LT4294HDD#TRPBF

Overview

The LT4294HDD#TRPBF is a hot swap voltage controller designed for IEEE 802.3bt powered device applications. It operates within an input voltage range of 8 V to 60 V and features adjustable current limiting. The device supports single-channel configuration with a maximum operating temperature of +85°C and minimum of -40°C. Packaged in a 10-lead DFN (3mm x 3mm) with exposed pad, it draws a typical supply current of 2 mA.

Feature Summary

• Supports IEEE 802.3bt Powered Device interface control
• Provides adjustable current limiting protection
• Enables safe insertion and removal under load

Applications

• IEEE 802.3bt Powered Device integration
• Hot swap power distribution systems
• Industrial equipment requiring controlled power sequencing

Procurement Notes

Verify the specific suffix #TRPBF indicates tape and reel packaging when ordering. Confirm the manufacturer part number matches Analog Devices Inc. specifications exactly. Check for RoHS compliance documentation as required by project standards. Ensure the component is sourced from authorized distributors to guarantee authenticity and traceability.

Selection Notes

Select this component for applications requiring precise hot swap control within the 8 V to 60 V input range. The DFN package suits space-constrained designs needing thermal performance. Verify that the adjustable current limit meets the system's overcurrent protection requirements. Consider the -40°C to +85°C operating temperature range against environmental conditions.

Part Context

This part belongs to the LT4294 series of hot swap controllers from Analog Devices. It is specifically engineered for high-power Ethernet applications compliant with IEEE 802.3bt standards. The series offers integrated protection features to safeguard both the source and powered devices during connection events.

Replacement Considerations

LT4294IDD#TRPBF