RCS3216F4533CS Equivalent & Substitute Parts Reference

Part Overview

The RCS3216F4533CS is a 453 kOhms ±1% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by Samsung Electro-Mechanics. This component features anti-sulfur and moisture-resistant construction with a temperature coefficient of ±100ppm/°C and operating range of -55°C to 155°C. The part is ROHS3 compliant with MSL 1 rating and is currently in active production status with 801 pieces available in stock.

Equivalent and substitute parts are necessary when the primary part becomes unavailable, when alternative sourcing is required for supply chain optimization, or when design requirements necessitate components with enhanced specifications such as automotive qualification or higher power ratings within the same package footprint.

Substiute Parts

RCS3216F4533CS

Samsung Electro-MechanicsIn Stock: 832RCS3216F4533CS Datasheet

Current PartRFQ

CRCW1206453KFKEA

Vishay DaleIn Stock: 14450CRCW1206453KFKEA Datasheet

SimilarRFQ

CRCW1206453KFKEAHP

Vishay DaleIn Stock: 5774CRCW1206453KFKEAHP Datasheet

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ERJ-8ENF4533V

Panasonic Electronic ComponentsIn Stock: 45561ERJ-8ENF4533V Datasheet

SimilarRFQ

RC1206FR-07453KL

YAGEOIn Stock: 17832RC1206FR-07453KL Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution logic for the RCS3216F4533CS is based on strict electrical and mechanical parameter matching:

Critical Matching Parameters:

• Resistance value: 453 kOhms (exact match required)
• Tolerance: ±1% (exact match required)
• Package: 1206 (3216 Metric) (exact match required)
• Number of terminations: 2 (exact match required)

Acceptable Variation Parameters:

• Power rating: Minimum 0.25W; higher ratings (0.75W) are acceptable as they provide enhanced capability within the same package
• Temperature coefficient: ±100ppm/°C (exact match across all listed substitutes)
• Operating temperature range: -55°C to 155°C (exact match across all listed substitutes)
• Composition: Thick film (consistent across all options)

Enhancement Parameters (do not prevent substitution):

• Automotive AEC-Q200 qualification (present in some substitutes, enhances reliability)
• Pulse withstanding capability (present in CRCW1206453KFKEAHP, adds performance feature)
• Anti-sulfur or moisture-resistant features (present in main part and some substitutes)

All substitute parts maintain ROHS3 compliance and MSL 1 rating, ensuring regulatory and environmental compatibility with the original specification.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitutes (Recommended for New Designs):

CRCW1206453KFKEA (Vishay Dale) and RC1206FR-07453KL (YAGEO) are the preferred substitutes. Both maintain active product status, ensuring long-term availability and continued manufacturer support. CRCW1206453KFKEA includes automotive AEC-Q200 qualification, providing enhanced reliability for applications requiring automotive-grade components. RC1206FR-07453KL offers moisture-resistant construction consistent with the original RCS3216F4533CS specification. Both parts are available in high inventory quantities (14440 and 17794 pieces respectively), supporting production requirements.

Enhanced Capability Substitute:

CRCW1206453KFKEAHP (Vishay Dale) provides 0.75W power rating with pulse withstanding capability while maintaining the 1206 package footprint. This part is suitable for applications requiring higher transient energy handling within the same physical constraints. Active product status and AEC-Q200 qualification support long-term design reliability.

Legacy Substitute (Not Recommended for New Designs):

ERJ-8ENF4533V (Panasonic Electronic Components) meets all electrical and mechanical specifications with AEC-Q200 qualification and highest available inventory (45454 pieces). However, this part carries "Not For New Designs" status, indicating manufacturer phase-out. Use only when existing design continuity or legacy system support is required.

All substitutes maintain ROHS3 compliance and MSL 1 rating, ensuring compatibility with current regulatory requirements and manufacturing processes.

Frequently Asked Questions (FAQ)

Q: Can CRCW1206453KFKEAHP (0.75W) be used as a direct replacement for RCS3216F4533CS (0.25W)?

A: Yes. The 0.75W rating exceeds the 0.25W requirement, providing additional power dissipation capability. The component occupies the same 1206 package footprint with identical resistance, tolerance, temperature coefficient, and operating range. Higher power rating does not create compatibility issues in circuits designed for 0.25W operation.

Q: What is the significance of AEC-Q200 qualification in CRCW1206453KFKEA and CRCW1206453KFKEAHP?

A: AEC-Q200 is an automotive industry qualification standard indicating enhanced reliability testing and quality assurance. Components with this certification are suitable for automotive applications and general industrial use requiring higher reliability standards. The original RCS3216F4533CS does not carry this certification but remains fully compatible with non-automotive applications.

Q: Why is ERJ-8ENF4533V marked "Not For New Designs"?

A: This designation indicates the manufacturer (Panasonic) is phasing out this product line. While the part meets all electrical and mechanical specifications and remains available in inventory, it should not be selected for new product designs. Use existing stock only for legacy system support or design continuity where supply chain stability is not a concern.

Q: Are all substitute parts available in the same packaging options?

A: Packaging varies by manufacturer. RCS3216F4533CS uses standard packaging (not specified). CRCW1206453KFKEA is supplied in Tape & Reel (TR). CRCW1206453KFKEAHP is supplied in Cut Tape (CT) & Digi-Reel®. ERJ-8ENF4533V is supplied in Tape & Reel (TR). RC1206FR-07453KL is supplied in Tape & Reel (TR). Verify packaging compatibility with assembly equipment and procurement requirements before selection.

Q: Do all substitutes meet the same moisture sensitivity requirements?

A: Yes. All listed substitutes carry MSL 1 (Unlimited) rating, identical to the original RCS3216F4533CS. This rating indicates unlimited shelf life and no special moisture handling requirements during storage or assembly.

Q: What is the physical size difference between substitute parts?

A: All parts use 1206 (3216 Metric) package with nominal dimensions of 3.20mm length × 1.60mm width. Height varies slightly: RCS3216F4533CS (0.66mm max), CRCW1206453KFKEA (0.60mm max), CRCW1206453KFKEAHP (0.65mm max), ERJ-8ENF4533V (0.70mm max), RC1206FR-07453KL (0.65mm max). These variations are within standard PCB assembly tolerances and do not affect circuit board layout compatibility.

Q: Which substitute offers the best long-term availability?

A: CRCW1206453KFKEA (Vishay Dale) and RC1206FR-07453KL (YAGEO) are recommended for long-term designs. Both maintain active product status with established manufacturer support. CRCW1206453KFKEA provides additional assurance through AEC-Q200 automotive qualification, indicating manufacturer commitment to continued production and quality standards.