LT4256-2CS8#TRPBF - High Voltage, Hot Swap Controller

The LT4256-2CS8#TRPBF from Linear Technology is a sophisticated hot swap controller designed to enable safe board insertion and removal from a live backplane. This component is particularly suitable for systems where the power supply rails carry high voltages, as it can handle voltages up to 48V with ease.

Key Features:

• High Voltage Operation: Capable of operating with supply voltages up to 48V, making it ideal for telecom and datacom applications where high voltage rails are common.
• Adjustable Current Limit: The device allows for precise setting of the current limit threshold via an external resistor, providing flexibility and protection for various load conditions.
• Fast Response to Fault Conditions: The LT4256-2CS8#TRPBF reacts quickly to overcurrent and overvoltage conditions, helping to prevent damage to the board and other connected components.
• Gate Voltage Clamped: The integrated MOSFET gate voltage is clamped to protect the MOSFET from overvoltage, ensuring reliability and longevity of the system.
• Multi-Function Timer: An onboard multi-function timer offers programmable circuit breaker functionality, which is critical for system recovery and fault management.
• Automatic Retry or Latch Off: The device can be configured for automatic retry after a fault or to latch off, providing designers with options for system response.
• Undervoltage Lockout: The undervoltage lockout feature ensures that the controller remains off if the supply voltage is too low, preventing erratic operation.

Applications:

The LT4256-2CS8#TRPBF is versatile and can be used in a wide range of applications, including:

• Network Servers and Routers
• Telecommunications Equipment
• Industrial Systems
• Power Distribution Systems

With its robust feature set and high voltage capability, the LT4256-2CS8#TRPBF is an excellent choice for designers looking to incorporate hot swap functionality into their high voltage systems, ensuring safety, reliability, and ease of maintenance.