Product Overview: LT1117-3.3 Voltage Regulator

The LT1117-3.3 is a robust low dropout positive voltage regulator designed by Linear Technology to provide a fixed 3.3V output voltage with up to 800mA of output current. This component is specifically engineered to maintain a constant voltage level, ensuring the stability and reliability of the electronic devices it powers.

Key Features

• Fixed Output Voltage: The device provides a 3.3V output, which is a common voltage requirement for digital circuits, making it a versatile choice for various applications.
• High Output Current: With the capability to deliver up to 800mA, the LT1117-3.3 can power a wide range of components, from simple sensors to more demanding processors.
• Low Dropout Performance: The low dropout voltage allows the regulator to operate efficiently even when the input voltage is close to the output voltage, minimizing power loss and heat generation.
• Thermal Protection: The built-in thermal protection feature prevents the device from overheating, ensuring long-term reliability and safety in operation.
• Current Limiting: In-built current limiting protects the regulator and the load from damage in the event of a fault or an over-current condition.
• Wide Input Voltage Range: The LT1117-3.3 can handle input voltages from up to 20V, providing flexibility in various power supply scenarios.

Applications

The LT1117-3.3 is ideal for a broad array of applications, including but not limited to:

• Consumer Electronics
• Computer Systems and Peripherals
• Active SCSI Terminators
• Battery-Powered Devices
• Linear Power Supplies

Package and Availability

The LT1117-3.3 is available in multiple package options, including the TO-220, DD-Pak, and SOT-223, providing flexibility for different PCB layouts and space constraints. It is widely available through various electronics distributors, making it an accessible choice for both prototyping and mass production.

For detailed specifications and application notes, refer to the official datasheet provided by Linear Technology. This will ensure the correct implementation of the LT1117-3.3 voltage regulator in your electronic designs.