Overview of the LTC1628IG-PG#TRPBF

The LTC1628IG-PG#TRPBF is a high-performance, PolyPhase® synchronous step-down switching regulator controller designed by Linear Technology. This product is specifically engineered to power the latest microprocessors and other high power density and low voltage applications. It offers a precise voltage regulation along with a comprehensive set of features to ensure the stability and efficiency of the power supply system.

Key Features

• High Efficiency: The LTC1628IG-PG#TRPBF utilizes a synchronous rectification topology with a phase-lockable fixed frequency, which maximizes efficiency, especially in high input voltage applications.
• Output Voltage Range: This controller supports a wide output voltage range, making it versatile for various applications. It can deliver a precise output voltage from 0.8V up to 5.5V, which is suitable for most modern low-voltage requirements.
• PolyPhase Operation: The unique PolyPhase operation allows multiple LTC1628IG-PG#TRPBF controllers to be connected in parallel, spreading the power and thermal load across multiple devices for improved performance and reliability.
• Powerful Drive Capability: It features powerful onboard MOSFET drivers, which provide strong gate drive for the external synchronous N-channel MOSFETs, ensuring efficient power conversion.
• OPTI-LOOP® Compensation: The LTC1628IG-PG#TRPBF incorporates OPTI-LOOP compensation, which allows the transient response to be optimized over a wide range of output capacitance and ESR values.
• Tracking and Soft-Start: It includes functions such as tracking and soft-start, which help to manage the startup sequence of the power supply and prevent inrush current issues.
• Protection Features: The device offers a comprehensive suite of protection features including overvoltage protection, undervoltage lockout, and thermal shutdown, ensuring safe operation under abnormal conditions.

Applications

The LTC1628IG-PG#TRPBF is ideal for a range of applications that require efficient power management and precise voltage control. It is commonly used in:

• High-density distributed power systems
• Telecommunications infrastructure
• Industrial equipment
• Servers and networking equipment
• High-performance computing systems

Package Information

The LTC1628IG-PG#TRPBF is available in a 28-lead SSOP package, which is RoHS compliant and designed for surface-mount technology (SMT). Its package is designed to provide excellent thermal performance and space efficiency on the printed circuit board.