RCS2012F4752CS Equivalent & Substitute Parts Reference

Part Overview

The RCS2012F4752CS is a 47.5 kOhms ±1% 0.125W (1/8W) thick film chip resistor in 0805 (2012 Metric) package manufactured by Samsung Electro-Mechanics. This component is classified as Active product status with anti-sulfur and moisture-resistant characteristics. The part is ROHS3 compliant and carries MSL 1 (Unlimited) moisture sensitivity rating.

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating) and mechanical compatibility (package size, termination count, operating temperature range). Substitute parts may vary in manufacturer features, packaging format, or enhanced ratings while maintaining functional equivalence within the specified parameter constraints.

Substiute Parts

RCS2012F4752CS

Samsung Electro-MechanicsIn Stock: 757RCS2012F4752CS Datasheet

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AC0805FR-0747K5L

YAGEOIn Stock: 7584AC0805FR-0747K5L Datasheet

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CRCW080547K5FKEA

Vishay DaleIn Stock: 31302CRCW080547K5FKEA Datasheet

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CRCW080547K5FKEAHP

Vishay DaleIn Stock: 9579CRCW080547K5FKEAHP Datasheet

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ERJ-6ENF4752V

Panasonic Electronic ComponentsIn Stock: 63128ERJ-6ENF4752V Datasheet

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RC0805FR-0747K5L

YAGEOIn Stock: 153273RC0805FR-0747K5L Datasheet

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RCS080547K5FKEA

Vishay DaleIn Stock: 6860RCS080547K5FKEA Datasheet

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RMCF0805FT47K5

Stackpole Electronics IncIn Stock: 206813RMCF0805FT47K5 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RCS2012F4752CS are grouped based on strict electrical and mechanical parameter matching:

Primary Substitution Criteria:

• Resistance value: 47.5 kOhms (exact match required)
• Tolerance: ±1% (exact match required)
• Package: 0805 (2012 Metric) (exact match required)
• Operating temperature range: -55°C ~ 155°C (exact match required)
• Composition: Thick Film (exact match required)
• Temperature coefficient: ±100ppm/°C (exact match required)
• Number of terminations: 2 (exact match required)

Secondary Compatibility Factors:

• Power rating: 0.125W (1/8W) for direct equivalents; higher power ratings (0.5W/1/2W) represent enhanced capability substitutes
• Compliance certifications: ROHS3, REACH Unaffected, MSL 1
• Packaging format: Tape & Reel (TR) standard; alternative packaging formats (Cut Tape, Digi-Reel) maintain electrical compatibility

Substitute parts are divided into two categories:

Category A - Direct Equivalents (0.125W, 1/8W): Parts maintaining identical power rating specifications.

Category B - Enhanced Capability Substitutes (0.5W, 1/2W): Parts with higher power dissipation capacity while maintaining all other electrical parameters.

Parameter Comparison

Engineering Selection Recommendations

Direct Equivalents (0.125W, 1/8W Power Rating):

The following parts maintain identical electrical and mechanical specifications to the RCS2012F4752CS:

• CRCW080547K5FKEA (Vishay Dale): ROHS3 compliant, AEC-Q200 rated, lowest seated height (0.50mm), 31,234 units in stock
• RMCF0805FT47K5 (Stackpole Electronics Inc): ROHS3 compliant, AEC-Q200 rated, highest inventory availability (206,799 units)
• ERJ-6ENF4752V (Panasonic Electronic Components): ROHS3 compliant, AEC-Q200 rated, 63,023 units in stock
• AC0805FR-0747K5L (YAGEO): ROHS3 compliant, AEC-Q200 rated, 7,545 units in stock
• RC0805FR-0747K5L (YAGEO): ROHS3 compliant, moisture resistant, 153,247 units in stock

Enhanced Capability Substitutes (0.5W, 1/2W Power Rating):

The following parts provide higher power dissipation capacity while maintaining all other electrical parameters:

• CRCW080547K5FKEAHP (Vishay Dale): ROHS3 compliant, AEC-Q200 rated, pulse withstanding capability, 9,498 units in stock
• RCS080547K5FKEA (Vishay Dale): ROHS3 compliant, AEC-Q200 rated, pulse withstanding capability, 6,799 units in stock

All substitute parts are ROHS3 compliant, REACH unaffected, and carry MSL 1 (Unlimited) moisture sensitivity rating, matching the compliance profile of the main part.

Frequently Asked Questions (FAQ)

Q1: Can I substitute a 0.5W (1/2W) rated resistor for the 0.125W (1/8W) RCS2012F4752CS?

A: Yes. The 0.5W rated parts (CRCW080547K5FKEAHP and RCS080547K5FKEA) maintain identical resistance, tolerance, package, operating temperature range, and temperature coefficient specifications. Higher power rating represents enhanced capability and does not compromise circuit function in applications designed for 0.125W components. Physical dimensions remain within 0805 (2012 Metric) package constraints.

Q2: What is the significance of AEC-Q200 rating on substitute parts?

A: AEC-Q200 is an automotive qualification standard. Substitute parts carrying this certification have undergone additional reliability testing for automotive applications. The main part (RCS2012F4752CS) does not specify AEC-Q200 rating. Substitutes with AEC-Q200 certification provide equivalent or enhanced reliability for general industrial applications.

Q3: Are there differences in physical dimensions between substitute parts?

A: All parts conform to 0805 (2012 Metric) package specification with identical length (0.079" / 2.00mm) and width (0.049" / 1.25mm). Seated height varies between 0.50mm and 0.70mm across manufacturers. These variations remain within standard PCB assembly tolerances and do not affect electrical performance or mechanical fit.

Q4: Which substitute part has the highest inventory availability?

A: RMCF0805FT47K5 (Stackpole Electronics Inc) offers the highest inventory with 206,799 units in stock. This part maintains direct equivalence to the main part with 0.125W power rating and AEC-Q200 automotive qualification.

Q5: Can I use RC0805FR-0747K5L as a substitute if my application does not require AEC-Q200 certification?

A: Yes. RC0805FR-0747K5L (YAGEO) maintains all critical electrical parameters (47.5 kΩ, ±1%, 0.125W, 0805 package, -55°C ~ 155°C operating range) and is ROHS3 compliant with MSL 1 rating. This part does not carry AEC-Q200 certification but provides functional equivalence for non-automotive applications.

Q6: What packaging format differences exist among substitute parts?

A: Most substitute parts are supplied in Tape & Reel (TR) format, matching the main part. CRCW080547K5FKEAHP is available in Cut Tape (CT) & Digi-Reel® format. Packaging format does not affect electrical or mechanical compatibility; selection depends on assembly process requirements and procurement preferences.

Q7: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed maintain ROHS3 compliance and REACH unaffected status, matching the environmental compliance profile of the RCS2012F4752CS.