. Cross-reference the manufacturer's latest datasheet for any updates regarding environmental compliance or pin configuration changes prior to finalizing procurement specifications.

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

Select this component when a high-current 1.8 V rail is required for automotive applications. Ensure the input voltage remains within the 1.5 V to 5.5 V operational window. Consider the 6-DFN package dimensions for PCB layout constraints. Verify that the thermal performance meets the junction temperature requirements for the intended operating environment.

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

This device belongs to the NCV8187 series of low-noise LDO regulators from onsemi. The series offers various fixed output voltages and shares common architectural features such as high PSRR and robust protection circuits. The NCV8187AMT180TAG specifically denotes the 1.8 V output variant in the WDFNW-6 package format, distinguishing it from other voltage options and package styles within the same product family.

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

NCV8187AMT120TAG: Same series, 1.2 V output, 6-WDFN package.

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

What is the maximum input voltage for the NCV8187AMT180TAG?

The maximum input voltage is 5.5 V.

Does the NCV8187AMT180TAG include a power good indicator?

Yes, the device includes a dedicated power good output pin.

What is the package type for this component?

It is housed in a 6-DFN (3x3 mm) surface-mount package.