PLY10AS9012R0R2B Equivalent & Substitute Parts

Part Overview

The PLY10AS9012R0R2B is a 2-line common mode choke (CMC) manufactured by Murata Electronics, designed for power line filtering applications. This through-hole component is rated for 2A maximum current with a 300V AC voltage rating and operates across a temperature range of -25°C to 60°C. The product is currently obsolete, making identification of suitable substitute components essential for ongoing system maintenance, repair, and redesign efforts where this component is specified in existing designs.

Substiute Parts

PLY10AS9012R0R2B

Murata ElectronicsIn Stock: 1177PLY10AS9012R0R2B Datasheet

Current PartRFQ

RN212-2-02-1M0

Schaffner EMC Inc.In Stock: 1103RN212-2-02-1M0 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the PLY10AS9012R0R2B is determined by the following critical parameters:

• Number of Lines: Must remain 2-line configuration for common mode filtering
• Current Rating: Minimum 2A to maintain electrical performance in the application
• Voltage Rating - AC: Minimum 300V to ensure adequate dielectric strength
• Mounting Type: Through hole configuration required for PCB compatibility
• Package / Case: Vertical, 4 PC pin configuration for mechanical fit
• Filter Type: Power line filtering application category

The substitute part RN212-2-02-1M0 from Schaffner EMC Inc. meets all critical substitution criteria. This part maintains the 2-line configuration, 2A current rating, 300V AC voltage rating, through-hole mounting, and vertical 4 PC pin package. The substitute is an active product with enhanced operating temperature range (-40°C to 100°C) and includes additional regulatory approvals (ENEC, UR, VDE).

Parameter Comparison

Engineering Selection Recommendations

The RN212-2-02-1M0 is the qualified substitute for the obsolete PLY10AS9012R0R2B. Selection is based on the following engineering factors:

Product Status: The original PLY10AS9012R0R2B is obsolete, making the active RN212-2-02-1M0 the appropriate replacement for new designs and ongoing production.

Regulatory Compliance: The RN212-2-02-1M0 carries ROHS3 compliance and holds approvals from ENEC, UR, and VDE, providing enhanced regulatory coverage compared to the original part.

Electrical Equivalence: Both components maintain identical current rating (2A), voltage rating (300V AC), and 2-line configuration, ensuring functional compatibility in power line filtering applications.

Mechanical Compatibility: Both parts feature through-hole mounting with vertical 4 PC pin package configuration. Dimensional differences (width and height) must be evaluated against specific PCB layout constraints, as the substitute is narrower (12.50mm vs 16.00mm) but taller (20.30mm vs 17.50mm).

Environmental Performance: The RN212-2-02-1M0 offers an extended operating temperature range (-40°C to 100°C) compared to the original (-25°C to 60°C), providing improved performance in demanding thermal environments.

Frequently Asked Questions (FAQ)

Q: Can the RN212-2-02-1M0 directly replace the PLY10AS9012R0R2B in existing designs?

A: The RN212-2-02-1M0 meets all critical electrical and functional requirements for substitution. However, PCB layout must accommodate the dimensional differences: the substitute is narrower but taller. Verify that the increased height (20.30mm vs 17.50mm) does not conflict with component clearances or assembly constraints.

Q: What are the key parameters that determine substitution eligibility?

A: Substitution is determined by: 2-line configuration, 2A current rating, 300V AC voltage rating, through-hole mounting type, and vertical 4 PC pin package. The RN212-2-02-1M0 meets all these criteria.

Q: Does the RN212-2-02-1M0 have better regulatory approvals than the original part?

A: Yes. The RN212-2-02-1M0 holds ENEC, UR, and VDE approvals and is ROHS3 compliant, providing enhanced regulatory coverage for applications requiring these certifications.

Q: Are there any dimensional compatibility concerns?

A: The substitute has identical length (18.00mm) and current rating but differs in width (12.50mm vs 16.00mm) and height (20.30mm vs 17.50mm). PCB layout must be evaluated to ensure these dimensional changes do not create mechanical conflicts.

Q: What is the moisture sensitivity level for the substitute part?

A: The RN212-2-02-1M0 has MSL 1 (Unlimited), identical to the original part, indicating no moisture sensitivity concerns during storage and handling.