Product Overview: LT1117CM-3.3V

The LT1117CM-3.3V is a robust fixed voltage regulator designed by Linear Technology, now part of Analog Devices, tailored to deliver a steady 3.3 volts output. This low dropout (LDO) regulator is capable of supplying up to 800mA of output current with a dropout voltage of typically 1.2V at full load, which makes it an excellent choice for applications requiring a regulated 3.3V supply from a higher voltage source.

Key Features

• Fixed Output Voltage: 3.3V, which is a common voltage level for digital circuits, ensuring compatibility with a wide range of devices and systems.
• High Output Current: Capable of delivering up to 800mA, making it suitable for powering various components such as microcontrollers, sensors, and small motors.
• Low Dropout Voltage: The LT1117CM-3.3V maintains regulation with a minimal difference between the input and output voltage, which is ideal for battery-powered applications where maximizing efficiency is crucial.
• Thermal Overload Protection: The device includes features that shut down the regulator to prevent damage under excessive temperature conditions.
• Current Limit Protection: Helps to safeguard both the regulator and the powered circuitry from the adverse effects of overcurrent conditions.
• Wide Operating Temperature Range: Suitable for industrial applications with an operating temperature range from -40°C to 125°C.
• Adjustable Version Available: For applications requiring different output voltages, an adjustable version of the LT1117 is also available, providing greater flexibility.

Applications

The LT1117CM-3.3V is a versatile component that can be used in a variety of electronic applications. It is particularly well-suited for:

• Powering microcontrollers and digital logic
• Peripheral power supplies
• Portable devices and battery-powered equipment
• Post-regulation for switching power supplies

With its reliable performance and built-in protection features, the LT1117CM-3.3V is an excellent choice for designers looking for a stable and efficient power solution.