LTC4228IUFD-2#TRPBF

Hot Swap Controllers Overview

The LTC4228IUFD-2 is a hot-swap controller designed for high-voltage applications, supporting input voltages up to 60V. It integrates a precision current limit with adjustable slope compensation and an accurate voltage monitor. The device features a fast-acting circuit breaker that protects against overcurrent conditions while allowing inrush currents during power-up. It includes a programmable soft-start timer to control the rate of output voltage rise, minimizing stress on upstream power supplies and downstream loads.

Hot Swap Controllers Feature Summary

• Integrated high-side N-channel MOSFET driver with precise current limiting
• Programmable soft-start and fault timeout capabilities
• Accurate voltage monitoring with undervoltage lockout
• Thermal shutdown protection for enhanced reliability

Hot Swap Controllers Applications

• High-voltage backplane systems
• Industrial automation controllers
• Telecommunications infrastructure equipment

Hot Swap Controllers Procurement Notes

Verify the specific suffix 'TRPBF' indicates tape-and-reel packaging and lead-free composition. Confirm the 'I' grade denotes industrial temperature range operation. Ensure the 'UFD' package type matches your PCB footprint requirements. Cross-reference the manufacturer's latest datasheet for any updates to electrical characteristics or recommended operating conditions before finalizing procurement.

Hot Swap Controllers Selection Notes

Select this component when system design requires robust hot-swap capability for voltages up to 60V. It is suitable for applications needing precise current limiting without external sense resistors for basic protection. Consider the UFD package size for space-constrained designs. Evaluate the need for programmable timing features against system startup requirements and fault response times.

Hot Swap Controllers Part Context

This part belongs to Analog Devices' hot-swap controller family, specifically optimized for high-voltage environments. It complements other devices in the series by offering integrated MOSFET drive and protection logic. The product line focuses on simplifying board-level power management for demanding industrial and telecom applications requiring reliable power insertion and removal.

Hot Swap Controllers Replacement Considerations

Direct replacements may include other LTC4228 variants with different package options or temperature grades. Verify compatibility with existing PCB layouts and control logic. Consult official substitution guides for pin-compatible alternatives if package changes are necessary.