The LT1172CQ#PBF is a versatile and robust high efficiency switching regulator designed by Linear Technology, a leader in the field of analog integrated circuits. This device is capable of delivering high performance in a wide range of power supply applications, ranging from simple step-down converters to more complex configurations such as flyback, boost, or inverting converters.

Key Features:

• Versatile Operation Modes: The LT1172 can be configured in several topologies, including step-down, step-up, inverting, and SEPIC, providing flexibility in design for various circuit requirements.
• High Switching Frequency: With a switching frequency of up to 100kHz, the LT1172 allows for smaller component sizes, leading to a more compact power supply design.
• High Output Power: This regulator is capable of delivering output power up to 5W without external transistors, making it suitable for a variety of power-intensive applications.
• Adjustable Output Voltage: The output voltage can be set with a simple resistor divider, providing a wide range of voltage outputs to meet different application needs.
• Low Shutdown Current: The quiescent current is low, and the shutdown current is a mere 16µA, which is beneficial for power-sensitive applications.
• Protection Features: It includes features such as cycle-by-cycle current limiting and thermal shutdown, enhancing the safety and reliability of the device.

Applications:

The LT1172CQ#PBF is ideal for a variety of applications, including but not limited to:

• Telecommunications Systems
• Automotive Power Supplies
• Battery-Operated Devices
• Portable Instruments
• DC-DC Converters

Package and Quality:

Packaged in a compact 5-lead TO-220 package, the LT1172CQ#PBF is designed for easy integration into a wide range of electronic assemblies. Linear Technology ensures high-quality and reliability, making this regulator a preferred choice for engineers and designers seeking performance and durability in their power supply solutions.