LTC4245IUHF#PBF

Hot Swap Controllers Overview

The LTC4245IUHF#PBF is a hot swap controller designed for CompactPCI, PCI Express, and CompactTCA applications. It features four independent channels with integrated current limit control and thermal protection. The device monitors bus voltage and current to prevent damage during board insertion or removal. It operates within a supply voltage range of 2.7V to 14.4V and supports a quiescent current of 1.6mA. The component is housed in a 38-lead QFN package measuring 5x7mm.

Hot Swap Controllers Feature Summary

• Provides safe insertion and removal of boards from live systems without damaging power supplies or loads
• Integrates precise current limiting and thermal shutdown protection for each channel
• Supports standard communication protocols including I2C compatible interfaces for system monitoring

Hot Swap Controllers Applications

• CompactPCI backplane systems
• PCI Express peripheral cards
• CompactTCA modular platforms

Hot Swap Controllers Procurement Notes

Verify component status as the part may be listed as obsolete by the manufacturer. Confirm availability through authorized distributors or secondary market sources. Ensure compatibility with existing design specifications before procurement. Check for alternative replacement parts if long-term supply is required. Validate datasheet revisions for any functional updates.

Hot Swap Controllers Selection Notes

Select this controller for multi-channel hot swap requirements in industrial and telecommunications environments. Evaluate channel count needs against the four available ports. Consider package size constraints due to the compact QFN footprint. Assess interface compatibility with system management controllers. Review thermal performance requirements under maximum load conditions.

Hot Swap Controllers Part Context

This component belongs to Analog Devices' hot swap controller family, specifically tailored for high-reliability computing architectures. It complements other power management ICs by handling transient events during board changes. The series emphasizes robust protection mechanisms for critical infrastructure applications requiring continuous operation.

Hot Swap Controllers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify cross-reference data with official manufacturer resources. Consider functional equivalents only after confirming pinout and electrical parameter compatibility.