Equivalent & Substitute Parts for Ohmite 12FR080

Part Overview

The Ohmite 12FR080 is an 80 mOhms ±1% 2W axial through-hole resistor designed for current sense applications with non-inductive metal element construction. This component is classified as Active product status. Substitute parts are identified when equivalent electrical and mechanical parameters are maintained across the same resistance value, tolerance, power rating, and physical form factor, ensuring direct functional interchangeability in circuit applications.

Substiute Parts

12FR080

OhmiteIn Stock: 89012FR080 Datasheet

Current PartRFQ

12FR080E

OhmiteIn Stock: 100112FR080E Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the 12FR080 are identified based on strict parametric equivalence. The following criteria determine substitution eligibility:

• Resistance value: 80 mOhms (exact match required)
• Tolerance: ±1% (exact match required)
• Power rating: 2W (exact match required)
• Composition: Metal Element (exact match required)
• Features: Current Sense, Non-Inductive (exact match required)
• Temperature coefficient: ±50ppm/°C (exact match required)
• Operating temperature range: -55°C ~ 275°C (exact match required)
• Package type: Axial (exact match required)
• Physical dimensions: 0.094" Dia x 0.417" L (exact match required)
• Number of terminations: 2 (exact match required)

The 12FR080E meets all parametric requirements for direct substitution with the primary part number 12FR080.

Parameter Comparison

Engineering Selection Recommendations

Both the 12FR080 and 12FR080E are Active status components from Ohmite with identical electrical and mechanical specifications. The primary distinction is regulatory compliance: the 12FR080E carries ROHS3 compliance, while the 12FR080 is RoHS non-compliant. Selection between these parts depends on application requirements regarding environmental and regulatory standards. Both parts maintain REACH Unaffected status and EAR99 export classification. Inventory availability shows 969 Pcs for the 12FR080E against 864 Pcs for the 12FR080.

Frequently Asked Questions (FAQ)

Q: Can the 12FR080E directly replace the 12FR080 in existing designs? A: Yes. The 12FR080E is a parametric equivalent with identical resistance, tolerance, power rating, temperature coefficient, operating temperature range, and physical dimensions. Direct substitution is supported from an electrical and mechanical standpoint.

Q: What is the difference between 12FR080 and 12FR080E? A: The parts are electrically and mechanically identical. The 12FR080E is ROHS3 compliant, while the 12FR080 is RoHS non-compliant. Packaging differs: 12FR080 uses standard packaging while 12FR080E is supplied in bulk packaging.

Q: Are there any compatibility concerns with PCB assembly? A: No. Both parts share identical axial package dimensions (0.094" Dia x 0.417" L) and two-terminal configuration, ensuring compatibility with existing PCB layouts and assembly processes.

Q: Which part should be selected for new designs? A: Selection depends on regulatory requirements. For applications requiring RoHS3 compliance, specify 12FR080E. For applications without such requirements, either part is suitable based on availability and procurement preferences.

Q: Do these parts have different thermal characteristics? A: No. Both parts maintain identical temperature coefficient (±50ppm/°C) and operating temperature range (-55°C ~ 275°C), ensuring equivalent thermal performance in circuit applications.