STMicroelectronics LD1117V18 Voltage Regulator

The LD1117V18 from STMicroelectronics is a robust and reliable low drop voltage regulator capable of delivering up to 800mA of output current. Designed to provide a fixed 1.8V output voltage with an accuracy of ±1% at room temperature, this component ensures a stable and precise voltage supply for various electronic applications.

Key Features

• Low Dropout Performance: With a typical dropout voltage of just 1.1V at maximum load, the LD1117V18 ensures efficient operation even when the input voltage is close to the output voltage.
• Output Current: The device can deliver a consistent 800mA, making it suitable for a wide range of applications from consumer electronics to industrial systems.
• Thermal Overload Protection: The built-in thermal shutdown and current limiting features protect the device from damage caused by overcurrent and overheating conditions.
• Adjustable Output: Although the LD1117V18 is designed to provide a fixed 1.8V, it also comes in an adjustable version that allows the output voltage to be set from 1.25V up to 13.8V using external resistors.
• Low Ground Current: The low ground current of the LD1117V18 improves the efficiency of the regulator, making it ideal for battery-powered applications.
• Package Options: Available in a variety of packages including TO-220, TO-220FP, TO-3, D2PAK, and more, to suit different mounting and space requirements.

Applications

• Consumer Electronics
• Portable Devices
• Computer Systems
• Industrial Equipment

The LD1117V18's combination of low dropout performance, robust protection features, and flexible packaging options make it a versatile choice for designers looking to ensure a stable power supply in their electronic circuits. Whether you're working on sensitive analog applications, RF circuits, or simply need a reliable power source for your microcontroller, the LD1117V18 from STMicroelectronics is an excellent choice to meet your voltage regulation needs.