Product Overview: LT1085CT25

The LT1085CT25 is a high-performance, low dropout (LDO) linear voltage regulator from Linear Technology, designed to provide a fixed output of 2.5V. It is a member of the LT1085 series, which is renowned for its high efficiency, excellent line and load regulation, and ease of use in a wide range of applications. This regulator is capable of delivering up to 3A of continuous output current with a typical dropout voltage of just 1.5V at full load, making it an ideal solution for low voltage applications that require a high current supply.

Key Features

• Output Voltage: Fixed 2.5V, accurate to within ±1% over the full temperature range.
• Output Current: Capable of delivering up to 3A of continuous output current.
• Low Dropout Voltage: Typical dropout of 1.5V at full load, ensuring efficient operation even at low input-to-output voltage differentials.
• Excellent Regulation: Maintains tight control over output voltage with excellent line and load regulation characteristics.
• Protection Features: Includes overcurrent and overtemperature protection to safeguard the device and the load in adverse conditions.
• Adjustable Output: While the LT1085CT25 comes with a fixed 2.5V output, the series includes adjustable versions for custom voltage requirements.

Applications

The LT1085CT25 is versatile and can be used in a variety of applications, including:

• High-efficiency linear power supplies
• Post-regulation for switching supplies
• Battery chargers
• Graphics cards and computer motherboards
• Constant current regulators

Package and Reliability

The LT1085CT25 is offered in a TO-220 package, which is known for its robustness and good thermal performance. The device is characterized for operation from -40°C to 125°C, ensuring reliable performance even in extreme environments. The combination of high current capability, low dropout voltage, and thermal protection makes the LT1085CT25 a reliable choice for demanding applications.

In summary, the LT1085CT25 from Linear Technology stands out as a dependable and efficient voltage regulator solution, suitable for a wide array of applications that require a stable and high-current power supply.