RMCF1210FT2K37 Equivalent & Substitute Parts

Part Overview

The RMCF1210FT2K37 is a 2.37 kOhms ±1% 0.5W thick film chip resistor in 1210 (3225 Metric) package manufactured by Stackpole Electronics Inc. This automotive-grade component meets AEC-Q200 qualification standards and operates across -55°C to 155°C. The part is currently active in production. Equivalent and substitute parts are identified when identical electrical specifications and mechanical compatibility are maintained across the 1210 package footprint and automotive qualification requirements.

Substiute Parts

RMCF1210FT2K37

Stackpole Electronics IncIn Stock: 890RMCF1210FT2K37 Datasheet

Current PartRFQ

CRCW12102K37FKEA

Vishay DaleIn Stock: 5814CRCW12102K37FKEA Datasheet

DirectRFQ

ERJ-14NF2371U

Panasonic Electronic ComponentsIn Stock: 14981ERJ-14NF2371U Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RMCF1210FT2K37 are qualified based on strict electrical and mechanical parameter matching:

Qualifying Parameters for Substitution:

• Resistance value: 2.37 kOhms
• Tolerance: ±1%
• Power rating: 0.5W (1/2W)
• Package: 1210 (3225 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• Automotive qualification: AEC-Q200
• RoHS compliance: ROHS3 Compliant
• Moisture sensitivity: MSL 1

All identified substitutes maintain these parameters across different manufacturers, ensuring direct functional and mechanical compatibility in automotive applications.

Parameter Comparison

Engineering Selection Recommendations

CRCW12102K37FKEA (Vishay Dale) is the primary direct substitute. This part maintains all electrical and mechanical specifications with active product status, ensuring continued availability and support for new designs and production runs.

ERJ-14NF2371U (Panasonic) is functionally equivalent but carries "Not For New Designs" status. This designation indicates the manufacturer is phasing out this product line. While the part meets all technical requirements and maintains AEC-Q200 automotive qualification, it is suitable only for legacy system support, repair, and maintenance applications where existing designs must be sustained.

For new automotive designs, CRCW12102K37FKEA is the recommended selection due to active product status and manufacturer support continuity.

Frequently Asked Questions (FAQ)

Q: Can CRCW12102K37FKEA be used as a direct replacement for RMCF1210FT2K37?

A: Yes. Both parts share identical electrical specifications (2.37 kOhms ±1%, 0.5W), operate across the same temperature range (-55°C ~ 155°C), maintain AEC-Q200 automotive qualification, and use the 1210 (3225 Metric) package. The maximum seated height difference (0.024" vs 0.028") is within standard PCB design tolerances for 1210 components.

Q: Why is ERJ-14NF2371U marked "Not For New Designs"?

A: This status indicates Panasonic is discontinuing this product line. While the part is electrically and mechanically equivalent and remains AEC-Q200 qualified, manufacturer support and long-term availability cannot be guaranteed. New designs should specify CRCW12102K37FKEA or RMCF1210FT2K37.

Q: Are all three parts suitable for automotive applications?

A: Yes. All three parts carry AEC-Q200 automotive qualification, ROHS3 compliance, and MSL 1 moisture sensitivity rating, meeting automotive industry standards for reliability and environmental performance.

Q: What is the significance of the 1210 package specification?

A: The 1210 (3225 Metric) package defines the physical footprint (0.126" L x 0.098" W / 3.20mm x 2.50mm) and mounting compatibility. All substitute parts use this identical package, ensuring PCB layout and assembly compatibility without design modification.

Q: Can these parts be intermixed in production?

A: Yes, provided the design qualifies all three manufacturers. However, for supply chain consistency and traceability in automotive production, single-source specification is recommended. If multiple sources are required, document the approved substitute list in design documentation and bill of materials.