EH20-1.0-02-3M9

$1.09

Description：CMC 3.9MH 1A 2LN TH
Series：EH
Mfr：Schaffner EMC Inc.
Package：Tray

SKU:85565c76692c Category: Common Mode Chokes Brand: Schaffner EMC Inc.

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Product introduction

Product Detailed Parameters

Description：CMC 3.9MH 1A 2LN TH
Series：EH
Mfr：Schaffner EMC Inc.
Package：Tray
Filter Type：Power Line
Number of Lines：2
Current Rating (Max)：1A
DC Resistance (DCR) (Max)：168mOhm (Typ)
Voltage Rating - DC：-
Voltage Rating - AC：250V
Operating Temperature：-25°C ~ 100°C
Ratings：-
Approval Agency：-
Features：-
Mounting Type：Through Hole
Size / Dimension：0.827" L x 0.827" W (21.00mm x 21.00mm)
Height (Max)：0.740" (18.80mm)
Package / Case：Horizontal, 4 PC Pin
Inductance @ Frequency：3.9 mH @ 10 kHz

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EH20-1.0-02-3M9

Overview

The Schaffner EH20-1.0-02-3M9 is a common-mode choke from the EV/EH series, designed for RFI suppression in compact applications. It features an inductance of 3.9 mH and a rated current of 1 A. The component utilizes through-hole mounting with pin terminals. It offers broadband attenuation with low magnetic leakage flux to ensure optimal interference suppression.

Feature Summary

Provides broadband attenuation for common-mode or asymmetric interference signals
Designed with low magnetic leakage flux for optimal performance
Available in compact sizes suitable for space-constrained designs

Applications

EMI/RFI suppression in electronic circuits
Signal integrity protection in communication systems
Power supply line filtering

Procurement Notes

Verify the manufacturer part number EH20-1.0-02-3M9 against official Schaffner documentation to confirm specifications. Ensure compatibility with required current ratings and inductance values for the specific application environment before procurement.

Selection Notes

Select this component based on its 3.9 mH inductance and 1 A current rating. Consider the compact form factor and through-hole mounting style for integration into PCB layouts requiring efficient common-mode noise reduction.

Part Context

This component belongs to the Schaffner EV/EH series of common-mode chokes. These devices are engineered for high saturation resistance and effective electromagnetic interference suppression in various industrial and consumer electronics applications.

Replacement Considerations

Consult official Schaffner substitution guides for verified alternatives. Cross-reference inductance, current rating, and physical dimensions when evaluating potential replacement parts.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.