The LTC3728IUH#PBF is a high-performance, dual synchronous step-down switching regulator produced by Linear Technology, now part of Analog Devices. This component is designed to deliver high efficiency power conversion with fast transient response for a wide range of applications, including networking, telecommunications, and industrial systems.

Key Features

• Versatile Input Voltage Range: The regulator operates over a 2.75V to 4.5V input voltage range, making it suitable for single Li-Ion, NiMH, or alkaline battery-powered applications as well as 3.3V and 5V intermediate bus systems.
• Adjustable Output Voltage: The LTC3728IUH#PBF allows for an adjustable output voltage from 0.8V to a maximum value set by the input voltage, catering to a diverse set of power requirements.
• Dual Output Channels: This device features two independent output channels capable of delivering up to 3A of continuous output current each, which can be synchronized to a common switching frequency between 250kHz to 750kHz or set to operate at a fixed 550kHz.
• High Efficiency: With its internal synchronous power switches, the LTC3728IUH#PBF achieves high efficiency, reducing the need for external heat sinking and improving performance in thermally challenging environments.
• Thermal Management: The device is available in a thermally enhanced 32-lead QFN package, which provides excellent thermal performance and helps to maintain optimal operating temperature.

Applications

• Portable and battery-powered equipment
• Networking and telecommunication infrastructure
• Industrial control systems
• Distributed power systems

Quality and Reliability

The LTC3728IUH#PBF is designed for long-term reliability and performance, meeting the high standards of quality expected from Linear Technology products. It is RoHS compliant and lead-free, ensuring compatibility with the latest environmental regulations.