The LTC1421CG-2.5#PBF is a sophisticated hot swap controller from Linear Technology designed to allow electronic circuit boards and backplanes to be inserted and removed from live backplane systems. This component ensures safe insertion by controlling the inrush current to prevent glitches on the supply rail and damage to the connector, backplane, or the circuit board's components.

Key Features

• Voltage Range: This device operates with a supply voltage of 2.5V, suitable for low-voltage applications where power efficiency is crucial.
• Integrated Functions: The LTC1421CG-2.5#PBF includes an adjustable electronic circuit breaker to protect against overcurrent conditions, as well as an under-voltage lockout feature that ensures the controller only operates at safe voltages.
• Adjustable Current Limit: Users can set the current limit threshold through an external resistor, providing flexibility for different applications and protection levels.
• Control Features: It offers both local and remote output voltage sensing, which allows for precise control and monitoring of the supply voltage at the load.
• Thermal Protection: With an in-built thermal shutdown, the device protects itself and the system from overheating, enhancing reliability and longevity.

Applications

Designed for versatility, the LTC1421CG-2.5#PBF is ideal for a range of applications, including:

• Server and Network Racks
• Redundant Systems
• Hot Swap Power Supplies
• Industrial Systems

Product Quality and Reliability

Linear Technology ensures that the LTC1421CG-2.5#PBF meets high-quality standards, with rigorous testing and quality control measures. The product is available in a 16-pin SSOP package and is lead-free, complying with RoHS standards. Its part number suffix, 'PBF', indicates that it is provided in a lead-free finish, making it suitable for environmentally sensitive applications.