The LM1085S-5.0/TR is a low dropout (LDO) positive voltage regulator manufactured by HGSEMI. This regulator provides a fixed 5.0V output voltage with a maximum output current of 3A. It's designed to maintain a stable output voltage even when the input voltage is close to the output voltage, making it suitable for applications where power efficiency and low voltage operation are critical.

Applications

• Post Regulator for Switching Power Supplies
• Battery Chargers
• Microprocessor Power Supplies
• Motherboard Power Supplies
• High Efficiency Linear Regulators
• Instrumentation

Features

• Fixed Output Voltage: 5.0V
• Maximum Output Current: 3A
• Low Dropout Voltage: Typically 1.3V at 3A
• Short Circuit Protection
• Thermal Overload Protection
• Reverse Battery Protection
• Operating Temperature Range: -40°C to +125°C
• Available in TO-263 Package

Benefits

• High Current Output: Supports up to 3A output current, suitable for powering various electronic components and devices.
• Low Dropout Voltage: Ensures efficient voltage regulation even when the input voltage is close to the output voltage, minimizing power loss.
• Robust Protection: Includes short circuit, thermal overload, and reverse battery protection, enhancing system reliability and preventing component damage.
• Fixed Output Voltage: Simplifies circuit design and eliminates the need for external feedback resistors, making integration easier.
• Wide Operating Temperature Range: Suitable for deployment in diverse environments with varying temperature conditions.

Additional Details

The LM1085S-5.0/TR is packaged in a TO-263 package, making it suitable for surface mount applications. The regulator provides a stable 5V output, commonly used in many electronic systems. Its low dropout characteristic is essential for efficient power management, especially in battery-operated applications. The integrated protection features add an extra layer of security, preventing damage due to overcurrent or overheating. The “/TR” suffix designates that the part is supplied in tape and reel format, facilitating automated assembly and high-volume production.