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S-19518AY1A-E8T1U4

S-19518AY1A-E8T1U4 Description

The S-19518AY1A-E8T1U4 is a high-performance linear regulator designed by ABLIC Inc., a leading manufacturer in the electronics industry. This device is part of the Power Management Integrated Circuits (PMIC) category and is specifically engineered to provide a stable 3.3V output voltage with a maximum output current of 250mA. The regulator is designed for automotive applications, ensuring robustness and reliability in demanding environments.

The S-19518AY1A-E8T1U4 features a fixed output configuration, making it ideal for applications where a consistent voltage supply is critical. It operates with an input voltage range up to 36V and maintains a low dropout voltage of 0.6V at 250mA, ensuring efficient power conversion even under varying input conditions. The regulator also boasts a low quiescent current of 9.8 µA, contributing to its energy efficiency and making it suitable for battery-powered systems.

S-19518AY1A-E8T1U4 Features

• Output Type: Fixed, providing a stable 3.3V output voltage.
• Input Voltage Range: Up to 36V, offering flexibility in power supply requirements.
• Output Current: 250mA, suitable for a wide range of low-power applications.
• Low Dropout Voltage: 0.6V at 250mA, enhancing efficiency in low-input voltage scenarios.
• Low Quiescent Current: 9.8 µA, minimizing power consumption during idle states.
• High PSRR: 65dB at 100Hz, ensuring excellent noise rejection and stable output.
• Control Features: Includes enable, reset out, and watchdog functions, providing enhanced control and monitoring capabilities.
• Protection Features: Over current and over temperature protection, safeguarding the device and connected circuits.
• Compliance: ROHS3 compliant, ensuring environmental safety and regulatory adherence.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), suitable for surface mount applications without moisture-related concerns.
• Mounting Type: Surface Mount, compatible with modern PCB assembly techniques.
• Package: Tape & Reel (TR), facilitating efficient handling and manufacturing processes.

S-19518AY1A-E8T1U4 Applications

The S-19518AY1A-E8T1U4 is ideally suited for automotive applications due to its robust design and compliance with automotive-grade standards. Its low dropout voltage and high PSRR make it perfect for applications where a stable power supply is crucial, such as in electronic control units (ECUs), infotainment systems, and advanced driver-assistance systems (ADAS).

The regulator's low quiescent current and fixed output voltage also make it suitable for battery-powered devices, where energy efficiency and reliability are paramount. The inclusion of control and protection features further enhances its versatility, making it an excellent choice for applications requiring precise power management and monitoring.

Conclusion of S-19518AY1A-E8T1U4

The S-19518AY1A-E8T1U4 from ABLIC Inc. stands out as a reliable and efficient linear regulator, particularly for automotive and battery-powered applications. Its combination of low dropout voltage, high PSRR, and low quiescent current ensures optimal performance and energy efficiency. The inclusion of advanced control and protection features further enhances its functionality and reliability.

This regulator is an excellent choice for engineers and designers looking for a robust, efficient, and versatile power management solution. Its automotive-grade design and compliance with industry standards make it a trusted component for critical applications, ensuring long-term reliability and performance.