ELF-22V030B Equivalent & Substitute Parts

Part Overview

The ELF-22V030B is a 2-line common mode choke (CMC) designed for through-hole mounting with a maximum current rating of 3A and typical DC resistance of 102mOhm. Manufactured by Panasonic Electronic Components as part of the V series, this component is classified as obsolete. Due to its obsolete status and limited availability relative to active alternatives, identifying equivalent substitute parts is essential for ongoing design support and production continuity.

Substiute Parts

ELF-22V030B

Panasonic Electronic ComponentsIn Stock: 687ELF-22V030B Datasheet

Current PartRFQ

EV35-3.0-02-10M

Schaffner EMC Inc.In Stock: 1409EV35-3.0-02-10M Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the ELF-22V030B is determined by the following critical parameters:

• Number of Lines: Must be 2-line configuration
• Current Rating: Must support minimum 3A
• Mounting Type: Must be through-hole to maintain PCB compatibility
• Package Configuration: Must use vertical 4-pin configuration for pin alignment
• DC Resistance: Should be comparable or lower to maintain circuit performance
• Physical Dimensions: Must fit within or closely match the original footprint constraints

The EV35-3.0-02-10M from Schaffner EMC Inc. meets these substitution criteria as a 2-line common mode choke with through-hole mounting, 3A current rating, and vertical 4-pin package configuration.

Parameter Comparison

Engineering Selection Recommendations

The EV35-3.0-02-10M is the designated substitute for the obsolete ELF-22V030B based on the following engineering criteria:

Product Status: The EV35-3.0-02-10M maintains active product status with established supply chain availability (1397 pcs in stock), whereas the ELF-22V030B is obsolete with limited inventory (646 pcs).

Compliance: The EV35-3.0-02-10M is ROHS3 compliant and REACH unaffected, providing regulatory alignment for new designs and production continuity. The ELF-22V030B is RoHS non-compliant.

Electrical Compatibility: Both components share identical 2-line configuration, 3A current rating, and through-hole mounting. The EV35-3.0-02-10M exhibits lower DC resistance (72mOhm vs. 102mOhm), which reduces power dissipation and improves circuit efficiency.

Physical Considerations: The EV35-3.0-02-10M has slightly larger dimensions (36.00mm x 24.50mm vs. 32.00mm x 23.00mm) and greater height (42.70mm vs. 39.00mm). PCB layout verification is required to confirm fit within existing footprint constraints.

Frequently Asked Questions (FAQ)

Q: Can the EV35-3.0-02-10M directly replace the ELF-22V030B without circuit modification?

A: The EV35-3.0-02-10M is electrically compatible as a 2-line, 3A common mode choke with through-hole mounting. However, physical dimensions differ slightly. PCB layout must be verified to confirm the substitute fits within the available space. Pin configuration remains identical (vertical, 4-pin).

Q: What is the significance of the lower DC resistance in the EV35-3.0-02-10M?

A: The EV35-3.0-02-10M has 72mOhm typical DC resistance compared to 102mOhm in the ELF-22V030B. Lower resistance reduces resistive losses and heat generation in the component, improving overall circuit efficiency without affecting functional performance.

Q: Why is RoHS compliance important for this substitution?

A: The EV35-3.0-02-10M is ROHS3 compliant, meeting current environmental and regulatory requirements for electronic components. This is essential for products destined for markets with RoHS mandates and for long-term supply chain sustainability.

Q: Are there any thermal or environmental differences between these components?

A: The EV35-3.0-02-10M specifies an operating temperature range of -25°C to 100°C and includes AC voltage rating of 250V. The ELF-22V030B does not provide these specifications. Verify that the EV35-3.0-02-10M's operating range meets your application requirements.

Q: What should be verified before implementing this substitution in production?

A: Confirm PCB layout compatibility with the slightly larger dimensions of the EV35-3.0-02-10M. Verify that the 250V AC rating and -25°C to 100°C operating range are suitable for your application. Perform electrical testing to validate circuit performance with the lower DC resistance value.