Product Overview: LT3505IDD#TRPBF

The LT3505IDD#TRPBF is a high-performance, adjustable frequency (2.2MHz) step-down switching regulator from Linear Technology. It is designed to operate as a constant-current and constant-voltage source, making it an ideal choice for a wide range of applications, including portable devices, automotive systems, and industrial equipment. This regulator is highly efficient, which allows it to be used in applications where power efficiency is crucial.

Key Features

• Wide Input Voltage Range: The device can handle input voltages from 3.6V to 36V, making it versatile for various power supply scenarios.
• Adjustable Switching Frequency: With an adjustable frequency range from 250kHz to 2.2MHz, the LT3505IDD#TRPBF allows designers to optimize the regulator for size, efficiency, and performance.
• Integrated Boost Diode: The inclusion of an internal boost diode reduces the need for external components, simplifying the design and saving board space.
• Constant-Current and Constant-Voltage Regulation: This feature makes it suitable for battery charging and LED driving applications where specific current and voltage levels are required.
• Thermal Protection: The device includes thermal shutdown protection to prevent damage from overheating.
• Low Shutdown Current: The regulator's shutdown current is less than 1µA, which is beneficial for battery-powered applications where preserving energy is critical.
• Package: It comes in a compact 10-lead DFN package, which is optimal for space-constrained applications.

Applications

The LT3505IDD#TRPBF's robust feature set and high performance make it suitable for a variety of applications, such as:

• Portable Electronics
• Automotive and Industrial Systems
• Battery-Powered Equipment
• LED Drivers
• Power Supplies for Sensors and Embedded Systems

With its high efficiency, wide input voltage range, and adjustable frequency, the LT3505IDD#TRPBF from Linear Technology is a versatile and reliable choice for designers looking to create compact, energy-efficient power supply solutions.