RT1206FRE07178KL Equivalent & Substitute Parts

Part Overview

The RT1206FRE07178KL is a 178 kOhms ±1% thin film chip resistor manufactured by YAGEO in the 1206 (3216 Metric) package format. This component is rated for 0.25W (1/4W) power dissipation with an operating temperature range of -55°C to 155°C. The part is currently in active production status with ROHS3 compliance and unlimited moisture sensitivity rating (MSL 1).

Equivalent and substitute parts are identified when design requirements allow for relaxed tolerance specifications, enhanced performance characteristics, or alternative sourcing needs while maintaining functional compatibility within the same package and resistance value.

Substiute Parts

RT1206FRE07178KL

YAGEOIn Stock: 1013RT1206FRE07178KL Datasheet

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ERA-8AEB1783V

Panasonic Electronic ComponentsIn Stock: 4052ERA-8AEB1783V Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RT1206FRE07178KL is determined by the following criteria:

Core Compatibility Requirements:

• Resistance value: 178 kOhms (exact match required)
• Package format: 1206 (3216 Metric) (exact match required)
• Power rating: 0.25W minimum (equal or higher acceptable)
• Composition: Thin film technology
• Operating temperature range: Must encompass -55°C to 155°C minimum
• RoHS compliance: ROHS3 or equivalent

Tolerance Consideration: Substitute parts with tolerance specifications equal to or tighter than ±1% are functionally compatible. Tighter tolerance specifications (such as ±0.1%) represent performance upgrades and do not restrict substitution eligibility.

Additional Qualifications: Substitute parts may include automotive-grade certifications (AEC-Q200) or enhanced temperature coefficient specifications without affecting basic substitution compatibility.

Parameter Comparison

Engineering Selection Recommendations

RT1206FRE07178KL (YAGEO): Use this part for standard applications requiring 178 kOhms ±1% resistance in the 1206 package. The component meets ROHS3 compliance and operates across the full -55°C to 155°C temperature range. Selection is appropriate for general-purpose circuit applications where ±1% tolerance is acceptable.

ERA-8AEB1783V (Panasonic): This substitute part offers tighter tolerance specification (±0.1% versus ±1%) and improved temperature coefficient performance (±25ppm/°C versus ±50ppm/°C). The part includes AEC-Q200 automotive qualification. Selection is appropriate for applications requiring enhanced precision, automotive-grade reliability, or where tighter tolerance specifications provide circuit performance benefits. Both parts maintain identical ROHS3 compliance and moisture sensitivity ratings.

Frequently Asked Questions (FAQ)

Q: Can ERA-8AEB1783V replace RT1206FRE07178KL in my circuit?

A: Yes. Both parts share identical resistance value (178 kOhms), package format (1206), power rating (0.25W), and operating temperature range (-55°C to 155°C). The ERA-8AEB1783V provides tighter tolerance (±0.1% versus ±1%) and improved temperature coefficient, making it functionally compatible and performance-equivalent or superior for direct substitution.

Q: What is the difference in tolerance between these parts?

A: The RT1206FRE07178KL has ±1% tolerance, while the ERA-8AEB1783V has ±0.1% tolerance. The ERA-8AEB1783V tolerance is ten times tighter, resulting in more precise resistance values. This difference is relevant only if your circuit design requires tolerance specifications tighter than ±1%.

Q: Are both parts RoHS compliant?

A: Yes. Both RT1206FRE07178KL and ERA-8AEB1783V are ROHS3 compliant with unlimited moisture sensitivity rating (MSL 1).

Q: Does the AEC-Q200 rating on ERA-8AEB1783V affect substitution?

A: No. AEC-Q200 is an automotive qualification that indicates enhanced reliability testing and qualification. This certification does not restrict the part's use in non-automotive applications and does not affect substitution eligibility for general-purpose circuits.

Q: Can I use these parts interchangeably on the same PCB assembly?

A: Yes. Both parts use identical 1206 (3216 Metric) package dimensions and footprint specifications, allowing direct PCB footprint compatibility and interchangeable assembly processes.