RCS3216F4752CS Equivalent & Substitute Parts Reference

Part Overview

The RCS3216F4752CS is a 47.5 kOhms ±1% 0.25W (1/4W) chip resistor in 1206 (3216 Metric) package manufactured by Samsung Electro-Mechanics. This thick film resistor features anti-sulfur and moisture-resistant construction, operating across -55°C to 155°C with a temperature coefficient of ±100ppm/°C. The part is ROHS3 compliant and carries unlimited moisture sensitivity level (MSL 1). With 964 units in current stock and active product status, this component serves general-purpose applications requiring standard tolerance resistive elements. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct circuit compatibility.

Key Parameters

Parameter	Specification
Resistance Value	47.5 kOhms
Tolerance	±1%
Power Rating	0.25W (1/4W)
Package / Case	1206 (3216 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C to 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)
Number of Terminations	2

Substitute Part Grouping Explanation

Substitute parts for the RCS3216F4752CS are qualified based on the following criteria:

Primary Substitution Criteria (Mandatory Match):

Resistance value: 47.5 kOhms
Tolerance: ±1%
Power rating: 0.25W (1/4W)
Package: 1206 (3216 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C to 155°C
Terminations: 2

Secondary Compatibility Factors:

RoHS compliance status
Moisture sensitivity level (MSL 1)
Physical dimensions (length, width, height)
Packaging format (Tape & Reel)

All identified substitute parts meet the primary substitution criteria. Variations in secondary factors such as automotive AEC-Q200 certification, specific manufacturer features (anti-sulfur vs. standard moisture resistance), and minor dimensional tolerances do not prevent functional equivalence in standard applications. Parts with different power ratings (such as CRCW120647K5FKEAHP at 0.75W) are listed for reference but represent design upgrades rather than direct substitutes.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	RoHS Status	MSL	Product Status
RCS3216F4752CS	Samsung Electro-Mechanics	47.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	ROHS3	1	Active
AC1206FR-0747K5L	YAGEO	47.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	ROHS3	1	Active
CR1206-FX-4752ELF	Bourns Inc.	47.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	ROHS3	1	Active
CRCW120647K5FKEA	Vishay Dale	47.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	ROHS3	1	Active
CRCW120647K5FKEAHP	Vishay Dale	47.5 kΩ	±1%	0.75	1206	±100ppm/°C	-55 to 155°C	ROHS3	1	Active
CRCW120647K5FKTA	Vishay Dale	47.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	RoHS non-compliant	1	Active
ERJ-8ENF4752V	Panasonic Electronic Components	47.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	ROHS3	1	Not For New Designs
RC1206FR-0747K5L	YAGEO	47.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	ROHS3	1	Active
RMCF1206FT47K5	Stackpole Electronics Inc	47.5 kΩ	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	ROHS3	1	Active

Engineering Selection Recommendations

Direct Equivalents (Preferred Selection):

Parts meeting all primary and secondary criteria with active product status and ROHS3 compliance:

AC1206FR-0747K5L (YAGEO): 8,756 units in stock. Active status. ROHS3 compliant. Automotive AEC-Q200 rated.
CR1206-FX-4752ELF (Bourns Inc.): 13,703 units in stock. Active status. ROHS3 compliant. Highest inventory availability.
CRCW120647K5FKEA (Vishay Dale): 5,300 units in stock. Active status. ROHS3 compliant. Automotive AEC-Q200 rated.
RC1206FR-0747K5L (YAGEO): 111,332 units in stock. Active status. ROHS3 compliant. Largest inventory.
RMCF1206FT47K5 (Stackpole Electronics Inc): 50,313 units in stock. Active status. ROHS3 compliant. Automotive AEC-Q200 rated.

Conditional Substitutes:

CRCW120647K5FKTA (Vishay Dale): Electrically equivalent but RoHS non-compliant and REACH affected. Use only in applications where RoHS compliance is not required.
ERJ-8ENF4752V (Panasonic Electronic Components): Electrically equivalent but marked "Not For New Designs." Use only for legacy system maintenance or repair.

Design Upgrade Option:

CRCW120647K5FKEAHP (Vishay Dale): 0.75W power rating (vs. 0.25W). Provides higher power dissipation capability in same package footprint. Use when thermal margin improvement is required.

Compliance Considerations:

All recommended direct equivalents maintain ROHS3 compliance and unlimited moisture sensitivity level (MSL 1), ensuring compatibility with modern manufacturing and environmental standards. Automotive AEC-Q200 certification on several substitutes indicates suitability for automotive-grade applications without additional qualification.

Frequently Asked Questions (FAQ)

Q1: Can I use any of these substitute parts as a direct replacement for RCS3216F4752CS?

A: Yes, all parts listed under "Direct Equivalents" are functionally interchangeable. They share identical resistance value (47.5 kOhms), tolerance (±1%), power rating (0.25W), package (1206), and operating temperature range (-55°C to 155°C). Physical dimensions vary slightly within manufacturing tolerances but do not affect PCB assembly or circuit performance.

Q2: What is the difference between parts with and without AEC-Q200 certification?

A: AEC-Q200 certification indicates the part meets automotive industry reliability and quality standards. Parts with this certification (AC1206FR-0747K5L, CRCW120647K5FKEA, RMCF1206FT47K5) are qualified for automotive applications. Parts without this certification (CR1206-FX-4752ELF, RC1206FR-0747K5L) are suitable for general industrial and consumer applications. Both groups meet the same electrical specifications.

Q3: Why is CRCW120647K5FKEAHP listed if it has a different power rating?

A: CRCW120647K5FKEAHP (0.75W) is listed as a design upgrade option, not a direct substitute. It occupies the same 1206 package but provides higher power dissipation capability. Use this part only if circuit analysis indicates insufficient thermal margin with the standard 0.25W rating.

Q4: Should I avoid CRCW120647K5FKTA and ERJ-8ENF4752V?

A: CRCW120647K5FKTA is RoHS non-compliant and REACH affected; use only in applications where regulatory compliance is not required. ERJ-8ENF4752V is marked "Not For New Designs" by the manufacturer; use only for maintenance or repair of existing systems. For new designs, select from the active-status parts listed under "Direct Equivalents."

Q5: Are there any dimensional differences that affect PCB layout?

A: All parts use the 1206 (3216 Metric) package with identical footprint dimensions. Length varies between 0.122" and 0.126" (3.10mm to 3.20mm), and height between 0.024" and 0.030" (0.60mm to 0.75mm). These variations fall within standard PCB design tolerances and do not require layout modifications.

Q6: Which substitute part has the largest inventory availability?

A: RC1206FR-0747K5L (YAGEO) has 111,332 units in stock, providing maximum supply security. RMCF1206FT47K5 (Stackpole Electronics Inc) with 50,313 units and CR1206-FX-4752ELF (Bourns Inc.) with 13,703 units are also well-stocked alternatives.

Q7: Do all substitute parts have the same moisture sensitivity level?

A: Yes, all listed parts carry MSL 1 (Unlimited), indicating no moisture sensitivity restrictions during storage or handling. This matches the RCS3216F4752CS specification and ensures compatibility with standard manufacturing processes.

Q8: Can I mix different manufacturers' parts in the same production batch?

A: Yes, all direct equivalent parts meet identical electrical and mechanical specifications. Mixing manufacturers is acceptable from a functional standpoint. However, for consistency in supply chain management and traceability, single-source selection per production lot is recommended.

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