AMS1117-3.3

The AMS1117-3.3 is a 1A low dropout (LDO) linear regulator that provides a fixed output voltage of 3.3V. It belongs to the AMS1117 series, which includes adjustable and fixed output voltage versions ranging from 1.2V to 5.0V.

Key Features:

• Fixed Output Voltage: The AMS1117-3.3 offers a precise and stable output voltage of 3.3V.
• Low Dropout Voltage: The LDO design allows it to operate with a minimal input-to-output voltage differential, making it suitable for low-voltage applications.
• High Output Current: It can deliver up to 1A of output current, making it capable of driving a wide range of loads.
• Thermal Limiting: On-chip thermal limiting provides protection against overload and excessive junction temperatures.
• Package Options: Available in industry-standard packages such as SOT-223 and TO-252, allowing for easy integration into various circuit designs.
• Efficiency: Unlike some traditional regulators, the quiescent current of the AMS1117 flows into the load, increasing efficiency.

Applications:

• Active SCSI Terminators: Specifically designed for use in Active Terminators for SCSI buses.
• Linear Regulators: Suitable for high-efficiency linear regulation in various electronic systems.
• Post Regulators for Switching Supplies: Can be used as a post-regulator to stabilize the output of switching power supplies.
• Battery Chargers: Ideal for use in battery charger circuits to provide a stable and regulated output voltage.
• Voltage Conversion: Useful for converting higher input voltages to a stable 3.3V output for use in digital circuits and other applications.

In summary, the AMS1117-3.3 is a versatile and reliable LDO linear regulator that offers a fixed 3.3V output, high output current capability, and various other features that make it suitable for a wide range of applications.