STMicroelectronics L4947PD013TR Voltage Regulator

The L4947PD013TR from STMicroelectronics is a robust, high-performance voltage regulator designed specifically for automotive applications. This device is part of STMicroelectronics' extensive range of power management integrated circuits, which are engineered to meet the demanding requirements of modern automotive electronics.

Key Features

• Output Voltage: The L4947PD013TR provides a stable 5V output, which is essential for consistent performance of automotive electronics.
• Output Current: Capable of delivering up to 500 mA of output current, this voltage regulator can power a wide range of components, from sensors to microcontrollers.
• Low Dropout: The low dropout voltage feature ensures efficient operation even when the input voltage is very close to the output voltage, thereby reducing power loss and improving overall system efficiency.
• Thermal Protection: The device includes an over-temperature protection circuit that shuts down the regulator if the internal temperature exceeds safe operating limits, preventing damage to the component and the system.
• Short-Circuit Protection: In the event of a short circuit, the L4947PD013TR protects itself and the system by limiting the output current.
• Load Dump Protection: It is designed to withstand the surges typically encountered in automotive power systems, ensuring reliability in a harsh electrical environment.

Applications

The L4947PD013TR is ideal for use in various automotive applications, including:

• Engine Control Units (ECUs)
• Instrument Cluster Panels
• Infotainment Systems
• Body Control Modules

Package and Availability

The L4947PD013TR is available in a PowerSO-20 package, which is designed for surface mount technology (SMT) and is well-suited for space-constrained automotive applications. The part number ending 'TR' indicates that the product is provided in tape and reel packaging, which facilitates automated assembly processes.

With its robust design and comprehensive protection features, the L4947PD013TR from STMicroelectronics is a reliable and efficient solution for automotive voltage regulation needs.