RC6432J201CS Equivalent & Substitute Parts Reference

Part Overview

The RC6432J201CS is a 200 Ohms ±5% 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 full RoHS3 compliance and unlimited moisture sensitivity level (MSL 1). The part is designed for general-purpose applications requiring moisture-resistant thick film construction across an operating temperature range of -55°C to 155°C.

Equivalent and substitute parts are identified when manufacturers discontinue production, when supply constraints occur, or when design requirements necessitate upgraded specifications such as improved tolerance or automotive-grade qualification. The substitute parts listed maintain the core electrical and mechanical parameters while offering alternative sourcing options or enhanced performance characteristics.

Key Parameters

Parameter	Value	Criticality for Substitution
Resistance Value	200 Ohms	Critical - Must Match Exactly
Tolerance	±5%	Critical - Defines Acceptable Range
Power Rating	1W	Critical - Minimum Requirement
Package / Case	2512 (6432 Metric)	Critical - PCB Layout Compatibility
Composition	Thick Film	Critical - Performance Characteristics
Temperature Coefficient	±100ppm/°C	Important - Thermal Stability
Operating Temperature Range	-55°C to 155°C	Important - Environmental Compatibility
Moisture Resistance	Yes	Important - Environmental Protection
RoHS Compliance	ROHS3 Compliant	Important - Regulatory Requirement
MSL Rating	1 (Unlimited)	Important - Storage & Handling

Substitute Part Grouping Explanation

Substitute parts for the RC6432J201CS are categorized based on strict adherence to the following substitution criteria:

Direct Substitutes (Equivalent Electrical & Mechanical Parameters): Parts that maintain 200 Ohms resistance, ±5% tolerance, 1W power rating, 2512 package, thick film composition, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range, and moisture resistance. These parts are interchangeable without circuit redesign.

Upgrade Substitutes (Enhanced Specifications): Parts that maintain all critical parameters (200 Ohms, 1W, 2512 package, thick film, temperature range) but offer improved tolerance (±1% instead of ±5%) or automotive-grade qualification (AEC-Q200). These provide superior performance while remaining pin-compatible and functionally compatible.

Similar Parts (Modified Power Rating or Specifications): Parts that maintain 200 Ohms resistance, 2512 package, and thick film composition but differ in power rating (2W instead of 1W), tolerance (±1% instead of ±5%), or include automotive qualification. These require circuit analysis to confirm suitability.

Key Parameters Determining Substitutability:

Resistance value: 200 Ohms (exact match required)
Package: 2512 (6432 Metric) (exact match required for PCB compatibility)
Composition: Thick film (exact match required)
Operating temperature range: -55°C to 155°C (minimum requirement)
Moisture resistance: Required feature

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	Moisture Resistant	RoHS Status	Product Status
RC6432J201CS	Samsung Electro-Mechanics	200 Ω	±5%	1	2512	±100ppm/°C	-55 to 155°C	Yes	ROHS3	Active
RC2512JK-07200RL	YAGEO	200 Ω	±5%	1	2512	±100ppm/°C	-55 to 155°C	Yes	ROHS3	Active
AC2512FK-07200RL	YAGEO	200 Ω	±1%	1	2512	±100ppm/°C	-55 to 155°C	Yes	ROHS3	Active
AC2512JK-07200RL	YAGEO	200 Ω	±5%	1	2512	±100ppm/°C	-55 to 155°C	Yes	ROHS3	Active
RC2512FK-07200RL	YAGEO	200 Ω	±1%	1	2512	±100ppm/°C	-55 to 155°C	Yes	ROHS3	Active
RHC2512FT200R	Stackpole Electronics Inc	200 Ω	±1%	2	2512	±100ppm/°C	-55 to 155°C	Yes	ROHS3	Active
CRCW2512200RFKEG	Vishay Dale	200 Ω	±1%	1	2512	±100ppm/°C	-55 to 155°C	No	ROHS3	Active
CRCW2512200RFKEGHP	Vishay Dale	200 Ω	±1%	1.5	2512	±100ppm/°C	-55 to 155°C	No	ROHS3	Active
CRCW2512200RFKTG	Vishay Dale	200 Ω	±1%	1	2512	±100ppm/°C	-55 to 155°C	No	RoHS Non-Compliant	Active
ERJ-1TNF2000U	Panasonic Electronic Components	200 Ω	±1%	1	2512	±100ppm/°C	-55 to 155°C	No	ROHS3	Not For New Designs
RMCF2512FT200R	Stackpole Electronics Inc	200 Ω	±1%	1	2512	±100ppm/°C	-55 to 155°C	No	ROHS3	Active

Engineering Selection Recommendations

Primary Direct Substitute: RC2512JK-07200RL (YAGEO) is the recommended direct equivalent. This part maintains identical electrical specifications (200 Ohms ±5%, 1W), package format (2512), composition (thick film), temperature characteristics (±100ppm/°C, -55°C to 155°C), and moisture resistance. Both parts carry ROHS3 compliance and MSL 1 rating. The part is Active status with 7915 units in stock.

Recommended Upgrade Substitutes: AC2512JK-07200RL (YAGEO) provides equivalent specifications with automotive AEC-Q200 qualification. This upgrade maintains ±5% tolerance and 1W rating while adding automotive-grade reliability. Alternatively, AC2512FK-07200RL (YAGEO) offers ±1% tolerance improvement with AEC-Q200 qualification for applications requiring tighter resistance control.

Alternative Upgrade Options: RC2512FK-07200RL (YAGEO) provides ±1% tolerance upgrade without automotive qualification. RMCF2512FT200R (Stackpole Electronics Inc) offers ±1% tolerance with AEC-Q200 automotive qualification and Active product status.

Parts Requiring Circuit Analysis: RHC2512FT200R (Stackpole Electronics Inc) features 2W power rating instead of 1W. This higher power rating is compatible but requires verification that the circuit does not depend on the 1W thermal characteristics. CRCW2512200RFKEGHP (Vishay Dale) provides 1.5W rating with pulse withstanding capability, suitable for applications with transient power requirements.

Parts Not Recommended for New Designs: ERJ-1TNF2000U (Panasonic Electronic Components) carries "Not For New Designs" status and should be avoided for new product development despite technical compatibility.

Compliance Considerations: CRCW2512200RFKTG (Vishay Dale) is RoHS non-compliant and REACH Affected. This part should not be used in applications requiring RoHS3 compliance. CRCW2512200RFKEG (Vishay Dale) is ROHS3 compliant but lacks documented moisture resistance specification.

Frequently Asked Questions (FAQ)

Q: Can RC2512JK-07200RL (YAGEO) be used as a direct replacement for RC6432J201CS (Samsung)?

A: Yes. RC2512JK-07200RL is a direct equivalent. Both parts specify 200 Ohms ±5%, 1W power rating, 2512 package, thick film composition, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range, moisture resistance, ROHS3 compliance, and MSL 1 rating. No circuit modifications are required.

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

A: Direct substitutes maintain all electrical and mechanical specifications of the original part. Upgrade substitutes improve one or more specifications (such as tolerance from ±5% to ±1%, or addition of AEC-Q200 automotive qualification) while maintaining compatibility with the original circuit design. Upgrades provide enhanced performance without requiring redesign.

Q: Can I use AC2512FK-07200RL (±1% tolerance) instead of RC6432J201CS (±5% tolerance)?

A: Yes. AC2512FK-07200RL is an upgrade substitute with tighter tolerance (±1% vs ±5%). The ±1% tolerance is a subset of the ±5% tolerance range, making it functionally compatible. This upgrade improves circuit accuracy without introducing incompatibility. The part also includes AEC-Q200 automotive qualification.

Q: Why is RHC2512FT200R listed as a substitute if it has 2W instead of 1W?

A: RHC2512FT200R maintains all critical parameters (200 Ohms, 2512 package, thick film, temperature range, moisture resistance) but provides higher power dissipation capability (2W vs 1W). This is compatible if the circuit does not depend on the 1W thermal characteristics. The higher power rating provides additional thermal margin and is suitable for applications with higher power dissipation requirements. Circuit analysis is required to confirm suitability.

Q: What does "Not For New Designs" mean for ERJ-1TNF2000U?

A: "Not For New Designs" indicates that Panasonic has discontinued this part for new product development. While the part may still be available in inventory and is technically compatible, it should not be selected for new designs. Use RMCF2512FT200R or other Active status alternatives instead.

Q: Are all substitute parts RoHS3 compliant?

A: No. CRCW2512200RFKTG is RoHS non-compliant and REACH Affected. If RoHS3 compliance is required, use only parts explicitly marked as ROHS3 Compliant: RC2512JK-07200RL, AC2512FK-07200RL, AC2512JK-07200RL, RC2512FK-07200RL, RHC2512FT200R, CRCW2512200RFKEG, CRCW2512200RFKEGHP, ERJ-1TNF2000U, or RMCF2512FT200R.

Q: What is the significance of the 2512 package designation?

A: The 2512 package (6432 Metric) is a surface-mount chip resistor with dimensions 0.248" to 0.252" length and 0.122" to 0.126" width. This package size is critical for PCB layout compatibility. All substitute parts must use the 2512 package to ensure proper fit on the printed circuit board. Substitutes with different packages (such as 1206 or 0805) are not compatible.

Q: Can I substitute a part with different moisture resistance specifications?

A: The original RC6432J201CS specifies moisture resistance as a required feature. Substitute parts should maintain this specification. CRCW2512200RFKEG and CRCW2512200RFKEGHP do not document moisture resistance in their specifications. If moisture resistance is critical to the application, use only parts that explicitly specify this feature: RC2512JK-07200RL, AC2512FK-07200RL, AC2512JK-07200RL, RC2512FK-07200RL, RHC2512FT200R, ERJ-1TNF2000U, or RMCF2512FT200R.

Q: What is MSL 1 (Unlimited) and why does it matter?

A: MSL (Moisture Sensitivity Level) 1 indicates unlimited shelf life without special moisture control requirements. All listed substitute parts carry MSL 1 rating, meaning they can be stored and handled using standard practices without desiccant packaging or controlled humidity environments. This simplifies inventory management and reduces handling costs.

Q: Are there any dimensional differences between substitute parts?

A: Yes. While all parts use the 2512 package, dimensional tolerances vary slightly. Samsung RC6432J201CS specifies 0.248" L x 0.126" W (6.30mm x 3.20mm) with 0.026" max height. YAGEO parts specify 0.250" L x 0.122" W (6.35mm x 3.10mm) with 0.026" max height. Vishay and Panasonic parts specify 0.248" to 0.252" L x 0.124" to 0.126" W with 0.028" max height. These variations are within standard 2512 package tolerances and do not affect PCB compatibility.

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