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UM4401 - 4 Line ESD/EMI Protection

Datasheet Summary

Description

The UM4401 is a low pass filter array with integrated TVS diodes.

It is designed to suppress unwanted EMI/RFI signals and provide electrostatic discharge (ESD) protection in portable electronic equipment.

Features

  • z EMI Filtering and ESD Protection for z EMI/RFI Filter with Integrated TVS for Data Lines z Wireless Phones z Handheld Products z Notebook Computers z LCD Displays ESD Protection z ESD Protection to IEC 61000-4-2 (ESD) Level 4, ±15kV (Air), ±8kV (Contact) z 25dB Minimum Attenuation: 800MHz to 2.5GHz z Working Voltage: 5V z Resistor: 100Ω ±15% z Typical Capacitance: 10pF (VR=2.5V) z Solid-State Technology z DFN8 Package: 2.1mm×1.6 mm z Moisture Sensitivity Level 1 Pin Configurations Top Vie.

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Datasheet Details

Part number UM4401
Manufacturer UniON Semiconductor
File Size 222.06 KB
Description 4 Line ESD/EMI Protection
Datasheet download datasheet UM4401 Datasheet
Additional preview pages of the UM4401 datasheet.

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Full PDF Text Transcription

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UM4401 4 Line ESD/EMI Protection for Color LCD Interfaces UM4401 DFN8 2.1×1.6 General Description The UM4401 is a low pass filter array with integrated TVS diodes. It is designed to suppress unwanted EMI/RFI signals and provide electrostatic discharge (ESD) protection in portable electronic equipment. This state-of-the-art device utilizes silicon-avalanche technology for superior clamping performance and DC electrical characteristics. It has been optimized for protection of color LCD panels in cellular phones and other portable electronics. The device consists of four identical circuits comprised of TVS diodes for ESD protection, and a RC network for EMI filtering.
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