Equivalent & Substitute Parts for Signal Transformer 241-3-10L

Part Overview

The Signal Transformer 241-3-10L is a laminated core power transformer rated at 2.4VA with a single primary winding (115V) and single secondary winding (10V) featuring center tap configuration. This chassis mount transformer is designed for applications requiring isolated AC power conversion with a maximum output current of 250mA. The part is currently active in production and maintains full RoHS3 compliance. Substitute parts may be required due to inventory availability, lead time constraints, or specific application requirements for alternative termination styles or mechanical configurations.

Substiute Parts

241-3-10L

Signal TransformerIn Stock: 1013241-3-10L Datasheet

Current PartRFQ

F3-10-B

Triad MagneticsIn Stock: 811F3-10-B Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The Triad Magnetics F3-10-B qualifies as a direct substitute for the Signal Transformer 241-3-10L based on the following critical electrical and mechanical parameters:

• Identical power rating of 2.4VA
• Matching primary voltage of 115V
• Matching secondary voltage of 10V at full load
• Identical maximum output current of 250mA
• Identical core type (laminated)
• Identical winding configuration (single primary, single secondary with center tap)
• Equivalent isolation voltage rating (2500V)
• Same mounting type (chassis mount)
• Equivalent weight (0.25 lb / 113.4 g)
• Matching RoHS3 compliance and REACH unaffected status

The primary difference between these parts lies in termination style and physical dimensions. The 241-3-10L features wire leads termination, while the F3-10-B offers solder and quick connect termination options. Dimensional variations exist in width (29.60mm vs. 44.45mm) and height (31.20mm vs. 30.15mm), which may affect board layout and mechanical fit.

Parameter Comparison

Engineering Selection Recommendations

Both the Signal Transformer 241-3-10L and Triad Magnetics F3-10-B are active production parts with equivalent electrical specifications and full regulatory compliance. Selection between these parts should be based on:

Termination Requirements: The 241-3-10L with wire leads is suitable for applications requiring flexible lead routing or custom connection methods. The F3-10-B with solder and quick connect termination is appropriate for applications requiring direct PCB mounting or standardized connector interfaces.

Mechanical Fit: The F3-10-B has a wider footprint (44.45mm width vs. 29.60mm) and slightly lower profile (30.15mm vs. 31.20mm). Verify that the substitute part dimensions accommodate the available board space and mounting constraints of the target application.

Regulatory Compliance: Both parts maintain ROHS3 compliance and REACH unaffected status, ensuring compatibility with current environmental and safety regulations.

Frequently Asked Questions (FAQ)

Q: Can the Triad Magnetics F3-10-B directly replace the Signal Transformer 241-3-10L in all applications?

A: Electrical substitution is valid based on matching power rating, voltage specifications, current capacity, and isolation voltage. However, mechanical compatibility must be verified. The F3-10-B has different dimensions and termination style, requiring assessment of board layout and connection method compatibility.

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

A: The critical parameters are power rating (2.4VA), primary voltage (115V), secondary voltage (10V), maximum output current (250mA), core type (laminated), winding configuration (single primary, single secondary with center tap), and isolation voltage (2500V). Parts matching all these specifications are electrically equivalent.

Q: How do termination style differences affect part selection?

A: Wire leads provide flexibility for custom routing and connection methods, while solder and quick connect terminations are designed for direct PCB integration. The choice depends on the application's connection architecture and assembly process requirements.

Q: Are there compliance differences between these parts?

A: Both parts are ROHS3 compliant and REACH unaffected. No compliance differentiation exists between the two options.

Q: What dimensional considerations should be evaluated before substitution?

A: The F3-10-B is 14.85mm wider and 1.05mm shorter than the 241-3-10L. Verify that the target application's PCB layout and enclosure accommodate these dimensional differences before implementing the substitution.