Equivalent & Substitute Parts for Sumida 570 16 270 1H Common Mode Choke

Part Overview

The Sumida America Components Inc. model 570 16 270 1H is a line common mode choke designed for DCR (DC Resistance) applications. This component is classified as obsolete, necessitating identification of active equivalent parts to maintain supply chain continuity and support ongoing production requirements. Common mode chokes in this category are used to suppress electromagnetic interference in power line applications by attenuating common mode noise across multiple conductor lines.

Substiute Parts

570 16 270 1H

Sumida America Components Inc.In Stock: 992570 16 270 1H Datasheet

Current PartRFQ

B82732F2901B001

EPCOS - TDK ElectronicsIn Stock: 3923B82732F2901B001 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the obsolete Sumida 570 16 270 1H is based on the following electrical and mechanical parameters:

Primary Substitution Criteria:

• Filter Type: Power Line common mode choke
• Number of Lines: 2-line configuration
• Mounting Type: Through Hole
• Inductance Value: 27 mH nominal
• Current Rating: 900 mA maximum
• DC Resistance: 770 mOhm typical
• Voltage Rating (AC): 250V
• Operating Temperature Range: -40°C to 125°C
• Package Configuration: Horizontal, 4 PC Pin through-hole

The substitute part B82732F2901B001 from EPCOS - TDK Electronics satisfies all critical electrical parameters and maintains mechanical compatibility through identical through-hole mounting and pin configuration.

Parameter Comparison

Engineering Selection Recommendations

The EPCOS - TDK Electronics B82732F2901B001 is the designated substitute for the obsolete Sumida 570 16 270 1H based on the following factors:

Product Status Alignment: The substitute part is in active production status, ensuring long-term availability and supply chain stability compared to the obsolete original part.

Compliance and Certification: The B82732F2901B001 carries ROHS3 compliance and approvals from ENEC, UR, and VDE standards bodies, meeting current regulatory requirements for power line filtering applications.

Export Classification: Both parts share identical ECCN classification (EAR99), maintaining consistency with export control requirements.

Electrical Parameter Compatibility: The substitute provides specified electrical parameters (27 mH inductance, 900 mA current rating, 770 mOhm DCR, 250V AC rating) that align with the functional requirements of a 2-line common mode choke for power line applications.

Mechanical Compatibility: Through-hole mounting configuration and 4-pin horizontal package design ensure direct PCB layout compatibility without redesign requirements.

Moisture Sensitivity: The substitute's MSL rating of Not Applicable indicates lower moisture sensitivity requirements, providing equivalent or superior performance in storage and handling conditions.

Frequently Asked Questions (FAQ)

Q: Can the EPCOS B82732F2901B001 be used as a direct replacement for the Sumida 570 16 270 1H?

A: Yes. Both components are 2-line common mode chokes with through-hole mounting. The substitute maintains identical pin configuration (4 PC Pin horizontal package) and operates within the same electrical parameter ranges for power line filtering applications.

Q: What are the key electrical parameters that define substitution compatibility?

A: Substitution is based on: 2-line configuration, through-hole mounting type, 27 mH inductance value, 900 mA current rating, 770 mOhm DC resistance, and 250V AC voltage rating. These parameters ensure functional equivalence in power line common mode choke applications.

Q: Does the substitute part require PCB layout modifications?

A: No. The EPCOS B82732F2901B001 uses identical through-hole mounting and horizontal 4-pin package configuration, allowing direct PCB footprint compatibility without layout changes.

Q: What is the difference in MSL ratings between the original and substitute?

A: The original Sumida part has MSL 1 (Unlimited), while the substitute has MSL Not Applicable. This indicates the substitute has lower or no moisture sensitivity requirements, providing equivalent or improved performance in standard storage conditions.

Q: Are there regulatory or compliance differences between the parts?

A: Both parts share EAR99 export classification. The substitute carries additional certifications (ENEC, UR, VDE) and ROHS3 compliance, meeting current regulatory standards for power line filtering components.

Q: What is the current inventory status for the substitute part?

A: The EPCOS B82732F2901B001 has 3847 pieces of new original stock available, providing immediate supply availability compared to the obsolete Sumida part.

Q: Are there packaging differences between the original and substitute?

A: The original part packaging is not specified in available data. The substitute is supplied in Tray packaging. Physical dimensions are 24.50mm L x 14.50mm W x 13.50mm H (max), suitable for standard through-hole PCB assembly processes.