LE9643AQC

Telecom Overview

The LE9643AQC is a single-channel telecommunications interface integrated circuit manufactured by Microchip Technology. It features a maximum operating voltage of 100V and utilizes a 36-lead Quad Flat No-leads (QFN) surface-mount package. The device is designed for high-voltage signal transmission in telecom applications. It operates within a standard industrial temperature range, supporting reliable performance in communication infrastructure equipment requiring robust interface capabilities.

Telecom Feature Summary

• Supports single-channel high-voltage telecommunications signaling
• Integrated protection for sensitive interface circuits
• Compact surface-mount packaging for space-constrained designs

Telecom Applications

• Telecommunications line interface units
• High-voltage signal conditioning modules
• Industrial communication gateways

Telecom Procurement Notes

Verify the specific suffix 'C' against the official datasheet to confirm tape-and-reel packaging configuration. Ensure the component matches the required RoHS compliance status for your region. Cross-reference the manufacturer part number with authorized distributor listings to confirm authenticity and traceability before purchase.

Telecom Selection Notes

Select this component when a single-channel, 100V-rated interface is required for telecom applications. Compare pin compatibility and thermal characteristics with existing designs. Verify that the QFN footprint aligns with the target PCB layout constraints and manufacturing capabilities.

Telecom Part Context

This part belongs to Microchip's telecommunications interface family, focusing on high-voltage channel isolation. It serves as a critical link between low-voltage digital logic and high-voltage analog lines in communication systems.

Telecom Replacement Considerations

Consult the official datasheet for direct pin-to-pin compatible alternatives. Verify functional equivalence regarding voltage ratings and interface protocols before substituting.