The LD1085DT-R from STMicroelectronics is a high-performance, low-dropout voltage regulator designed to provide a stable output voltage with a wide input range. This component is part of STMicroelectronics' renowned LD1085 series, which is known for its reliability and efficiency in various applications.

Key Features

• Adjustable Output Voltage: The LD1085DT-R allows the user to set the output voltage from 1.25V to a maximum of 29V through the use of external resistors, providing flexibility for different circuit requirements.
• High Current Capability: With a maximum output current of 3A, this voltage regulator can support a wide range of applications, from simple low-power devices to more demanding circuits.
• Low Dropout Voltage: The low dropout voltage of typically 1.3V at maximum output current ensures efficient operation, even when the input voltage is close to the output voltage, making it ideal for battery-powered devices.
• Excellent Load and Line Regulation: The LD1085DT-R maintains a steady output voltage despite changes in load or input voltage, ensuring consistent performance for sensitive electronic components.
• Overcurrent and Overtemperature Protection: Built-in protection features safeguard the device and the circuit from potential damage caused by excessive current or temperature.
• Wide Operating Temperature Range: This voltage regulator operates effectively within a temperature range of -40°C to 125°C, suitable for industrial and automotive environments.

Applications

The LD1085DT-R is versatile and can be used in a variety of applications, including:

• High-efficiency linear power supplies
• Battery chargers
• Post regulation for switching supplies
• Portable consumer devices
• Computer and computer-related equipment
• Industrial hardware

Package and Availability

The LD1085DT-R comes in a TO-220 package, known for its durability and ease of mounting on printed circuit boards. This product is widely available through STMicroelectronics' distribution channels, ensuring ready availability for both prototyping and mass production needs.

For detailed specifications and application notes, designers and engineers are encouraged to consult the official datasheet and technical documentation provided by STMicroelectronics.