The LD1117AV18 from STMicroelectronics is a robust and reliable low-dropout voltage regulator designed to provide a fixed 1.8V output voltage with a maximum output current of 800mA. This component is part of the LD1117A series, which is known for its high efficiency and low dropout performance, making it suitable for a variety of applications that require a stable voltage supply.

Key Features

• Low Dropout Voltage: The LD1117AV18 offers a low dropout voltage, which means it can maintain a stable output voltage even when the input voltage is very close to the output voltage, enhancing the efficiency of the system.
• Fixed Output: It provides a fixed output voltage of 1.8V, which is commonly required by digital circuits and microcontrollers.
• High Output Current: With the ability to supply up to 800mA of output current, this voltage regulator can power a wide range of components and devices.
• Thermal Overload Protection: The built-in thermal overload protection ensures that the device shuts down before it overheats, thereby safeguarding the regulator and the connected components from damage.
• Short Circuit Protection: The LD1117AV18 also includes short circuit protection to prevent damage in the event of a fault condition.

Applications

The LD1117AV18 is versatile and can be used in various applications, including:

• Consumer Electronics
• Portable Devices
• Computer Peripherals
• Embedded Systems

Package and Quality

STMicroelectronics provides the LD1117AV18 in a TO-220 package, which is widely used and easy to mount on printed circuit boards. The device is also available in other package options to suit different space and design requirements. As with all STMicroelectronics products, the LD1117AV18 is manufactured to high quality standards, ensuring reliability and performance for the end-user.