B82731H2182A030

$1.02

Description：CMC 3.3MH 1.8A 2LN TH
Series：B82731
Mfr：EPCOS - TDK Electronics
Package：Tray

SKU:18a69be1b4e0 Category: Common Mode Chokes Brand: EPCOS - TDK Electronics

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Product introduction

Product Detailed Parameters

Description：CMC 3.3MH 1.8A 2LN TH
Series：B82731
Mfr：EPCOS - TDK Electronics
Package：Tray
Filter Type：Power Line
Number of Lines：2
Current Rating (Max)：1.8A
DC Resistance (DCR) (Max)：140mOhm (Typ)
Voltage Rating - DC：-
Voltage Rating - AC：250V
Operating Temperature：-40°C ~ 125°C
Ratings：-
Approval Agency：ENEC, UR, VDE
Features：-
Mounting Type：Through Hole
Size / Dimension：0.827" L x 0.827" W (21.00mm x 21.00mm)
Height (Max)：0.610" (15.50mm)
Package / Case：Horizontal, 4 PC Pin
Inductance @ Frequency：3.3 mH @ 10 kHz
Impedance @ Frequency：-

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B82731H2182A030

Overview

The B82731H2182A030 is a current-compensated E-core double choke manufactured by EPCOS (TDK). It features a ferrite core and radial termination style. The component has an inductance of 65 uH with a tolerance of -30% to +50%. It supports a maximum DC current of 1.8 A and has a maximum DC resistance of 140 mOhms. The physical dimensions are 21.1 mm in length, 21.5 mm in width, and 13.5 mm in height. It operates within a temperature range starting at -40 C.

Feature Summary

Current-compensated E-core design for power line applications
Radial leaded termination for through-hole mounting
Ferrite core construction

Applications

Power supplies
Battery chargers
Portable devices

Procurement Notes

Verify the specific part number B82731H2182A030 against official EPCOS/TDK documentation to confirm electrical parameters and mechanical dimensions. Ensure compatibility with system requirements regarding current ratings and temperature ranges before procurement.

Selection Notes

Select this component for applications requiring current-compensated filtering in power lines. Consider the 1.8 A current rating and 65 uH inductance when designing circuits for battery chargers or portable electronics. Verify that the radial package fits the PCB layout constraints.

Part Context

This component belongs to the B82731 series of fixed inductors from EPCOS (TDK). The series includes various models designed for power line chokes and current-compensated applications. EPCOS is now part of TDK Electronics, continuing to produce electronic components for automotive, industrial, and consumer markets.

Replacement Considerations

Check for direct substitutes within the B82731 series or equivalent current-compensated chokes from other manufacturers. Ensure replacement parts match the 1.8 A current rating, 65 uH inductance, and radial package dimensions.