LTC1643AL-1IGN#PBF

Hot Swap Controllers Overview

The LTC1643AL-1IGN#PBF is a Hot Swap controller designed for CompactPCI applications. It manages safe insertion and removal of boards from live PCI-Bus slots using two external N-channel transistors. The device features programmable current limit, fault timeout, and slew rate settings. It includes latched fault protection, thermal limiting, and under-voltage lockout (UVLO). The component operates within a specified voltage range and supports precise power management during hot swap events.

Hot Swap Controllers Feature Summary

• Enables safe board insertion and removal from live PCI-Bus slots
• Provides programmable current limit, fault timeout, and slew rate control
• Integrates latched fault protection, thermal limiting, and under-voltage lockout

Hot Swap Controllers Applications

• CompactPCI systems
• PCI-Bus hot swap controllers
• Live backplane insertion applications

Hot Swap Controllers Procurement Notes

Verify the exact part number suffix against official Analog Devices documentation to ensure correct package and temperature grade specifications. Confirm that the required external N-channel transistors are selected separately as they are not included in the package. Check for any specific ordering or revision differences if sourcing from multiple distributors.

Hot Swap Controllers Selection Notes

Select this component when designing CompactPCI systems requiring controlled power-up sequences. Ensure the external MOSFETs can handle the peak current demands defined by the programmable limit. Verify that the thermal performance of the system design accommodates the controller's internal thermal limiting thresholds during fault conditions.

Hot Swap Controllers Part Context

This part belongs to the LTC1643A family of Hot Swap controllers. It is specifically tailored for CompactPCI standards, offering robust protection mechanisms for high-reliability computing environments. The device simplifies the implementation of hot swap functionality by integrating essential control logic and protection features into a single IC.

Hot Swap Controllers Replacement Considerations

Public confirmed substitute part numbers: None identified.