Product Overview: L4931ABDT80-TR from STMicroelectronics

The L4931ABDT80-TR is a low drop voltage regulator designed and manufactured by STMicroelectronics, a leader in semiconductor solutions. This regulator is part of the L4931 series, known for their low dropout, low quiescent current, and high accuracy output voltage. The device is particularly suitable for battery-powered systems, where maximizing battery life is crucial, and also for low voltage microprocessor and memory systems where power efficiency is essential.

Key Features

• Low Dropout Voltage: The L4931ABDT80-TR offers an extremely low dropout voltage, which ensures efficient operation even when the input voltage is very close to the output voltage, reducing power loss and improving overall efficiency.
• Output Voltage: This regulator provides a stable output voltage of 8.0V, which is ideal for consistent performance in a variety of electronic applications.
• High Output Current: Capable of delivering up to 250 mA of output current, the L4931ABDT80-TR can easily supply sufficient power for a wide range of components.
• Low Quiescent Current: With a very low quiescent current, this voltage regulator minimizes standby power consumption, making it an excellent choice for power-sensitive applications.
• Thermal Overload Protection: The device includes built-in thermal overload protection that shuts down the output if the temperature exceeds safe operating limits, ensuring the reliability and longevity of both the regulator and the system it is protecting.
• Short Circuit Protection: The L4931ABDT80-TR is equipped with short circuit protection to prevent damage from output short circuits, providing an additional layer of safety.

Applications

The L4931ABDT80-TR is versatile and can be used in a diverse range of applications. It is particularly well-suited for use in portable devices, automotive electronics, computer systems, and other electronic equipment that require a stable and efficient power supply. Its robust protection features make it an excellent choice for applications where reliability is paramount.

Package and Availability

This voltage regulator is available in a DPAK package, which is designed for surface mount technology (SMT) and is suitable for automated assembly processes. The L4931ABDT80-TR is also available in tape and reel packaging, facilitating efficient handling and manufacturing.