RE0805FRE0712K4L Equivalent & Substitute Parts

Part Overview

The RE0805FRE0712K4L is a 12.4 kOhms ±1% thick film chip resistor in 0805 (2012 Metric) package manufactured by YAGEO. This component is rated for 0.125W (1/8W) power dissipation with an operating temperature range of -55°C to 155°C. The part is ROHS3 compliant and carries MSL Level 1 (Unlimited) moisture sensitivity rating. As an active product with 637 units in stock, equivalent alternatives are available from other manufacturers to support supply chain flexibility and design optimization.

Substiute Parts

RE0805FRE0712K4L

YAGEOIn Stock: 731RE0805FRE0712K4L Datasheet

Current PartRFQ

ERJ-PB6B1242V

Panasonic Electronic ComponentsIn Stock: 5735ERJ-PB6B1242V Datasheet

MFR RecommendedRFQ

ERJ-PB6D1242V

Panasonic Electronic ComponentsIn Stock: 5042ERJ-PB6D1242V Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RE0805FRE0712K4L are qualified based on the following criteria:

• Identical resistance value: 12.4 kOhms
• Identical package: 0805 (2012 Metric)
• Identical composition: Thick Film
• Identical temperature coefficient: ±50ppm/°C
• Identical operating temperature range: -55°C ~ 155°C
• Identical RoHS compliance: ROHS3 Compliant
• Identical MSL rating: 1 (Unlimited)

Substitute parts may differ in tolerance (±0.1% to ±0.5%) and power rating (0.25W / 1/4W), which represent improvements over the original specification. These variations are acceptable as they maintain or exceed the electrical and mechanical compatibility requirements for direct substitution in the same PCB footprint and circuit application.

Parameter Comparison

Engineering Selection Recommendations

Both Panasonic ERJ-PB6 series alternatives (ERJ-PB6B1242V and ERJ-PB6D1242V) are direct substitutes for the YAGEO RE0805FRE0712K4L. Selection between these options depends on application requirements:

ERJ-PB6B1242V provides the tightest tolerance specification at ±0.1%, suitable for precision circuit applications requiring minimal resistance variation. ERJ-PB6D1242V offers ±0.5% tolerance with equivalent performance characteristics. Both Panasonic parts feature AEC-Q200 automotive qualification and pulse withstanding capability, providing enhanced reliability margins. All three parts maintain identical footprint compatibility, thermal performance, and regulatory compliance (ROHS3, REACH Unaffected, EAR99 classification).

Frequently Asked Questions (FAQ)

Q: Can ERJ-PB6B1242V or ERJ-PB6D1242V be used as direct replacements for RE0805FRE0712K4L?

A: Yes. Both Panasonic parts are direct substitutes. They share identical resistance value, package footprint (0805), composition (thick film), temperature coefficient, operating temperature range, and regulatory compliance. The higher power rating (0.25W vs. 0.125W) and improved tolerance specifications represent design enhancements.

Q: What is the difference between ERJ-PB6B1242V and ERJ-PB6D1242V?

A: The primary difference is tolerance specification. ERJ-PB6B1242V is rated at ±0.1% tolerance, while ERJ-PB6D1242V is rated at ±0.5% tolerance. Both share identical power rating, package, and thermal characteristics. Selection depends on circuit precision requirements.

Q: Are there any height or footprint differences between these parts?

A: The 0805 package footprint is identical across all three parts (0.079" L x 0.049" W / 2.00mm x 1.25mm). Maximum seated height varies slightly: RE0805FRE0712K4L at 0.024" (0.60mm) and both Panasonic parts at 0.028" (0.70mm). This 0.004" (0.10mm) difference is within standard PCB design tolerances and does not affect assembly compatibility.

Q: Do the Panasonic substitutes require different handling or storage procedures?

A: No. All three parts carry identical MSL Level 1 (Unlimited) moisture sensitivity rating, indicating no special moisture control requirements during storage or handling. ROHS3 compliance and REACH Unaffected status are consistent across all alternatives.

Q: Which substitute should be selected for automotive applications?

A: Both Panasonic ERJ-PB6 series parts carry AEC-Q200 automotive qualification. The YAGEO RE0805FRE0712K4L does not specify AEC-Q200 rating. For automotive applications requiring this certification, either ERJ-PB6B1242V or ERJ-PB6D1242V is appropriate based on tolerance requirements.