The LD1085CDT from STMicroelectronics is a high-performance, low-dropout (LDO) linear voltage regulator that provides a stable and reliable power supply for a wide range of applications. This versatile component is designed to maintain a constant output voltage even when there are fluctuations in the input voltage or variations in load conditions.

Key Features

• Adjustable Output Voltage: The LD1085CDT offers an adjustable output voltage ranging from 1.25V to 13.8V, which can be set using external resistors. This feature allows for a high degree of flexibility, making it suitable for custom voltage requirements.
• High Output Current: Capable of delivering up to 3A of continuous output current, it is ideal for powering a variety of devices, from simple low-power sensors to more demanding processors and FPGAs.
• Low Dropout Voltage: With a typical dropout voltage of just 1.3V at maximum output current, the LD1085CDT ensures efficient operation, even when the input voltage is close to the output voltage, thus minimizing power loss.
• Excellent Load and Line Regulation: The device exhibits superior load and line regulation, ensuring a stable output voltage despite changes in the load or variations in the input voltage.
• Overcurrent and Overtemperature Protection: Built-in protection features safeguard the regulator and the downstream components against conditions that could lead to damage, such as overcurrent and excessive temperature.

Applications

The LD1085CDT is ideal for a broad range of applications, including but not limited to:

• High-efficiency linear power supplies
• Battery-powered equipment
• Adjustable power supplies
• Post-regulation for switching supplies

Package Information

The LD1085CDT is available in a TO-220 package, which is known for its robustness and excellent thermal performance. The TO-220 package makes it easy to integrate the LD1085CDT into a variety of circuit designs while providing ample heat sinking capabilities to handle higher current applications.

With its combination of flexibility, reliability, and protection features, the LD1085CDT from STMicroelectronics is an excellent choice for designers looking to implement a stable power supply in their electronic projects.