STMicroelectronics L4938EPD13TR Voltage Regulator

The L4938EPD13TR from STMicroelectronics is a robust automotive-grade dual voltage regulator integrated circuit designed to deliver high performance and reliability. This advanced component is housed in a compact PowerSSO-36 package, making it suitable for space-constrained applications. The L4938EPD13TR is specifically engineered to meet the stringent requirements of the automotive industry, providing a reliable power management solution for vehicle electronics.

Key Features

• Dual Voltage Output: The device provides two regulated voltages, a fixed 5V output with a 0.5A current capability, and an adjustable output that can be set from 5.1V to 20V with an external divider, supporting up to 0.1A.
• Low Dropout Voltage: The L4938EPD13TR boasts a low dropout voltage, ensuring efficient operation even when the input voltage is close to the output voltage, which is ideal for automotive environments where battery voltage can vary.
• Thermal Protection: It includes thermal shutdown protection that safeguards the device from damage due to overheating, enhancing the durability and lifespan of the regulator.
• Short Circuit Protection: The built-in short circuit protection feature prevents damage from output short circuits, ensuring the safety and reliability of the electronic system.
• Low Quiescent Current: The device is designed with a low quiescent current, which reduces power consumption when the vehicle is in idle mode, contributing to energy efficiency.

Applications

The L4938EPD13TR is versatile and can be used in various automotive applications, including:

• Body control modules
• Instrument clusters
• Infotainment systems
• Telematics

With its robust design and comprehensive protection features, the L4938EPD13TR voltage regulator is an excellent choice for designers seeking a reliable power management solution for automotive electronics. Its ability to provide stable and efficient power under harsh automotive conditions makes it a key component in modern vehicles.