Linear Technology LTC1172CS8 High Efficiency Switching Regulators

The LTC1172CS8 from Linear Technology is a versatile and high-efficiency switching regulator designed for a wide range of applications. This robust component comes in an 8-lead SOIC package and is capable of delivering continuous output currents up to 1.25A with a high switching frequency of up to 100kHz. The LTC1172CS8 is part of Linear Technology's step-up/step-down/inverting switching regulator series, which allows for a variety of configurations depending on the specific needs of the circuit design.

Key Features:

• High Efficiency: Capable of converting power with minimal loss, the LTC1172CS8 can achieve efficiencies as high as 90%, making it suitable for battery-operated and power-sensitive devices.
• Versatile Voltage Range: The input voltage range of 3.6V to 34V provides flexibility for various power sources, including single or multiple battery configurations, automotive inputs, and industrial power rails.
• Adjustable Output: The output voltage can be set to a desired level through external components, allowing for a wide range of output voltages for different applications.
• No External Diode Needed: The internal synchronous rectifier eliminates the need for an external Schottky diode, reducing component count and simplifying the design.
• Low Quiescent Current: The quiescent current is typically 110µA, which is ideal for battery-powered applications where power conservation is crucial.

Applications:

The LTC1172CS8's high efficiency and flexible design make it suitable for a variety of applications, including:

• Portable Electronics
• Automotive Power Systems
• Industrial Power Supplies
• Telecommunications Equipment
• Battery Charging Circuits
• Energy Harvesting Systems

Conclusion:

With its high efficiency, adjustable output, and a wide input voltage range, the LTC1172CS8 from Linear Technology is an excellent choice for designers looking to implement a reliable and versatile switching regulator in their electronic designs. Its ability to function in step-up, step-down, and inverting configurations, along with the elimination of an external diode, provides a simplified solution that can cater to a broad spectrum of power management requirements.