ABLIC

S-19255A1DA-M5T1U4

S-19255A1DA-M5T1U4 Description

The S-19255A1DA-M5T1U4 is a high-performance linear regulator designed for automotive applications, manufactured by ABLIC Inc. This IC offers a fixed output voltage of 1.35V and can deliver up to 300mA of output current. It is designed to operate with an input voltage range up to 5.5V, making it suitable for a variety of power management needs in automotive environments. The regulator is housed in a compact SOT-23 package, which is ideal for surface-mount applications and ensures minimal footprint on the PCB.

S-19255A1DA-M5T1U4 Features

• Low Quiescent Current: The S-19255A1DA-M5T1U4 features a low quiescent current of 89 µA, which is crucial for reducing power consumption in standby or low-power modes, thereby enhancing the overall efficiency of the system.
• Fixed Output Voltage: With a fixed output voltage of 1.35V, this regulator ensures stable power supply to sensitive electronic components, maintaining consistent performance.
• High Output Current Capability: The ability to deliver up to 300mA of output current makes it suitable for applications requiring moderate to high current loads.
• Enable Control Feature: The regulator includes an enable control feature, allowing for dynamic control of the power supply, which can be useful for power-saving and system management.
• Protection Features: It incorporates over-current and over-temperature protection features, ensuring robustness and reliability in demanding automotive environments.
• Low Dropout Voltage: The maximum dropout voltage of 0.31V at 200mA ensures efficient operation even when the input voltage is close to the output voltage, minimizing power loss.
• Automotive Grade: Certified for automotive use, this regulator meets the stringent reliability and performance standards required for automotive applications.
• Moisture Sensitivity Level (MSL) 1: With an MSL rating of 1, the regulator is suitable for unlimited exposure to moisture, enhancing its durability and reliability in various environmental conditions.

S-19255A1DA-M5T1U4 Applications

The S-19255A1DA-M5T1U4 is ideal for a range of automotive applications where stable and efficient power supply is critical. Specific use cases include:

• Automotive Electronics: Suitable for powering electronic control units (ECUs), infotainment systems, and other automotive electronics that require a stable 1.35V supply.
• Battery Management Systems: Ideal for applications where battery power needs to be efficiently managed and regulated, ensuring optimal performance and longevity.
• Sensor Applications: Provides reliable power supply for various sensors used in automotive systems, such as temperature sensors, pressure sensors, and proximity sensors.
• On-Board Diagnostics (OBD): Ensures stable power supply for OBD systems, which are critical for monitoring and maintaining vehicle performance and emissions.

Conclusion of S-19255A1DA-M5T1U4

The S-19255A1DA-M5T1U4 from ABLIC Inc. stands out as a reliable and efficient linear regulator tailored for automotive applications. Its low quiescent current, fixed output voltage, and high output current capability make it an excellent choice for a variety of automotive power management needs. The inclusion of enable control and robust protection features further enhances its versatility and reliability. With its compact SOT-23 package and automotive-grade certification, the S-19255A1DA-M5T1U4 is well-suited for applications where space is limited and reliability is paramount. This regulator is an ideal solution for engineers looking to optimize power supply efficiency and performance in demanding automotive environments.