STMicroelectronics LD1117V25 - Low Drop Voltage Regulator

The LD1117V25 is a robust low drop voltage regulator designed by STMicroelectronics, a leader in the semiconductor industry. This component is part of the LD1117 series, which is renowned for its high efficiency and reliability. The LD1117V25 is specifically engineered to provide a stable 2.5V output voltage, making it an excellent choice for a wide range of electronic applications.

Key Features

• Low Dropout Voltage: The device maintains regulation with a very low dropout voltage, typically just 1.2V at up to 800mA of output current, ensuring efficient operation even in applications with a low input voltage headroom.
• Output Current: It is capable of delivering up to 800mA of continuous output current, which is suitable for a variety of low-power devices and circuits.
• Adjustable and Fixed Output: Besides the fixed 2.5V version, the LD1117 series offers adjustable and other fixed voltage options, providing flexibility for different design requirements.
• Thermal Overload Protection: The built-in thermal protection automatically shuts down the regulator, preventing damage from overheating.
• Short Circuit Protection: The LD1117V25 includes short circuit protection to safeguard the device and the load from faults and excessive current draw.

Applications

The LD1117V25 is versatile and can be used in a variety of electronic circuits. Common applications include:

• Power supply for battery-powered devices
• Post-regulation for switching power supplies
• Microcontroller power supply
• Linear power regulators for peripheral cards

Package and Quality

This voltage regulator is available in several package options, including the popular TO-220, providing ease of integration into various circuit designs. The LD1117V25 is also supported by STMicroelectronics' commitment to quality, ensuring reliable performance across its operational lifespan.

With its combination of low dropout performance, current capacity, and protection features, the LD1117V25 from STMicroelectronics stands out as an excellent choice for designers looking to create stable and reliable power supplies in their electronic projects.