The BL1084-CS is a low dropout positive voltage regulator manufactured by SHANGHAI BELLING CO., LTD. It is designed to provide a stable output voltage with low dropout voltage and high accuracy.

Applications

• Linear Power Supplies
• Battery Chargers
• Post Regulation for Switching Supplies
• Voltage Regulation in Consumer Electronics
• Microprocessor Power Supplies

Features

• Output Voltage: Adjustable or Fixed (typically 3.3V, 5V)
• Output Current: Up to 5A
• Dropout Voltage: Typically 1.3V at 5A
• Input Voltage: Up to 12V
• Line Regulation: 0.05% (typical)
• Load Regulation: 0.1% (typical)
• Package: TO-263, TO-252

Benefits

• Low Dropout Voltage: Ensures regulation even with a small difference between input and output voltage.
• High Output Current: Can supply up to 5A of current for demanding applications.
• Stable Output Voltage: Provides a stable and accurate output voltage, improving system performance.
• Overcurrent Protection: Protects the regulator and the load from overcurrent conditions.
• Thermal Shutdown Protection: Protects the regulator from overheating.

Additional Details

The BL1084-CS incorporates internal protection features such as overcurrent limiting and thermal shutdown. The low dropout voltage characteristic allows for efficient operation in battery-powered applications where the input voltage may decrease over time. The regulator is available in both adjustable and fixed output voltage versions, providing flexibility in system design. Proper heat sinking is typically required to ensure safe operation at high output currents.