The LTC1736CG is a high-performance, synchronous step-down switching regulator controller from Linear Technology, now part of Analog Devices. Designed to drive N-channel MOSFETs in a dual phase configuration, this controller is well-suited for applications requiring efficient power delivery and fast transient response in computing systems, telecommunications, and industrial equipment.

Key Features

• Wide Input Voltage Range: The LTC1736CG operates over a 4V to 36V input voltage range, making it versatile for various supply voltages.
• High Efficiency: Its synchronous operation provides efficiency up to 95%, which is crucial for thermal management and energy savings.
• Dual N-Channel MOSFET Synchronous Drive: The controller directly drives two external N-Channel MOSFETs, allowing for precise control and efficient power conversion.
• Adjustable Switching Frequency: Users can set the switching frequency from 150kHz to 300kHz, providing design flexibility to optimize for efficiency or component size.
• OPTI-LOOP® Compensation: This feature minimizes the output voltage overshoot and recovery time, ensuring stable operation under varying load conditions.
• Current Mode Control: For excellent line and load transient response, it uses current mode control.
• Protection Features: The LTC1736CG includes overcurrent protection, overvoltage protection, and a foldback current limit for enhanced safety and reliability.

Applications

The LTC1736CG is ideal for a wide range of applications, including:

• Desktop and Notebook Computers
• Telecommunication Power Systems
• Networking Equipment
• Industrial Supplies
• DC Power Distribution Systems

Package and Availability

The LTC1736CG is available in a 36-lead SSOP package, providing a compact solution for space-constrained applications. Its robust design and comprehensive feature set ensure that it can meet the stringent requirements of high-performance power systems.

For detailed specifications, application notes, and design resources, visit the official Analog Devices product page for the LTC1736CG.