RC3216F9531CS Equivalent & Substitute Parts Reference

Part Overview

The RC3216F9531CS is a 9.53 kOhms ±1% 0.25W chip resistor in 1206 (3216 Metric) package manufactured by Samsung Electro-Mechanics. This thick film, moisture-resistant resistor operates across -55°C to 155°C and is ROHS3 compliant with MSL 1 rating. The part is currently in active production status with 889 pieces available in inventory. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental compliance requirements.

Substiute Parts

RC3216F9531CS

Samsung Electro-MechanicsIn Stock: 997RC3216F9531CS Datasheet

Current PartRFQ

CR1206-FX-9531ELF

Bourns Inc.In Stock: 26024CR1206-FX-9531ELF Datasheet

DirectRFQ

RC1206FR-079K53L

YAGEOIn Stock: 120158RC1206FR-079K53L Datasheet

DirectRFQ

CRCW12069K53FKEA

Vishay DaleIn Stock: 15483CRCW12069K53FKEA Datasheet

SimilarRFQ

ERJ-8ENF9531V

Panasonic Electronic ComponentsIn Stock: 15744ERJ-8ENF9531V Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC3216F9531CS is determined by the following critical parameters:

Electrical Specifications: Resistance value (9.53 kOhms), tolerance (±1%), and power rating (0.25W) must match exactly. Temperature coefficient (±100ppm/°C) and operating temperature range (-55°C ~ 155°C) establish thermal performance boundaries.

Mechanical Compatibility: Package type (1206 / 3216 Metric) and number of terminations (2) are mandatory for PCB footprint compatibility. Physical dimensions (length, width, height) must be within acceptable tolerances for automated assembly and manual rework.

Environmental & Compliance Requirements: ROHS3 compliance, MSL 1 rating, and REACH unaffected status ensure regulatory alignment. Composition (thick film) and moisture resistance features define material properties.

Substitute Classification:

• Direct Substitutes: CR1206-FX-9531ELF (Bourns Inc.), RC1206FR-079K53L (YAGEO) — identical electrical and mechanical specifications, active production status
• Similar Substitutes: CRCW12069K53FKEA (Vishay Dale), ERJ-8ENF9531V (Panasonic) — meet all electrical and mechanical requirements; CRCW12069K53FKEA includes automotive AEC-Q200 qualification; ERJ-8ENF9531V is not for new designs

Parameter Comparison

Engineering Selection Recommendations

Primary Substitutes (Active Production):

CR1206-FX-9531ELF (Bourns Inc.) and RC1206FR-079K53L (YAGEO) are direct substitutes with identical electrical and mechanical specifications. Both are in active production status with ROHS3 compliance and MSL 1 rating. RC1206FR-079K53L offers the highest inventory availability (120,073 pieces) and is suitable for high-volume applications. CR1206-FX-9531ELF provides an alternative with substantial inventory (25,963 pieces).

Secondary Substitutes (Specialized Applications):

CRCW12069K53FKEA (Vishay Dale) is suitable for automotive applications requiring AEC-Q200 qualification. This part meets all electrical and mechanical requirements with active production status and adequate inventory (15,375 pieces).

Obsolescence Consideration:

ERJ-8ENF9531V (Panasonic Electronic Components) is marked "Not For New Designs" and should not be selected for new product development. This part is available only for legacy system maintenance or repair applications where existing designs already incorporate this component.

Packaging Consideration:

The main part RC3216F9531CS is supplied in bulk packaging, while all substitute parts are supplied in Tape & Reel (TR) format. This difference affects procurement logistics and automated assembly compatibility but does not impact electrical or mechanical performance.

Frequently Asked Questions (FAQ)

Q: Can CR1206-FX-9531ELF replace RC3216F9531CS directly on the PCB?

A: Yes. Both parts share identical electrical specifications (9.53 kOhms ±1%, 0.25W), package type (1206 / 3216 Metric), and environmental ratings (ROHS3, MSL 1). Physical dimensions are within acceptable tolerances for PCB footprint compatibility.

Q: What is the difference between direct and similar substitutes?

A: Direct substitutes (CR1206-FX-9531ELF, RC1206FR-079K53L) match all specifications including moisture resistance features and are in active production. Similar substitutes (CRCW12069K53FKEA, ERJ-8ENF9531V) meet electrical and mechanical requirements but include automotive AEC-Q200 qualification instead of general moisture resistance, or are not recommended for new designs.

Q: Why is ERJ-8ENF9531V marked "Not For New Designs"?

A: This designation indicates the part is in end-of-life status. Panasonic has discontinued this product for new applications. It remains available for existing designs requiring replacement components but should not be selected for new product development.

Q: Does the Tape & Reel packaging of substitute parts affect compatibility?

A: Packaging format (Tape & Reel vs. bulk) affects procurement and assembly logistics but does not impact electrical performance or PCB compatibility. Tape & Reel format is standard for automated pick-and-place assembly.

Q: Are CRCW12069K53FKEA and ERJ-8ENF9531V suitable for non-automotive applications?

A: Yes. AEC-Q200 qualification is an additional feature that exceeds standard requirements. These parts function identically to non-automotive variants in general-purpose applications. However, ERJ-8ENF9531V should not be used in new designs regardless of application.

Q: What is MSL 1 rating and why does it matter?

A: MSL (Moisture Sensitivity Level) 1 indicates unlimited shelf life with no moisture precautions required. All listed parts carry MSL 1 rating, ensuring they can be stored and handled without special humidity controls or baking procedures.

Q: Can I mix different substitute parts in the same production batch?

A: Yes. All listed substitutes meet identical electrical and mechanical specifications. However, using a single part number per production batch simplifies traceability, inventory management, and quality control documentation.