Introducing the L4949EDTR Voltage Regulator by STMicroelectronics

The L4949EDTR is a multifunctional monolithic voltage regulator designed by STMicroelectronics, tailored specifically for automotive applications. This advanced component is engineered to provide a stable supply voltage for electronic control units (ECUs) within vehicles. The L4949EDTR is a testament to STMicroelectronics' commitment to delivering high-performance and reliable power management solutions.

Key Features

• Robust Output Voltage: The device offers a fixed output voltage of 5V, with an impressive output current capability of up to 100mA. This ensures a consistent and reliable power supply for sensitive automotive electronics.
• Low Dropout Voltage: The L4949EDTR boasts a low dropout voltage, enhancing its efficiency and making it ideal for applications with tight voltage margins.
• Thermal Protection: Integrated thermal shutdown functionality safeguards the device and the application from damage due to excessive temperature rise.
• Short Circuit Protection: The built-in short circuit protection feature adds an extra layer of security, protecting the regulator and the downstream circuitry from potential harm caused by unintended short circuits.
• Wide Operating Temperature Range: With an operating temperature range from -40°C to 125°C, the L4949EDTR is well-suited for the harsh conditions of automotive environments.

Applications

The L4949EDTR is versatile and can be employed in a variety of automotive applications, including:

• Power supply for microcontroller-based systems
• Automotive body control modules
• Instrument clusters
• Infotainment systems

Package and Quality

Encased in a compact SO-8 package, the L4949EDTR is designed for space-constrained applications. It is compliant with the rigorous standards of the automotive industry, ensuring performance and reliability. Furthermore, the device is qualified under AEC-Q100, which is a critical quality endorsement for automotive-grade components.

STMicroelectronics' L4949EDTR voltage regulator is a high-quality solution for automotive electronics, offering durability, protection, and stable performance, making it an essential component for modern vehicle designs.