The LM1086R-3.3 is a low dropout (LDO) voltage regulator manufactured by TAEJIN / HTC Korea. LDO regulators are used to provide a stable output voltage from a higher input voltage, while minimizing the voltage difference required for regulation. The '-3.3' suffix indicates that the output voltage is fixed at 3.3V.

Applications

• Microcontroller Power Supplies: Provides a stable 3.3V supply for microcontrollers and other digital logic.
• Post-Regulation for Switching Regulators: Reduces ripple and noise from switching power supplies.
• Battery-Powered Devices: Provides a regulated voltage from a battery source.
• Linear Power Supplies: Used in linear power supply designs to provide a stable output voltage.
• Portable Electronics: Common in devices requiring a regulated 3.3V supply.

Features

• Low Dropout Voltage: Operates with a small difference between the input and output voltages, improving efficiency.
• Fixed 3.3V Output: Provides a stable and accurate 3.3V output voltage.
• Overcurrent Protection: Protects the regulator and the load from excessive current draw.
• Thermal Shutdown: Shuts down the regulator if the junction temperature exceeds a safe limit.
• Reverse Battery Protection: Protects the regulator from damage if the battery is connected with reverse polarity.

Benefits

• Stable Output Voltage: Provides a consistent and reliable 3.3V supply for sensitive electronic components.
• High Efficiency: The low dropout voltage minimizes power dissipation and improves efficiency.
• Robust Protection: Overcurrent protection, thermal shutdown, and reverse battery protection enhance reliability.
• Simple to Use: Requires minimal external components for operation.
• Cost-Effective: Provides a reliable and cost-effective solution for voltage regulation.

Additional Details

The LM1086R-3.3 LDO regulator is designed to provide a stable and reliable 3.3V supply for a wide range of applications. Its low dropout voltage and integrated protection features make it suitable for use in battery-powered devices and other applications where efficiency and reliability are critical. The regulator is typically available in a TO-252 package. Proper heatsinking may be required depending on the input voltage, output current, and ambient temperature. TAEJIN/HTC Korea is a manufacturer known for reliable power management solutions. It is designed to be a drop-in replacement for other industry-standard LDO regulators with similar specifications.