RC3225F2552CS Equivalent & Substitute Parts Reference

Part Overview

The RC3225F2552CS is a 25.5 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated at 0.333W (1/3W) power dissipation in a 1210 (3225 Metric) surface mount package. This component is classified as Active product status and is currently in stock with 741 pieces available.

The RC3225F2552CS serves applications requiring precision resistive elements with moisture resistance and stable performance across industrial temperature ranges. Substitute parts become necessary when inventory constraints, supply chain disruptions, or specific application requirements necessitate alternative sourcing while maintaining electrical and mechanical compatibility.

Substiute Parts

RC3225F2552CS

Samsung Electro-MechanicsIn Stock: 850RC3225F2552CS Datasheet

Current PartRFQ

ERJ-14NF2552U

Panasonic Electronic ComponentsIn Stock: 7027ERJ-14NF2552U Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC3225F2552CS is determined by strict alignment with the following critical parameters:

Mandatory Matching Parameters:

• Resistance value: 25.5 kOhms
• Tolerance: ±1%
• Package designation: 1210 (3225 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C to +155°C
• Termination count: 2
• RoHS3 compliance

Allowable Variation:

• Power rating: Substitute parts may have equal or higher power dissipation ratings (0.333W or greater)
• Physical dimensions: Minor variations within package specification tolerances are acceptable
• Moisture sensitivity level: MSL 1 rating or equivalent

The ERJ-14NF2552U from Panasonic Electronic Components qualifies as a substitute based on matching all mandatory parameters. The ERJ-14NF2552U provides 0.5W (1/2W) power rating, which exceeds the RC3225F2552CS requirement and is therefore compatible for applications where the original part is specified.

Parameter Comparison

Engineering Selection Recommendations

RC3225F2552CS Selection Criteria: The RC3225F2552CS maintains Active product status, indicating ongoing manufacturer support and continued availability. This component is suitable for new design implementations and applications requiring long-term supply chain stability. The part is ROHS3 compliant and REACH unaffected, meeting environmental regulatory requirements for commercial and industrial applications.

ERJ-14NF2552U Selection Criteria: The ERJ-14NF2552U carries "Not For New Designs" status, indicating the manufacturer has discontinued active development and support for this component. However, the part remains electrically and mechanically compatible with the RC3225F2552CS for existing designs requiring component replacement or inventory supplementation. The ERJ-14NF2552U includes AEC-Q200 automotive qualification, making it suitable for automotive applications where the original RC3225F2552CS may lack specific automotive certifications. The higher 0.5W power rating provides additional thermal margin in applications operating near the 0.333W limit.

Substitution Decision Logic:

• Use RC3225F2552CS for new designs and applications requiring long-term availability
• Use ERJ-14NF2552U for replacement in existing designs or automotive applications requiring AEC-Q200 qualification
• Both parts are electrically interchangeable within the specified operating parameters

Frequently Asked Questions (FAQ)

Q: Can ERJ-14NF2552U replace RC3225F2552CS in existing circuit designs?

A: Yes. The ERJ-14NF2552U is electrically and mechanically compatible. Both components share identical resistance value (25.5 kOhms), tolerance (±1%), package type (1210), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to +155°C). The ERJ-14NF2552U's higher power rating (0.5W versus 0.333W) does not create incompatibility; it provides additional thermal capacity.

Q: What does "Not For New Designs" status mean for the ERJ-14NF2552U?

A: This designation indicates Panasonic has concluded active development and support for this specific part number. The component remains available from existing inventory but should not be selected for new product designs. For new designs, the RC3225F2552CS (Active status) is the appropriate choice.

Q: Are there dimensional differences between these parts?

A: Both components conform to the 1210 (3225 Metric) package specification. Minor dimensional variations exist within tolerance: RC3225F2552CS measures 0.126" L × 0.100" W (3.20mm × 2.55mm) with 0.026" maximum seated height; ERJ-14NF2552U measures 0.126" L × 0.098" W (3.20mm × 2.50mm) with 0.028" maximum seated height. These variations fall within standard package tolerances and do not affect PCB layout or assembly compatibility.

Q: Does the ERJ-14NF2552U's AEC-Q200 rating provide additional value?

A: AEC-Q200 qualification indicates the ERJ-14NF2552U meets automotive industry reliability and performance standards. If your application requires automotive-grade components, the ERJ-14NF2552U satisfies this requirement. The RC3225F2552CS does not carry automotive certification and should not be used in applications with explicit AEC-Q200 requirements.

Q: Are both parts RoHS3 compliant?

A: Yes. Both RC3225F2552CS and ERJ-14NF2552U are ROHS3 compliant and REACH unaffected, meeting environmental regulatory requirements for commercial, industrial, and consumer applications.

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. Both parts can be stored under standard warehouse conditions without desiccant packaging or time-limited exposure windows.