RC3225F7320CS Equivalent & Substitute Parts

Part Overview

The RC3225F7320CS is a 732 Ohm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in the 1210 (3225 Metric) package format with a power rating of 0.333W (1/3W). This component is classified as Active product status and is RoHS3 compliant with unlimited moisture sensitivity level (MSL 1). The part is suitable for general industrial and commercial applications requiring precision resistive elements with moisture resistance characteristics. Equivalent and substitute parts are identified based on matching electrical specifications, package dimensions, and compliance certifications to ensure functional interchangeability in circuit designs.

Substiute Parts

RC3225F7320CS

Samsung Electro-MechanicsIn Stock: 728RC3225F7320CS Datasheet

Current PartRFQ

ERJ-14NF7320U

Panasonic Electronic ComponentsIn Stock: 9737ERJ-14NF7320U Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC3225F7320CS is determined by the following critical parameters:

Mandatory Matching Parameters:

• Resistance value: 732 Ohms
• Tolerance: ±1%
• Package format: 1210 (3225 Metric)
• Composition: Thick Film
• Temperature Coefficient: ±100ppm/°C
• Operating Temperature Range: -55°C ~ 155°C
• Number of Terminations: 2
• RoHS3 Compliance

Allowable Variation Parameters:

• Power rating: Equal to or greater than 0.333W (1/3W)
• Physical dimensions: Within standard 1210 package tolerances
• Moisture Sensitivity Level: MSL 1 or equivalent
• Product status: Active or Not For New Designs (both acceptable for substitution purposes)

The ERJ-14NF7320U from Panasonic Electronic Components qualifies as a direct substitute based on matching all mandatory parameters. The substitute part features a higher power rating of 0.5W (1/2W), which provides additional thermal margin and is fully compatible with circuit designs specified for the RC3225F7320CS.

Parameter Comparison

Engineering Selection Recommendations

Primary Selection (RC3225F7320CS): The RC3225F7320CS maintains Active product status and is the preferred choice for new circuit designs. This Samsung Electro-Mechanics component provides the specified 0.333W power rating with full RoHS3 compliance and unlimited moisture sensitivity rating suitable for standard industrial applications.

Substitute Selection (ERJ-14NF7320U): The ERJ-14NF7320U from Panasonic Electronic Components is a qualified substitute when the primary part is unavailable. This part meets all electrical and mechanical requirements with an enhanced power rating of 0.5W, providing additional thermal headroom. The Panasonic component carries AEC-Q200 automotive qualification, indicating enhanced reliability screening. However, the Not For New Designs status indicates this part is in mature phase and should be evaluated for long-term availability in production environments.

Both parts are RoHS3 compliant, REACH unaffected, and classified under ECCN EAR99 with identical HTSUS coding (8533.21.0030), confirming regulatory equivalence.

Frequently Asked Questions (FAQ)

Q: Can the ERJ-14NF7320U directly replace the RC3225F7320CS in existing designs?

A: Yes. The ERJ-14NF7320U is electrically and mechanically compatible with the RC3225F7320CS. Both parts share identical resistance (732 Ohms), tolerance (±1%), package format (1210), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). The substitute part's higher power rating (0.5W versus 0.333W) does not create compatibility issues and provides additional thermal margin.

Q: What are the physical dimension differences between these parts?

A: The RC3225F7320CS measures 0.126" L x 0.100" W (3.20mm x 2.55mm) with a maximum seated height of 0.026" (0.66mm). The ERJ-14NF7320U measures 0.126" L x 0.098" W (3.20mm x 2.50mm) with a maximum seated height of 0.028" (0.70mm). These dimensional variations fall within standard 1210 package tolerances and do not affect PCB layout or assembly compatibility.

Q: Are there compliance or certification differences between these parts?

A: Both parts are RoHS3 compliant, REACH unaffected, and carry identical ECCN (EAR99) and HTSUS (8533.21.0030) classifications. The ERJ-14NF7320U carries additional AEC-Q200 automotive qualification, indicating enhanced reliability screening per automotive standards. This additional qualification does not restrict use in non-automotive applications.

Q: What is the significance of the product status difference?

A: The RC3225F7320CS is classified as Active, indicating ongoing production and recommended for new designs. The ERJ-14NF7320U is classified as Not For New Designs, indicating mature product phase. For new circuit designs, the RC3225F7320CS is the preferred selection. The ERJ-14NF7320U is suitable for replacement, repair, or when primary part availability is constrained.

Q: Do these parts have identical moisture sensitivity ratings?

A: Yes. Both the RC3225F7320CS and ERJ-14NF7320U carry Moisture Sensitivity Level 1 (Unlimited), indicating no moisture sensitivity restrictions and no special handling requirements during storage or assembly.

Q: Can the higher power rating of the substitute part affect circuit performance?

A: No. The ERJ-14NF7320U's 0.5W power rating is a superset of the RC3225F7320CS's 0.333W specification. A component rated for higher power dissipation operates within safe thermal margins when used in applications designed for lower power ratings. This substitution introduces no performance degradation or reliability concerns.