The LM1086ISX-1.8 is a low dropout positive voltage regulator manufactured by Texas Instruments (formerly National Semiconductor). It is designed to provide a stable 1.8V output voltage with a low dropout voltage, making it suitable for applications where the input voltage is close to the output voltage. This regulator can provide up to 1.5A of output current.

Applications:

• Microprocessor Power Supplies
• Post-Regulation for Switching Supplies
• Battery Chargers
• Portable Electronics
• High-Efficiency Linear Regulators

Features:

• Fixed 1.8V Output
• Low Dropout Voltage (Typically 1.3V at 1.5A)
• Output Current up to 1.5A
• Internal Current Limiting
• Thermal Shutdown Protection
• Available in a Surface Mount Package (TO-263)

Benefits:

• Efficient Voltage Regulation: Low dropout voltage maximizes efficiency, especially when the input voltage is close to the output voltage.
• Stable Output Voltage: Provides a consistent and reliable 1.8V output.
• Overload Protection: Internal current limiting and thermal shutdown protect the regulator and the load from damage due to overcurrent or overheating.
• Easy to Use: The surface mount package allows for efficient board assembly.
• High Output Current: Capable of supplying up to 1.5A of output current for demanding applications.

Technical Specifications:

The LM1086ISX-1.8 has a fixed output voltage of 1.8V. The dropout voltage is typically 1.3V at 1.5A output current. The maximum input voltage is typically 30V. The device has internal current limiting and thermal shutdown protection. It is typically housed in a TO-263 surface mount package for efficient heat dissipation. Consult the datasheet for detailed electrical characteristics and thermal specifications.

The LM1086ISX-1.8 is a suitable choice for applications requiring a stable and efficient 1.8V voltage regulator capable of supplying high current. Its low dropout voltage and comprehensive protection features make it ideal for powering microprocessors and other sensitive electronic components.