RCS3216J434CS 430kΩ 1/4W 1206 Chip Resistor Equivalent & Substitute Parts

Part Overview

The RCS3216J434CS is a 430 kOhms ±5% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with anti-sulfur and moisture-resistant properties. Substitute parts are identified when original inventory becomes unavailable, when alternative tolerance specifications are acceptable for the application, or when automotive-grade certifications are required for specific end-use environments.

Substiute Parts

RCS3216J434CS

Samsung Electro-MechanicsIn Stock: 882RCS3216J434CS Datasheet

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AC1206FR-07430KL

YAGEOIn Stock: 10925AC1206FR-07430KL Datasheet

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CRCW1206430KFKEA

Vishay DaleIn Stock: 15950CRCW1206430KFKEA Datasheet

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ERJ-8ENF4303V

Panasonic Electronic ComponentsIn Stock: 50178ERJ-8ENF4303V Datasheet

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RC1206FR-07430KL

YAGEOIn Stock: 42411RC1206FR-07430KL Datasheet

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RC1206JR-07430KL

YAGEOIn Stock: 10736RC1206JR-07430KL Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the RCS3216J434CS is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

• Resistance value: 430 kOhms (exact match required)
• Package / Case: 1206 (3216 Metric) (exact match required)
• Power rating: 0.25W / 1/4W (exact match required)
• Composition: Thick Film (exact match required)
• Operating temperature range: -55°C ~ 155°C (exact match required)
• Moisture Sensitivity Level: 1 (Unlimited) (exact match required)
• RoHS compliance: ROHS3 Compliant (exact match required)

Secondary Substitution Parameters (Allowable Variations):

• Tolerance: ±5% (main part) to ±1% (substitute parts) — tighter tolerance is acceptable
• Temperature coefficient: ±100ppm/°C (all parts match)
• Automotive certification: AEC-Q200 (optional enhancement, not required for base substitution)

All identified substitute parts maintain identical resistance, power rating, package dimensions, and environmental specifications. Tolerance variations reflect manufacturing capability differences between suppliers while maintaining functional compatibility.

Parameter Comparison

Engineering Selection Recommendations

Direct Substitutes (Identical Tolerance ±5%):

RC1206JR-07430KL from YAGEO maintains the original ±5% tolerance specification and is classified as Active product status. This part is functionally equivalent to the RCS3216J434CS with identical electrical and mechanical parameters. Selection of this substitute is appropriate when tolerance matching is a primary requirement and automotive certification is not mandated.

Enhanced Tolerance Substitutes (±1% Tolerance):

RC1206FR-07430KL, AC1206FR-07430KL, CRCW1206430KFKEA, and ERJ-8ENF4303V all provide tighter ±1% tolerance specifications while maintaining all other electrical and mechanical parameters identical to the original part. These substitutes are functionally compatible and offer improved tolerance performance. AC1206FR-07430KL and CRCW1206430KFKEA carry AEC-Q200 automotive certification, suitable for automotive applications. All four parts are ROHS3 compliant with MSL 1 rating.

Product Status Consideration:

ERJ-8ENF4303V from Panasonic is classified as "Not For New Designs" despite meeting all electrical and mechanical specifications. This designation indicates the manufacturer has discontinued active development for new applications. Selection of this part is limited to legacy system maintenance or existing design continuations where supply chain continuity is established.

Recommended Selection Priority:

1. RC1206JR-07430KL (YAGEO) — for tolerance-matched substitution with Active status
2. RC1206FR-07430KL (YAGEO) — for improved tolerance with Active status
3. AC1206FR-07430KL (YAGEO) — for automotive applications requiring AEC-Q200
4. CRCW1206430KFKEA (Vishay Dale) — for automotive applications requiring AEC-Q200

Frequently Asked Questions (FAQ)

Q: Can RC1206FR-07430KL replace RCS3216J434CS in all applications?

A: Yes. RC1206FR-07430KL is electrically and mechanically equivalent to RCS3216J434CS. The ±1% tolerance of RC1206FR-07430KL is tighter than the ±5% tolerance of the original part, making it functionally compatible in all circuit applications where the original part was specified.

Q: What is the difference between RC1206JR-07430KL and RC1206FR-07430KL?

A: Both parts are manufactured by YAGEO in 1206 package with 430 kOhms resistance. RC1206JR-07430KL maintains ±5% tolerance matching the original RCS3216J434CS. RC1206FR-07430KL provides ±1% tolerance. Electrical performance and package dimensions are otherwise identical.

Q: Are AC1206FR-07430KL and CRCW1206430KFKEA suitable for automotive applications?

A: Yes. Both AC1206FR-07430KL (YAGEO) and CRCW1206430KFKEA (Vishay Dale) carry AEC-Q200 automotive certification. These parts meet automotive industry reliability and performance standards and are suitable for automotive circuit applications.

Q: Why is ERJ-8ENF4303V marked "Not For New Designs"?

A: ERJ-8ENF4303V from Panasonic carries "Not For New Designs" product status, indicating the manufacturer has transitioned this part to legacy support only. While the part meets all electrical and mechanical specifications, it is not recommended for new circuit designs. Use this part only for replacement in existing systems where supply continuity is confirmed.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All identified substitute parts (RC1206JR-07430KL, RC1206FR-07430KL, AC1206FR-07430KL, CRCW1206430KFKEA, and ERJ-8ENF4303V) are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating, matching the original RCS3216J434CS specification.

Q: Can I use a substitute part with different package dimensions?

A: No. All substitute parts must use the 1206 (3216 Metric) package to ensure mechanical compatibility with PCB footprints designed for the original RCS3216J434CS. Package dimensions are non-negotiable substitution criteria.

Q: What is the inventory availability of substitute parts?

A: RC1206JR-07430KL: 10,726 pcs; RC1206FR-07430KL: 42,399 pcs; AC1206FR-07430KL: 10,843 pcs; CRCW1206430KFKEA: 15,863 pcs; ERJ-8ENF4303V: 50,108 pcs. Inventory levels are subject to change and should be confirmed with suppliers for current availability.