RC3216F8451CS Equivalent & Substitute Parts Reference

Part Overview

The RC3216F8451CS is an 8.45 kOhms ±1% 0.25W thick film chip resistor manufactured by Samsung Electro-Mechanics in 1206 (3216 Metric) package format. This component is classified as Active product status and features moisture-resistant construction with ROHS3 compliance. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and environmental ratings align with the original component, enabling direct replacement in circuit applications without design modification.

Substiute Parts

RC3216F8451CS

Samsung Electro-MechanicsIn Stock: 758RC3216F8451CS Datasheet

Current PartRFQ

RC1206FR-078K45L

YAGEOIn Stock: 153956RC1206FR-078K45L Datasheet

DirectRFQ

CRCW12068K45FKEA

Vishay DaleIn Stock: 15307CRCW12068K45FKEA Datasheet

SimilarRFQ

ERJ-8ENF8451V

Panasonic Electronic ComponentsIn Stock: 47490ERJ-8ENF8451V Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution validity for the RC3216F8451CS is determined by strict equivalence across the following parameters:

Electrical Equivalence Requirements:

• Resistance value: 8.45 kOhms (exact match)
• Tolerance: ±1% (exact match)
• Power rating: 0.25W / 1/4W (exact match)
• Temperature coefficient: ±100ppm/°C (exact match)
• Operating temperature range: -55°C ~ 155°C (exact match or wider range acceptable)

Mechanical Equivalence Requirements:

• Package type: 1206 (3216 Metric) (exact match)
• Composition: Thick Film (exact match)
• Number of terminations: 2 (exact match)

Compliance Requirements:

• RoHS Status: ROHS3 Compliant (exact match)
• Moisture Sensitivity Level: 1 (Unlimited) (exact match)
• REACH Status: REACH Unaffected (exact match)

All identified substitute parts meet these criteria. Dimensional variations within manufacturing tolerances do not affect substitution validity.

Parameter Comparison

Engineering Selection Recommendations

RC1206FR-078K45L (YAGEO): This part is recommended as the primary direct substitute. It maintains Active product status, meets all electrical and mechanical specifications, and carries ROHS3 compliance. Packaging is Tape & Reel format with high inventory availability (153,905 pcs).

CRCW12068K45FKEA (Vishay Dale): This part qualifies as a valid substitute with Active product status. It includes automotive AEC-Q200 qualification, which provides additional reliability assurance for applications requiring automotive-grade components. Packaging is Tape & Reel format with substantial inventory (15,215 pcs).

ERJ-8ENF8451V (Panasonic Electronic Components): This part meets all electrical and mechanical equivalence criteria and includes automotive AEC-Q200 qualification. However, product status is classified as "Not For New Designs," indicating this part is in end-of-life phase. Selection of this substitute is appropriate only for legacy system maintenance or repair applications where design continuity is required. Inventory availability is moderate (47,451 pcs).

Frequently Asked Questions (FAQ)

Q: Can RC1206FR-078K45L replace RC3216F8451CS in existing designs?

A: Yes. RC1206FR-078K45L is electrically and mechanically equivalent across all critical parameters: 8.45 kOhms ±1%, 0.25W power rating, 1206 package, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range, and ROHS3 compliance. Direct substitution is valid without circuit modification.

Q: What is the difference between CRCW12068K45FKEA and the original RC3216F8451CS?

A: Electrical and mechanical specifications are identical. CRCW12068K45FKEA includes automotive AEC-Q200 qualification, which the original part does not specify. This additional qualification does not prevent substitution; it indicates enhanced reliability screening suitable for automotive applications.

Q: Why is ERJ-8ENF8451V marked "Not For New Designs"?

A: This designation indicates the part is in end-of-life status and the manufacturer is not recommending it for new product development. However, it remains electrically and mechanically equivalent and is suitable for repair, maintenance, or legacy system applications where design continuity is necessary.

Q: Are there dimensional differences between these substitute parts?

A: Minor dimensional variations exist within manufacturing tolerances. Length ranges from 3.10mm to 3.20mm, height from 0.60mm to 0.70mm. These variations are within standard 1206 package specifications and do not affect PCB layout or circuit performance.

Q: Do all substitute parts have the same moisture sensitivity rating?

A: Yes. All parts listed carry Moisture Sensitivity Level 1 (Unlimited), indicating no moisture precautions are required during storage, handling, or assembly.

Q: Which substitute part should be selected for new designs?

A: RC1206FR-078K45L (YAGEO) is the recommended choice for new designs, as it maintains Active product status and meets all specification requirements. CRCW12068K45FKEA (Vishay Dale) is an alternative if automotive AEC-Q200 qualification is required.