The LT1641IS8#TR is a versatile and robust hot swap controller from Linear Technology, designed to manage the insertion and removal of circuit boards into live backplanes or other powered systems. The device is housed in a compact SO-8 package, making it suitable for space-constrained applications.

Key Features

• Adjustable Overcurrent Protection: The LT1641IS8#TR offers an adjustable current limit threshold, allowing for precise control over the maximum current provided to the load.
• Gate Drive for External N-Channel MOSFET: This controller provides a gate drive voltage for an external N-channel MOSFET, enabling efficient power management and distribution.
• Automatic Retry or Latch Off: Upon fault detection, the device can be configured to either automatically attempt to restart or latch off, providing flexibility in handling system errors.
• Undervoltage Lockout (UVLO): The built-in UVLO feature ensures that the device operates only when the supply voltage is within an acceptable range, protecting the system from low voltage conditions.
• Programmable Circuit Breaker Function: The LT1641IS8#TR can be programmed to act as a circuit breaker, interrupting the current flow in the event of an overload, thereby protecting the circuit.

Applications

• Hot Swap Systems
• Network Servers and Routers
• Redundant Power Supplies
• Industrial Systems
• Telecommunications Equipment

With its robust feature set, the LT1641IS8#TR is an ideal solution for managing the power supply to sensitive electronic components during insertion and removal from live systems. Its ability to minimize inrush current and protect against overcurrent conditions makes it an essential component in ensuring the longevity and reliability of electronic systems.

Product Specifications