LTC4244IGN - Hot Swap Controller from Linear Technology

The LTC4244IGN is a compact, feature-rich hot swap controller designed by Linear Technology to enable safe board insertion and removal from a live backplane. This integrated circuit (IC) is specifically engineered to control the power supply to electronic components, ensuring that both the device and the power source are protected from the adverse effects of inrush currents and voltage transients that typically occur during the insertion of circuit boards into live power backplanes.

Key Features:

• Integrated Hot Swap Control: The LTC4244IGN provides precise control over the inrush current, allowing electronic components to be safely powered on and off.
• Wide Operating Voltage Range: This controller operates efficiently with supply voltages ranging from 2.9V to 15V, accommodating a variety of applications.
• Dual-Level Overcurrent Protection: It features a dual-level overcurrent function that helps prevent damage to the board components by providing both fast-acting and slower overcurrent responses.
• Adjustable Current Limit: Users can set the current limit threshold according to their specific requirements, ensuring optimal protection and performance.
• Power Good Output: The LTC4244IGN offers a "Power Good" output signal, which indicates that the output voltage is within the acceptable range and the board is ready for operation.
• Compact Package: Housed in a narrow SSOP-16 package, this IC saves valuable board space and is suitable for high-density applications.

Applications:

The LTC4244IGN is ideal for a range of applications that require reliable power management and protection. It is commonly used in:

• Server and Telecom Hot Swap Applications
• RAID Systems
• Industrial Computers
• Network Switches and Routers

Reliability and Performance:

Linear Technology's LTC4244IGN is designed with reliability in mind, ensuring that electronic systems continue to operate smoothly even under the stress of board insertion and removal. Its robust feature set and compact form factor make it an excellent choice for designers looking to enhance the safety and longevity of their electronic systems.