The LM1086RS-ADJ is an adjustable 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, with minimal voltage difference for regulation. The 'ADJ' suffix indicates that the output voltage can be adjusted to a desired value using external resistors.

Applications

• Adjustable Power Supplies: Provides a variable output voltage for testing and prototyping.
• Microcontroller Power Supplies: Can be adjusted to provide a specific voltage required by a microcontroller.
• Post-Regulation for Switching Regulators: Can be used to fine-tune the output voltage of a switching power supply.
• Battery-Powered Devices: Provides a regulated voltage from a battery source.
• Linear Power Supplies: Used in linear power supply designs to provide a stable and adjustable output voltage.

Features

• Low Dropout Voltage: Operates with a small difference between the input and output voltages, improving efficiency.
• Adjustable Output Voltage: The output voltage can be adjusted using external resistors.
• 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

• Flexible Output Voltage: The adjustable output allows for a wide range of voltage requirements.
• 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 adjustable voltage regulation.

Additional Details

The LM1086RS-ADJ LDO regulator is designed to provide a stable and adjustable output voltage 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. The output voltage is set using two external resistors, allowing for precise adjustment of the output voltage. TAEJIN/HTC Korea is a manufacturer known for reliable power management solutions. Proper heatsinking is important depending on the application's Vin, Vout, and Iout.