LTC1643AL-1IGN#PBF - Hot Swap Controller from Linear Technology

The LTC1643AL-1IGN#PBF is a sophisticated hot swap controller integrated circuit (IC) designed by Linear Technology, now part of Analog Devices, to ensure safe board insertion and removal from a live backplane. This product is specifically engineered to control the power supply to electronic cards, preventing glitches and surges that can damage sensitive components or cause data corruption.

Key Features:

• Advanced Electronic Circuit Breaker: The LTC1643AL-1IGN#PBF features an electronic circuit breaker function that provides precise overcurrent protection by using a sense resistor to monitor the load current. It can quickly detect overcurrent conditions and respond accordingly to protect the system.
• Adjustable Overcurrent Protection: Users can set the overcurrent trip level to suit specific requirements, ensuring that the controller is versatile enough to be used in a variety of applications.
• Under Voltage Lockout (UVLO): With its built-in UVLO feature, the device ensures that the power supply is stable before allowing the electronic card to be powered up, thereby preventing malfunctions due to insufficient voltage.
• Gate Voltage Clamping: The IC clamps the gate voltage of an external N-channel MOSFET to protect the MOSFET from over-voltage, ensuring reliability and longevity of the system.
• Power Good Output: A 'power good' status output is provided, which can be used to signal other system components that the power is stable and within the specified operating range.
• Compact and Robust Design: The LTC1643AL-1IGN#PBF comes in a compact 16-pin SSOP package that is suitable for space-constrained applications while providing robust protection features.

Applications:

The LTC1643AL-1IGN#PBF is ideal for use in systems that require hot swapping capabilities, such as servers, data storage units, and telecommunications equipment. Its ability to manage power supply transitions effectively makes it an essential component for high-availability systems and mission-critical environments.

Product Specifications:

The LTC1643AL-1IGN#PBF operates over a wide range of input voltages and is designed to work with a variety of external N-channel MOSFETs. Its operating temperature range ensures stability and performance even in challenging environmental conditions.

In summary, the LTC1643AL-1IGN#PBF from Linear Technology is a powerful and flexible hot swap controller that offers advanced protection for electronic systems, ensuring safe and reliable power management for hot-pluggable cards.