RC6432F472CS Equivalent & Substitute Parts

Part Overview

The RC6432F472CS is a 4.7 kOhms ±1% 1W chip resistor manufactured by Samsung Electro-Mechanics in the 2512 (6432 Metric) package. This thick film, moisture-resistant component operates across the temperature range of -55°C to 155°C and maintains ROHS3 compliance with unlimited moisture sensitivity level (MSL 1). The part is currently in active production status with 995 units in stock.

Equivalent and substitute parts are necessary when the primary manufacturer part becomes unavailable, when design requirements call for enhanced specifications such as automotive qualification or increased power ratings, or when alternative sourcing improves supply chain resilience and cost efficiency.

Key Parameters

Parameter	Value
Resistance	4.7 kOhms
Tolerance	±1%
Power Rating	1W
Package / Case	2512 (6432 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Moisture Sensitivity Level	1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitution of the RC6432F472CS is determined by strict equivalence across the following critical parameters:

Core Electrical Parameters:

Resistance value: 4.7 kOhms
Tolerance: ±1%
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C

Core Mechanical Parameters:

Package / Case: 2512 (6432 Metric)
Composition: Thick Film
Number of terminations: 2
Moisture Sensitivity Level: 1 (Unlimited)

Compliance Parameters:

RoHS3 Compliant
REACH Unaffected

Substitute parts are grouped into three categories based on additional enhancements:

Direct Substitutes: Parts with identical electrical specifications (1W power rating) and no additional qualifications. These provide equivalent performance in non-automotive applications.

Upgrade Substitutes: Parts with enhanced specifications such as increased power rating (2W) or automotive AEC-Q200 qualification. These provide superior performance characteristics while maintaining core electrical equivalence.

Similar Substitutes: Parts with automotive AEC-Q200 qualification, pulse withstanding capability, or alternative manufacturer sourcing. These are suitable for applications requiring automotive-grade reliability.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	Features	RoHS3	MSL	Product Status
RC6432F472CS	Samsung Electro-Mechanics	4.7 kOhms	±1%	1	2512	±100ppm/°C	-55°C ~ 155°C	Moisture Resistant	Yes	1	Active
RC2512FK-074K7L	YAGEO	4.7 kOhms	±1%	1	2512	±100ppm/°C	-55°C ~ 155°C	Moisture Resistant	Yes	1	Active
AC2512FK-074K7L	YAGEO	4.7 kOhms	±1%	1	2512	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200, Moisture Resistant	Yes	1	Active
RHC2512FT4K70	Stackpole Electronics Inc	4.7 kOhms	±1%	2	2512	±100ppm/°C	-55°C ~ 155°C	Moisture Resistant	Yes	1	Active
CRCW25124K70FKEG	Vishay Dale	4.7 kOhms	±1%	1	2512	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	Yes	1	Active
CRCW25124K70FKEGHP	Vishay Dale	4.7 kOhms	±1%	1.5	2512	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200, Pulse Withstanding	Yes	1	Active
ERJ-1TNF4701U	Panasonic Electronic Components	4.7 kOhms	±1%	1	2512	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	Yes	1	Not For New Designs
RMCF2512FT4K70	Stackpole Electronics Inc	4.7 kOhms	±1%	1	2512	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	Yes	1	Active

Engineering Selection Recommendations

For Direct Replacement (Non-Automotive Applications):

RC2512FK-074K7L (YAGEO) provides direct electrical and mechanical equivalence to the RC6432F472CS. Both parts share identical resistance, tolerance, power rating, package, and temperature specifications. YAGEO's RC series maintains active production status with significantly higher inventory availability (26,348 units), making it suitable for applications where automotive qualification is not required.

For Automotive Applications:

AC2512FK-074K7L (YAGEO), CRCW25124K70FKEG (Vishay Dale), and RMCF2512FT4K70 (Stackpole Electronics Inc) are all AEC-Q200 qualified alternatives. These parts maintain electrical equivalence while providing automotive-grade reliability certification. All three are in active production status. CRCW25124K70FKEG offers the highest inventory level (35,850 units) among automotive-qualified options.

For Enhanced Power Handling:

RHC2512FT4K70 (Stackpole Electronics Inc) provides a 2W power rating while maintaining all other electrical and mechanical parameters. This upgrade is suitable for applications requiring increased thermal dissipation capability without changing the package footprint.

For Pulse Withstanding Applications:

CRCW25124K70FKEGHP (Vishay Dale) combines automotive AEC-Q200 qualification with pulse withstanding capability and a 1.5W power rating. This part is appropriate for circuits subject to transient overvoltage conditions.

Parts to Avoid for New Designs:

ERJ-1TNF4701U (Panasonic Electronic Components) carries a "Not For New Designs" status and should not be selected for new product development, despite meeting electrical and mechanical specifications.

Frequently Asked Questions (FAQ)

Q: Can RC2512FK-074K7L be used as a direct replacement for RC6432F472CS?

A: Yes. RC2512FK-074K7L matches all critical electrical parameters (4.7 kOhms, ±1%, 1W), temperature specifications (-55°C ~ 155°C, ±100ppm/°C), package dimensions (2512), and compliance requirements (ROHS3, MSL 1). The parts are electrically and mechanically interchangeable.

Q: What is the difference between the standard and automotive-qualified versions?

A: Automotive-qualified parts (AC2512FK-074K7L, CRCW25124K70FKEG, RMCF2512FT4K70) carry AEC-Q200 certification, indicating compliance with automotive industry reliability and quality standards. These parts undergo additional qualification testing and are suitable for automotive applications. Non-automotive versions (RC2512FK-074K7L) do not carry this certification.

Q: Can I use RHC2512FT4K70 (2W) instead of the 1W RC6432F472CS?

A: Yes. The 2W RHC2512FT4K70 is a functional upgrade. It maintains identical resistance, tolerance, temperature coefficient, and operating temperature range while providing increased power dissipation capability. The 2512 package dimensions remain the same. This substitution is appropriate when higher thermal performance is beneficial or required.

Q: Are there dimensional differences between substitute parts?

A: Minor dimensional variations exist within the 2512 package specification. The RC6432F472CS measures 0.248" L × 0.126" W (6.30mm × 3.20mm) with 0.026" maximum seated height. Substitute parts show slight variations: RC2512FK-074K7L measures 0.250" L × 0.122" W (6.35mm × 3.10mm) with 0.026" height; CRCW25124K70FKEG measures 0.248" L × 0.124" W (6.30mm × 3.15mm) with 0.028" height. These variations remain within standard 2512 package tolerances and do not affect PCB layout compatibility.

Q: Why is ERJ-1TNF4701U marked "Not For New Designs"?

A: The ERJ-1TNF4701U carries a "Not For New Designs" status, indicating that the manufacturer (Panasonic Electronic Components) is not recommending this part for new product development. While the part remains available and meets all electrical specifications, design engineers should select alternative parts from active product lines for new applications.

Q: What is the significance of MSL 1 (Unlimited) rating?

A: MSL 1 indicates Moisture Sensitivity Level 1, which means unlimited shelf life without moisture baking requirements. All substitute parts carry MSL 1 rating, ensuring that moisture-related handling and storage restrictions do not apply. Components can be stored and handled under standard conditions without special precautions.

Q: Which substitute offers the best inventory availability?

A: CRCW25124K70FKEG (Vishay Dale) offers the highest inventory level at 35,850 units in stock. This part combines automotive AEC-Q200 qualification with active production status and strong supply availability, making it suitable for high-volume applications requiring reliable sourcing.

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