MSD1278H-274KED

$3.51

Description：CMC 270UH 1.25A 2LN SMD AEC-Q200
Series：MSD1278H
Mfr：Coilcraft
Package：Strip

SKU:22ca674a232f Category: Common Mode Chokes Brand: Coilcraft

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Product introduction

MSD1278H-274KED is listed in the Common Mode Chokes range at ChipApex. The manufacturer field lists Coilcraft. Its product description is CMC 270UH 1.25A 2LN SMD AEC-Q200. Review the specifications below when checking this part for your BOM.

Common Mode Chokes specifications for MSD1278H-274KED

Description：CMC 270UH 1.25A 2LN SMD AEC-Q200
Series：MSD1278H
Mfr：Coilcraft
Package：Strip
Filter Type：-
Number of Lines：2
Current Rating (Max)：1.25A
DC Resistance (DCR) (Max)：735mOhm
Voltage Rating - DC：-
Voltage Rating - AC：-
Operating Temperature：-40°C ~ 125°C
Ratings：AEC-Q200
Approval Agency：-
Features：-
Mounting Type：Surface Mount
Size / Dimension：0.484" L x 0.484" W (12.30mm x 12.30mm)
Height (Max)：0.317" (8.05mm)
Package / Case：Nonstandard
Inductance @ Frequency：270 µH @ 100 kHz
Impedance @ Frequency：-

Common Mode Chokes datasheet and documents for MSD1278H-274KED

MSD1278H-274KED

Common Mode Chokes Overview

The MSD1278H-274KED is a shielded coupled inductor from the Coilcraft MSD1278H series, designed for surface-mount applications. It features a ferrite core and offers an inductance of 270 µH with a 10% tolerance. The component supports a maximum DC current of 1.25 A and has a maximum DC resistance of 735 mOhms. It operates within a temperature range of -40°C to +125°C and holds AEC-Q200 qualification.

Common Mode Chokes Feature Summary

Shielded coupled inductor design utilizing ferrite core technology
AEC-Q200 qualified for automotive reliability standards
Surface-mount termination style for PCB integration

Common Mode Chokes Applications

Automotive power supply circuits
Common mode choke applications
Coupled inductor filtering stages

Common Mode Chokes Procurement Notes

Verify the specific suffix KED against official Coilcraft documentation to confirm exact electrical tolerances and packaging specifications. Ensure compatibility with automated placement equipment regarding the surface-mount footprint dimensions. Cross-reference the AEC-Q200 certification status directly with the manufacturer's current quality declarations before finalizing procurement decisions.

Common Mode Chokes Selection Notes

Select this component when high-temperature operation up to 125°C is required alongside strict automotive reliability standards. The 270 µH value and 1.25 A current rating suit specific coupled inductor topologies. Compare physical dimensions and DCR against alternative series members if space or efficiency constraints differ from this specific model's profile.

Common Mode Chokes Part Context

This part belongs to the MSD1278H series, which distinguishes itself through extended temperature capabilities compared to standard variants. The series provides shielded coupled inductors suitable for demanding environments. The H designation typically indicates enhanced thermal performance or specific material compositions tailored for robust industrial and automotive use cases.