onsemi

NCP502SQ18T1G  

Linear & Switching Voltage Regulators

NCP502SQ18T1G Description

The NCP502SQ18T1G is a linear voltage regulator designed by onsemi, offering a fixed output voltage of 1.8V and a maximum output current of 80mA. This regulator is part of the NCP502 family, known for its high performance and reliability in various electronic applications. The device is housed in a compact SC88A package, making it suitable for space-constrained designs. Despite its small size, the NCP502SQ18T1G delivers robust performance with a maximum input voltage of 12V and a dropout voltage of 1.7V at full load. It features low quiescent current (40 µA) and low supply current (90 µA), which are critical for energy-efficient designs. The regulator also includes enable control and protection features such as over-current and over-temperature protection, ensuring safe operation under various conditions. Although the product is now obsolete, it remains a reliable choice for applications requiring a stable 1.8V supply.

NCP502SQ18T1G Features

• Fixed Output Voltage: Provides a stable 1.8V output, ideal for applications requiring precise voltage regulation.
• High Input Voltage Range: Capable of handling input voltages up to 12V, offering flexibility in power supply design.
• Low Dropout Voltage: At 1.7V dropout at 80mA, the NCP502SQ18T1G ensures efficient operation even at low input-to-output voltage differences.
• Low Quiescent Current: With a quiescent current of 40 µA, the regulator minimizes power consumption in standby mode.
• Low Supply Current: The maximum supply current of 90 µA contributes to overall energy efficiency.
• Enable Control: Allows for dynamic control of the regulator, enabling power-saving modes and controlled startup sequences.
• Protection Features: Over-current and over-temperature protection ensure reliable operation and prevent damage under fault conditions.
• Surface Mount Packaging: The SC88A package is designed for surface mount technology, facilitating automated assembly and compact design.
• Moisture Sensitivity Level 1: Suitable for unlimited exposure to moisture, making it ideal for various environmental conditions.
• REACH Compliance: The NCP502SQ18T1G is REACH unaffected, ensuring compliance with environmental regulations.

NCP502SQ18T1G Applications

The NCP502SQ18T1G is well-suited for a variety of applications where a stable 1.8V supply is required. Its low dropout voltage and low quiescent current make it particularly useful in battery-powered devices, where efficiency and longevity are critical. The regulator's compact size and surface mount package are ideal for portable electronics, wearables, and IoT devices. Additionally, its enable control and protection features make it suitable for applications requiring dynamic power management, such as microcontrollers, sensors, and communication modules. The NCP502SQ18T1G's robust performance and reliability also make it a reliable choice for industrial and automotive applications where stable power supply is essential.

Conclusion of NCP502SQ18T1G

The NCP502SQ18T1G is a versatile linear voltage regulator offering a stable 1.8V output with a maximum current of 80mA. Its low dropout voltage, low quiescent current, and low supply current make it an efficient choice for a wide range of applications, particularly in battery-powered and space-constrained designs. The inclusion of enable control and comprehensive protection features enhances its reliability and adaptability. Despite its obsolete status, the NCP502SQ18T1G remains a robust solution for applications requiring precise voltage regulation and efficient power management.

NCP502SQ18T1G Documents

Download datasheets and manufacturer documentation for NCP502SQ18T1G