RC3225F1402CS Equivalent & Substitute Parts Reference

Part Overview

The RC3225F1402CS is a 14 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.333W (1/3W) power dissipation in a 1210 (3225 Metric) package. This component is classified as Active product status with full RoHS3 compliance and unlimited moisture sensitivity rating (MSL 1).

Substitute parts are identified when equivalent electrical performance and mechanical compatibility can be maintained across the critical parameters of resistance value, tolerance, package form factor, and operating temperature range. The RC3225F1402CS may require substitution due to inventory availability, supply chain considerations, or application-specific feature requirements such as automotive qualification or pulse withstanding capability.

Substiute Parts

RC3225F1402CS

Samsung Electro-MechanicsIn Stock: 792RC3225F1402CS Datasheet

Current PartRFQ

CRCW121014K0FKEA

Vishay DaleIn Stock: 7258CRCW121014K0FKEA Datasheet

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ERJ-14NF1402U

Panasonic Electronic ComponentsIn Stock: 1632ERJ-14NF1402U Datasheet

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ERJ-P14F1402U

Panasonic Electronic ComponentsIn Stock: 8238ERJ-P14F1402U Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC3225F1402CS is determined by strict equivalence in the following parameters:

Mandatory Equivalence Parameters:

• Resistance value: 14 kOhms (exact match required)
• Tolerance: ±1% (exact match required)
• Package / Case: 1210 (3225 Metric) (exact match required)
• Composition: Thick Film (exact match required)
• Operating Temperature Range: -55°C ~ 155°C (minimum requirement)
• Temperature Coefficient: ±100ppm/°C (exact match required)

Allowable Variation Parameters:

• Power Rating: Substitutes may have equal or higher power dissipation capacity (0.5W / 1/2W acceptable as uprating)
• Features: Additional certifications (AEC-Q200, Pulse Withstanding) are allowable enhancements
• Product Status: Active status preferred; Not For New Designs acceptable for legacy applications only

All identified substitute parts maintain identical electrical characteristics (resistance, tolerance, temperature coefficient) and mechanical compatibility (1210 package, 2 terminations) with the main part. Power rating increases represent thermal margin improvements suitable for direct substitution in existing designs.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute (Preferred): CRCW121014K0FKEA (Vishay Dale) is the recommended primary substitute. This part maintains full electrical and mechanical equivalence with the RC3225F1402CS while offering increased power dissipation capacity (0.5W vs. 0.333W). Both components carry Active product status and ROHS3 compliance. The Vishay part includes AEC-Q200 automotive qualification, providing enhanced reliability margin for applications requiring automotive-grade components.

Secondary Substitute (Active Status): ERJ-P14F1402U (Panasonic Electronic Components) is an alternative substitute with Active product status. This part provides identical electrical specifications and adds pulse withstanding capability in addition to AEC-Q200 automotive qualification. The increased power rating (0.5W) and enhanced feature set make this suitable for demanding applications.

Legacy Substitute (Not Recommended for New Designs): ERJ-14NF1402U (Panasonic Electronic Components) carries Not For New Designs product status and should be used only in legacy or maintenance applications where existing design validation has been completed. This part is electrically and mechanically equivalent but lacks the active product lifecycle support of primary alternatives.

All three substitute parts are suitable for direct PCB footprint replacement without layout modifications, as the 1210 package dimensions are standardized across manufacturers.

Frequently Asked Questions (FAQ)

Q: Can CRCW121014K0FKEA replace RC3225F1402CS in existing designs without circuit modification?

A: Yes. Both parts share identical resistance (14 kOhms), tolerance (±1%), package (1210), and operating temperature range (-55°C ~ 155°C). The CRCW121014K0FKEA has higher power dissipation capacity (0.5W vs. 0.333W), which represents a thermal margin improvement. No circuit changes are required.

Q: What is the difference between ERJ-P14F1402U and ERJ-14NF1402U?

A: Both Panasonic parts are electrically identical (14 kOhms ±1%, 0.5W, 1210 package). The primary difference is product status: ERJ-P14F1402U is Active and includes pulse withstanding capability, while ERJ-14NF1402U is Not For New Designs. For new designs, ERJ-P14F1402U is the appropriate choice.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. RC3225F1402CS, CRCW121014K0FKEA, ERJ-14NF1402U, and ERJ-P14F1402U all carry ROHS3 Compliant status and are suitable for applications requiring RoHS compliance.

Q: Does the increased power rating of substitute parts affect circuit performance?

A: No. Power rating is a thermal capacity specification. A higher power rating (0.5W vs. 0.333W) does not change electrical behavior; it only indicates greater thermal dissipation capability. The resistor will function identically in the circuit.

Q: Can these parts be used interchangeably in automotive applications?

A: CRCW121014K0FKEA and ERJ-P14F1402U both carry AEC-Q200 automotive qualification. RC3225F1402CS does not specify automotive qualification. For automotive applications, CRCW121014K0FKEA or ERJ-P14F1402U are the appropriate selections.

Q: What is the significance of MSL 1 (Unlimited) rating?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All listed parts carry this rating, eliminating moisture sensitivity as a substitution constraint.

Q: Are there any dimensional differences between substitute parts?

A: All parts use the 1210 (3225 Metric) package with standardized PCB footprints. Minor height variations exist (0.026" to 0.028" seated height), but these fall within standard PCB assembly tolerances and do not affect interchangeability.