RC6432F8870CS Equivalent & Substitute Parts Reference

Part Overview

The RC6432F8870CS is a 887 Ohm ±1% 1W thick film chip resistor manufactured by Samsung Electro-Mechanics in the 2512 (6432 Metric) package. This component is classified as Active product status with moisture-resistant characteristics suitable for general industrial applications. The part is ROHS3 compliant with MSL 1 rating, indicating unlimited moisture sensitivity protection.

Identification of equivalent and substitute parts becomes necessary when the primary part experiences supply constraints, inventory depletion, or when design requirements permit alternative qualified sources. The substitute part ERJ-1TNF8870U from Panasonic Electronic Components provides functional equivalence within the specified electrical and mechanical parameters.

Substiute Parts

RC6432F8870CS

Samsung Electro-MechanicsIn Stock: 713RC6432F8870CS Datasheet

Current PartRFQ

ERJ-1TNF8870U

Panasonic Electronic ComponentsIn Stock: 3694ERJ-1TNF8870U Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC6432F8870CS is determined by strict equivalence across the following critical parameters:

Electrical Parameters (Must Match Exactly):

• Resistance value: 887 Ohms
• Tolerance: ±1%
• Power rating: 1W
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C

Mechanical Parameters (Must Match Exactly):

• Package designation: 2512 (6432 Metric)
• Composition: Thick Film
• Number of terminations: 2

Compliance Parameters (Must Match or Exceed):

• RoHS Status: ROHS3 Compliant minimum
• Moisture Sensitivity Level: MSL 1 minimum

The substitute part ERJ-1TNF8870U from Panasonic Electronic Components satisfies all mandatory electrical and mechanical parameters. Physical dimensions show minor variations within acceptable tolerances for PCB assembly. The substitute carries AEC-Q200 automotive qualification, which exceeds general industrial requirements and provides additional reliability assurance.

Parameter Comparison

Engineering Selection Recommendations

Primary Selection (RC6432F8870CS): The Samsung Electro-Mechanics RC6432F8870CS is the preferred choice for new designs. Active product status ensures long-term availability and manufacturer support. Current inventory of 651 pieces provides immediate procurement capability. Moisture-resistant characteristics and ROHS3 compliance satisfy standard industrial requirements.

Substitute Selection (ERJ-1TNF8870U): The Panasonic ERJ-1TNF8870U serves as a qualified substitute when RC6432F8870CS availability is constrained. Although designated "Not For New Designs," this classification reflects Panasonic's product lifecycle management rather than technical inadequacy. The part meets all electrical and mechanical specifications identically. AEC-Q200 automotive qualification provides enhanced reliability assurance beyond general industrial standards. Higher inventory availability (3632 pieces) supports immediate fulfillment. Physical dimension variations (length 0.252" vs 0.248", height 0.028" vs 0.026") remain within standard PCB assembly tolerances and do not affect functional performance or board layout compatibility.

Selection Criteria:

• Use RC6432F8870CS for new product designs requiring long-term support
• Use ERJ-1TNF8870U for replacement, repair, or retrofit applications where supply of primary part is unavailable
• Both parts satisfy identical electrical performance requirements
• Both parts carry equivalent compliance certifications

Frequently Asked Questions (FAQ)

Q: Can ERJ-1TNF8870U be used as a direct replacement for RC6432F8870CS in existing designs?

A: Yes. The substitute part meets all critical electrical parameters (887 Ohms ±1%, 1W, ±100ppm/°C, -55°C ~ 155°C) and mechanical specifications (2512 package, thick film composition). Physical dimensions vary within acceptable assembly tolerances. Both parts carry ROHS3 compliance and MSL 1 rating.

Q: What does "Not For New Designs" mean for the Panasonic part?

A: This designation indicates Panasonic's product lifecycle status and does not reflect technical deficiency. The part remains fully functional and compliant. The classification typically reflects manufacturer's intention to phase out the product line. For new designs, the Samsung part is recommended. For existing applications or replacements, the Panasonic part provides equivalent performance.

Q: Are there dimensional compatibility concerns with the 0.004" length difference?

A: No. The length difference (0.248" vs 0.252") falls within standard PCB assembly tolerances for 2512 package components. Both parts use identical 3.20mm width and compatible height specifications. Standard pick-and-place equipment and reflow processes accommodate this variation without adjustment.

Q: Do both parts require identical handling procedures?

A: Yes. Both parts carry MSL 1 (Unlimited) moisture sensitivity rating, requiring identical storage and handling protocols. No special precautions beyond standard ESD protection are necessary for either part.

Q: Can these parts be mixed in the same production batch?

A: Yes. Electrical and mechanical equivalence permits interchangeable use within the same assembly. Both parts undergo identical reflow profiles and soldering processes. No process modifications are required when substituting between these parts.

Q: What is the basis for substitution eligibility?

A: Substitution is based on exact equivalence across resistance value, tolerance, power rating, package type, composition, temperature characteristics, and compliance certifications. These parameters determine functional interchangeability in circuit applications.