The L4947H from STMicroelectronics is a robust, high-performance 5V regulator specifically designed to provide a stable and reliable power supply in automotive and industrial applications. This advanced voltage regulator is capable of delivering up to 500 mA of output current, making it an ideal choice for powering microcontrollers, sensors, and other sensitive electronic components that require a consistent 5V power source.

Key Features

• Output Voltage: Precisely regulated 5V output, which is essential for ensuring the stable operation of connected devices.
• Output Current: Capable of providing up to 500 mA, suitable for a variety of applications.
• Input Voltage Range: Wide input voltage range that allows operation from various power sources, including car batteries and industrial systems.
• Thermal Protection: Integrated thermal shutdown feature to protect the device and connected components from overheating.
• Short-Circuit Protection: Offers robust short-circuit and overcurrent protection mechanisms to ensure longevity and reliability.
• Low Dropout Voltage: The low dropout voltage ensures efficient operation even when the input voltage is close to the output voltage.
• Package: Available in a Pentawatt package, designed for easy mounting and optimal heat dissipation.

Applications

The L4947H is particularly suitable for automotive environments where supply conditions are harsh and demanding. It is an excellent choice for infotainment systems, body control modules, and other automotive subsystems. Additionally, its robustness makes it well-suited for industrial applications such as process control units, automation systems, and other equipment requiring a stable 5V supply.

Quality and Reliability

STMicroelectronics is known for its commitment to quality, and the L4947H is no exception. It is designed to meet the stringent requirements of automotive-grade components, ensuring high reliability and performance under extreme conditions. With its built-in protection features and durable construction, the L4947H is engineered to provide a dependable power solution for the most challenging applications.