DFE201208K-2R2M=P2 Equivalent & Substitute Parts

Part Overview

The DFE201208K-2R2M=P2 is a 2.2 µH shielded drum core, wirewound inductor in 0805 (2012 Metric) surface mount package manufactured by Murata Electronics. This part is classified as obsolete, necessitating identification of active equivalent components for ongoing design support and procurement. The inductor operates across the temperature range of -40°C to 125°C and meets ROHS3 compliance requirements.

Substiute Parts

DFE201208K-2R2M=P2

Murata ElectronicsIn Stock: 845DFE201208K-2R2M=P2 Datasheet

Current PartRFQ

DFE21CCN2R2MELL

Murata ElectronicsIn Stock: 11384DFE21CCN2R2MELL Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the DFE201208K-2R2M=P2 is determined by strict equivalence across the following electrical and mechanical parameters:

Critical Matching Parameters:

• Inductance value: 2.2 µH
• Inductance tolerance: ±20%
• Package / Case: 0805 (2012 Metric)
• Core type: Drum Core, Wirewound
• Shielding: Shielded
• Core material: Metal
• Operating temperature range: -40°C ~ 125°C
• Inductance test frequency: 1 MHz

The substitute part DFE21CCN2R2MELL meets all critical matching parameters. This part is manufactured by the same supplier (Murata Electronics) and maintains identical electrical specifications and physical dimensions. The substitute part is classified as active product status, ensuring continued availability and support.

Parameter Comparison

Engineering Selection Recommendations

The DFE21CCN2R2MELL is the direct equivalent substitute for the obsolete DFE201208K-2R2M=P2. Selection of this substitute part is based on the following engineering criteria:

Product Status: The substitute part maintains active product status with Murata Electronics, ensuring long-term availability, manufacturing consistency, and technical support. The original part is classified as obsolete and no longer recommended for new designs.

Electrical Equivalence: Both parts share identical inductance values (2.2 µH), tolerance specifications (±20%), and test frequency (1 MHz). The substitute part provides additional electrical characterization including current rating (1.8 A), saturation current (2.1 A), and maximum DC resistance (138 mOhm), enabling more precise circuit design and thermal analysis.

Mechanical Compatibility: The substitute part maintains identical package dimensions (0805 / 2012 Metric), physical size (2.00mm x 1.20mm), and seated height (0.80mm maximum), ensuring direct PCB footprint compatibility without layout modifications.

Compliance: Both parts meet ROHS3 compliance requirements and maintain Moisture Sensitivity Level 1 (Unlimited), confirming equivalent environmental and regulatory standing.

Packaging: The substitute part is supplied in Tape & Reel (TR) format, standard for high-volume production environments, compared to the original part's unspecified packaging.

Frequently Asked Questions (FAQ)

Q: Can DFE21CCN2R2MELL be used as a direct replacement for DFE201208K-2R2M=P2?

A: Yes. The DFE21CCN2R2MELL is a direct equivalent substitute. Both parts share identical inductance (2.2 µH), tolerance (±20%), package type (0805 / 2012 Metric), physical dimensions, operating temperature range (-40°C to 125°C), and compliance certifications (ROHS3). The substitute part is manufactured by Murata Electronics and maintains active product status.

Q: What is the primary reason for substitution?

A: The DFE201208K-2R2M=P2 is classified as obsolete. The DFE21CCN2R2MELL is the active equivalent part, ensuring continued procurement availability and manufacturing support for new designs and production runs.

Q: Are there any electrical performance differences between these parts?

A: Both parts are electrically equivalent at the specified inductance value and test frequency. The substitute part provides additional electrical characterization: current rating (1.8 A), saturation current (2.1 A), and maximum DC resistance (138 mOhm). These specifications enable more detailed circuit analysis but do not alter the fundamental inductance performance.

Q: Will the substitute part fit the existing PCB layout?

A: Yes. Both parts use the 0805 (2012 Metric) surface mount package with identical physical dimensions (2.00mm length x 1.20mm width) and maximum seated height (0.80mm). No PCB layout modifications are required.

Q: Are the temperature operating ranges identical?

A: Yes. Both parts operate across the identical temperature range of -40°C to 125°C, ensuring equivalent thermal performance in all specified operating conditions.

Q: What is the difference in packaging format?

A: The original part packaging format is not specified. The substitute part DFE21CCN2R2MELL is supplied in Tape & Reel (TR) format, which is standard for automated assembly and high-volume production environments.

Q: Do both parts meet the same compliance standards?

A: Yes. Both parts are ROHS3 compliant and maintain Moisture Sensitivity Level 1 (Unlimited), confirming equivalent environmental and regulatory compliance.

Q: Is the inductance tolerance the same?

A: Yes. Both parts maintain ±20% inductance tolerance, ensuring equivalent circuit performance and design margin calculations.