The LTC3827IUH is a high-performance, dual 2-phase synchronous step-down switching regulator controller manufactured by Linear Technology. This advanced controller is specifically designed to drive N-channel MOSFETs in a synchronous rectified buck topology, delivering precise voltage regulation for critical applications. With its wide input voltage range and dual output channels, the LTC3827IUH is an ideal solution for point-of-load applications in networking, telecommunications, and industrial systems.

Key Features:

• Wide Input Voltage Range: The LTC3827IUH operates from a 4V to 36V input voltage range, accommodating a variety of supply voltages.
• Dual, 2-Phase Operation: It provides two outputs with independent 2-phase operation, reducing input and output ripple, and allowing for the use of smaller and lower cost capacitors and inductors.
• High Efficiency: The synchronous step-down architecture enhances efficiency by minimizing the diode conduction losses associated with asynchronous designs.
• Precise Voltage Regulation: With ±1% output voltage accuracy over the -40°C to 85°C temperature range, the LTC3827IUH ensures stable and reliable operation for sensitive electronic components.
• Adjustable Frequency: The switching frequency is programmable from 250kHz to 750kHz or can be synchronized to an external clock, allowing optimization for efficiency or component size.
• Robust Protection Features: The controller includes overvoltage, undervoltage, and overcurrent protection, safeguarding the system under adverse conditions.

Applications:

• Telecommunications Infrastructure
• Networking Equipment
• Industrial Systems
• Point-of-Load Applications

The LTC3827IUH is available in a compact QFN-32 (5mm x 5mm) package, providing a space-efficient solution for densely populated circuit boards. Its advanced control features, combined with a robust design and comprehensive protection circuitry, make the LTC3827IUH a versatile and reliable choice for high-performance power management applications.