The L4940V85, crafted by the renowned semiconductor manufacturer STMicroelectronics, is a robust low drop voltage regulator that offers a stable output voltage with a remarkably low voltage drop. This component is highly esteemed among engineers and designers for its efficiency and reliability, particularly in applications where voltage regulation is critical under varying load conditions.

Key Features

• Precise Output Voltage: The L4940V85 ensures an output voltage of 8.5V, which is maintained with high accuracy, making it suitable for sensitive electronic devices that require a stable power supply.
• Low Dropout Voltage: With a dropout voltage of just 0.5V at a 500mA load, this regulator maintains its performance even when the input voltage is close to the output voltage, thereby ensuring efficient operation.
• High Current Capacity: It can deliver up to 1.5A of output current, which is ideal for applications with higher power demands.
• Thermal Shutdown and Current Limiting: Integrated safety features such as thermal shutdown and current limiting protect the device and the load from damage due to overheating and overcurrent conditions.
• Low Quiescent Current: The quiescent current is minimized, which reduces power consumption when the device is in standby mode, thus extending the battery life in portable applications.

Applications

The L4940V85 is versatile and can be used in a wide array of applications, including:

• Automotive electronics
• Battery-powered devices
• Industrial control systems
• Power management solutions
• Consumer electronics

Product Summary

STMicroelectronics' L4940V85 low drop voltage regulator is an optimal solution for applications that demand high efficiency and reliability. Its low dropout performance coupled with a stable output voltage makes it an excellent choice for maintaining power integrity in various electronic systems. Additionally, with built-in protection features, the L4940V85 is designed to ensure the safety and longevity of both the regulator and the electronic components it powers.