NUF2101MT1

Overview

The onsemi NUF2101MT1G is a unidirectional ESD protection diode array designed for USB downstream termination. It features three channels with a maximum operating voltage of 5.25 V and a breakdown voltage of 6 V. The device provides electrostatic discharge protection rated at 8 kV (contact) and 15 kV (air gap). It incorporates low capacitance of 55 pF to maintain signal integrity in high-speed applications. The component operates within a temperature range of -55°C to +125°C and is housed in a TSOP-6 surface-mount package.

Feature Summary

• Integrates line termination, EMI filtering, and ESD protection functions into a single compact device.
• Provides robust electrostatic discharge protection for sensitive downstream USB ports.
• Maintains signal integrity through low capacitance characteristics suitable for high-speed data lines.

Applications

• Downstream USB 1.1 port protection
• USB line termination circuits
• EMI filtering for USB interfaces

Procurement Notes

Verify the complete part number includes the 'G' suffix (NUF2101MT1G) for RoHS compliance confirmation. Confirm the specific package variant matches design requirements. Review the official datasheet for detailed electrical characteristics and handling instructions before integration.

Selection Notes

Select this component for applications requiring integrated ESD suppression and line termination for USB 1.1 downstream ports. Ensure the unidirectional configuration aligns with the circuit's voltage polarity requirements. Verify that the TSOP-6 package dimensions fit the available PCB footprint constraints.

Part Context

This device belongs to the NUF series of ESD protection diodes from onsemi. It is specifically engineered for USB applications, combining protection with functional termination to simplify board layout and reduce component count compared to discrete solutions.

Replacement Considerations

NUF2101M is a related variant within the same product family offering similar functionality.