RC3225F8873CS Equivalent & Substitute Parts Reference

Part Overview

The RC3225F8873CS is a 887 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in the 1210 (3225 Metric) package format with 0.333W power rating. This component is classified as Active product status with moisture-resistant construction and unlimited moisture sensitivity level (MSL 1). The part is ROHS3 compliant and REACH unaffected, suitable for general industrial and commercial applications requiring precision resistive elements in compact surface-mount form factors.

Substitute parts become necessary when the primary part experiences supply constraints, inventory depletion, or when design requirements mandate alternative certifications such as automotive AEC-Q200 qualification or enhanced pulse-withstanding capabilities.

Substiute Parts

RC3225F8873CS

Samsung Electro-MechanicsIn Stock: 1120RC3225F8873CS Datasheet

Current PartRFQ

ERJ-14NF8873U

Panasonic Electronic ComponentsIn Stock: 4794ERJ-14NF8873U Datasheet

SimilarRFQ

ERJ-P14F8873U

Panasonic Electronic ComponentsIn Stock: 8189ERJ-P14F8873U Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution logic for the RC3225F8873CS is based on strict electrical and mechanical parameter matching within the 1210 package category. All substitute parts must satisfy the following mandatory criteria:

Electrical Parameters (Non-negotiable):

• Resistance value: 887 kOhms
• Tolerance: ±1%
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• Composition: Thick film

Mechanical Parameters (Non-negotiable):

• Package format: 1210 (3225 Metric)
• Number of terminations: 2
• Physical dimensions compatible with 1210 footprint

Power Rating Consideration: Substitute parts with power ratings equal to or greater than 0.333W are electrically compatible. The identified substitutes (ERJ-14NF8873U and ERJ-P14F8873U) both feature 0.5W ratings, which exceed the minimum requirement and provide enhanced thermal margin.

Compliance and Certification: While the main part carries standard ROHS3 compliance, substitute parts may include additional certifications (AEC-Q200 automotive qualification, pulse-withstanding capability) without compromising compatibility for non-automotive applications.

Parameter Comparison

Engineering Selection Recommendations

Primary Selection - ERJ-P14F8873U: This part is the preferred substitute for new designs. It maintains Active product status, matching the lifecycle phase of the main part. The ERJ-P14F8873U provides identical electrical specifications (887 kOhms ±1%, ±100ppm/°C, -55°C ~ 155°C operating range) within the 1210 package. The 0.5W power rating exceeds the 0.333W requirement, providing thermal margin. AEC-Q200 automotive qualification and pulse-withstanding capability add robustness without compromising compatibility for standard applications. ROHS3 compliance and MSL 1 rating align with the main part's environmental specifications.

Secondary Selection - ERJ-14NF8873U: This part is electrically and mechanically compatible but carries "Not For New Designs" status. It is suitable only for replacement or repair of existing assemblies where the main part is unavailable. The ERJ-14NF8873U meets all critical electrical parameters and package requirements. The 0.5W power rating and AEC-Q200 qualification provide equivalent or enhanced performance. However, the discontinued design status makes it unsuitable for new product development.

Compatibility Notes: Both substitute parts exhibit minor dimensional variations in width (2.50mm vs. 2.55mm) and height (0.70mm vs. 0.66mm). These variations remain within standard 1210 package tolerances and do not affect PCB footprint compatibility or electrical performance. All three parts are suitable for reflow soldering processes and automated assembly.

Frequently Asked Questions (FAQ)

Q1: Can ERJ-P14F8873U be used as a direct replacement for RC3225F8873CS in new designs?

A: Yes. The ERJ-P14F8873U is electrically and mechanically compatible. Both parts share identical resistance value (887 kOhms), tolerance (±1%), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). The 1210 package footprint is identical. The ERJ-P14F8873U's higher power rating (0.5W vs. 0.333W) and additional certifications (AEC-Q200, pulse-withstanding) provide enhanced performance without compatibility issues.

Q2: What is the difference between ERJ-14NF8873U and ERJ-P14F8873U?

A: Both parts are 887 kOhms ±1% thick film resistors in 1210 packages with identical electrical specifications. The primary differences are: (1) ERJ-14NF8873U carries "Not For New Designs" status, while ERJ-P14F8873U is Active; (2) ERJ-P14F8873U includes pulse-withstanding capability in addition to AEC-Q200 automotive qualification. For new product development, ERJ-P14F8873U is the recommended choice.

Q3: Are the dimensional differences between substitute parts significant?

A: No. The width variation (2.50mm vs. 2.55mm) and height variation (0.70mm vs. 0.66mm) are within standard 1210 package tolerances. These differences do not affect PCB footprint compatibility, reflow soldering performance, or electrical characteristics. All three parts are mechanically interchangeable on standard 1210 pads.

Q4: Do the substitute parts maintain the same moisture resistance properties?

A: Yes. All three parts carry MSL 1 (Unlimited) moisture sensitivity level rating, indicating identical moisture resistance and handling requirements. No special precautions are required when substituting between these parts.

Q5: Are there any compliance or certification differences that affect substitution?

A: The main part (RC3225F8873CS) carries standard ROHS3 compliance. Both substitute parts also maintain ROHS3 compliance and add AEC-Q200 automotive qualification. For non-automotive applications, the additional automotive certification does not create incompatibility. For automotive applications, the substitute parts' AEC-Q200 qualification may be required, making them mandatory rather than optional.

Q6: What is the impact of the higher power rating in substitute parts?

A: The substitute parts' 0.5W rating (vs. 0.333W in the main part) provides thermal margin and improved reliability under identical operating conditions. This is a beneficial characteristic that does not compromise compatibility. The higher power rating allows the component to dissipate more heat without exceeding temperature limits, making it suitable for applications with higher current or ambient temperature conditions.