The LM1085R-3.3V is a low dropout (LDO) voltage regulator manufactured by TAEJIN/HTC Korea. It provides a fixed 3.3V output voltage and is designed to maintain a stable output even when the input voltage is close to the desired output. This regulator is ideal for applications requiring efficient and reliable voltage regulation.

Applications

• Post Regulation for Switching Supplies
• Battery Chargers
• Microprocessor Power Supplies
• Voltage regulation in embedded systems
• Linear regulation in power supplies

Features

• Fixed 3.3V Output Voltage
• Low Dropout Voltage
• 3A Output Current Capability
• Internal Current Limiting
• Thermal Shutdown Protection
• Available in various packages (TO-252, TO-220)

Benefits

• Provides a stable and accurate 3.3V output
• Operates effectively with low input-output voltage differentials
• Can supply up to 3A of current to the load
• Protects against overcurrent conditions
• Prevents damage due to overheating
• Offers flexibility in mounting options

Additional Details

The LM1085R-3.3V has a typical dropout voltage of 1.3V at the rated current. It features internal current limiting and thermal shutdown protection to prevent damage from overloads or overheating. The operating temperature range is typically from -40°C to +125°C. The package type is crucial for heat dissipation and mounting considerations. Datasheets provide detailed electrical characteristics, thermal specifications, and application guidelines. Ensure proper heat sinking to maintain stable operation at high currents. This regulator is RoHS compliant.