RC1608F2872CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F2872CS is a 28.7 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0603 (1608 Metric) package format with 0.1W power rating. This component is classified as Active product status and is RoHS3 compliant with unlimited moisture sensitivity level (MSL 1). The RC1608F2872CS is designed for general-purpose applications requiring precision resistive elements with moisture resistance in compact surface-mount form factors. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct functional interchangeability in circuit designs.

Key Parameters

Parameter	Specification
Resistance Value	28.7 kOhms
Tolerance	±1%
Power Rating	0.1W (1/10W)
Package / Case	0603 (1608 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Moisture Resistance	Yes
Number of Terminations	2
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the RC1608F2872CS is determined by strict equivalence across the following critical parameters:

Electrical Parameters (Must Match Exactly):

Resistance value: 28.7 kOhms
Tolerance: ±1%
Power rating: 0.1W (1/10W)
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C

Mechanical Parameters (Must Match Exactly):

Package type: 0603 (1608 Metric)
Number of terminations: 2
Composition: Thick Film

Environmental & Compliance Parameters (Must Match or Exceed):

Moisture resistance: Required
Moisture Sensitivity Level: 1 (Unlimited)
RoHS compliance: ROHS3 Compliant minimum

Substitute parts are classified into two categories:

Direct Substitutes: Parts meeting all electrical, mechanical, and environmental specifications with identical or superior compliance ratings.

Similar Substitutes: Parts meeting all electrical and mechanical specifications but with additional certifications (AEC-Q200 automotive qualification) that do not affect general-purpose application compatibility.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	Composition	Moisture Resistant	RoHS Status	MSL	AEC-Q200
RC1608F2872CS	Samsung Electro-Mechanics	28.7 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	Thick Film	Yes	ROHS3	1	No
CR0603-FX-2872ELF	Bourns Inc.	28.7 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	Thick Film	Yes	ROHS3	1	No
RC0603FR-0728K7L	YAGEO	28.7 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	Thick Film	Yes	ROHS3	1	No
AC0603FR-0728K7L	YAGEO	28.7 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	Thick Film	Yes	ROHS3	1	Yes
CRCW060328K7FKEA	Vishay Dale	28.7 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	Thick Film	No	ROHS3	1	Yes
CRCW060328K7FKTA	Vishay Dale	28.7 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	Thick Film	No	RoHS NC	1	Yes
ERJ-3EKF2872V	Panasonic Electronic Components	28.7 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	Thick Film	No	ROHS3	1	Yes
RMCF0603FG28K7	Stackpole Electronics Inc	28.7 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	Thick Film	No	ROHS3	1	Yes
RMCF0603FT28K7	Stackpole Electronics Inc	28.7 kΩ	±1%	0.1	0603	±100ppm/°C	-55~155°C	Thick Film	No	ROHS3	1	Yes

Engineering Selection Recommendations

Direct Substitutes (Highest Compatibility):

CR0603-FX-2872ELF (Bourns Inc.) and RC0603FR-0728K7L (YAGEO) are direct functional equivalents to the RC1608F2872CS. Both parts match all electrical specifications, mechanical dimensions, and environmental compliance requirements. These substitutes maintain identical RoHS3 compliance and MSL 1 rating without additional automotive certifications.

Similar Substitutes with AEC-Q200 Automotive Qualification:

AC0603FR-0728K7L (YAGEO), ERJ-3EKF2872V (Panasonic Electronic Components), RMCF0603FG28K7 (Stackpole Electronics Inc), and RMCF0603FT28K7 (Stackpole Electronics Inc) meet all electrical and mechanical specifications with the addition of AEC-Q200 automotive qualification. These parts are suitable for applications requiring automotive-grade reliability without compromising general-purpose circuit compatibility.

Compliance Considerations:

CRCW060328K7FKEA (Vishay Dale) is RoHS3 compliant and AEC-Q200 qualified. CRCW060328K7FKTA (Vishay Dale) carries RoHS non-compliant status and REACH Affected designation, limiting its use in applications with strict regulatory requirements.

All substitute parts maintain the required 0603 package format, 28.7 kOhms resistance value, ±1% tolerance, 0.1W power rating, ±100ppm/°C temperature coefficient, and -55°C to 155°C operating temperature range necessary for functional equivalence.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with AEC-Q200 certification in a non-automotive application?

A: Yes. AEC-Q200 certification indicates automotive-grade reliability and does not restrict use in general-purpose applications. Parts with AEC-Q200 qualification meet or exceed the electrical and mechanical specifications of non-automotive equivalents.

Q: What is the significance of the 0603 package designation?

A: The 0603 package (1608 Metric) is a standardized surface-mount form factor measuring 0.063" L x 0.031" W (1.60mm x 0.80mm). All listed substitute parts use this identical package, ensuring mechanical compatibility with PCB footprints designed for the RC1608F2872CS.

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

A: Minor dimensional variations exist within the 0603 package specification. The RC1608F2872CS, CR0603-FX-2872ELF, RC0603FR-0728K7L, AC0603FR-0728K7L, and ERJ-3EKF2872V maintain 0.063" L x 0.031" W dimensions. RMCF0603FG28K7 and RMCF0603FT28K7 measure 0.061" L x 0.031" W. CRCW060328K7FKEA measures 0.061" L x 0.033" W, and CRCW060328K7FKTA measures 0.063" L x 0.033" W. These variations remain within standard 0603 package tolerances and do not affect PCB assembly compatibility.

Q: What does MSL 1 (Unlimited) mean for moisture sensitivity?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. This classification applies to all listed parts and eliminates moisture-related storage constraints.

Q: Why would I choose one substitute over another if they are electrically identical?

A: Selection factors include inventory availability, supplier lead times, packaging format (Tape & Reel vs. Cut Tape), compliance certifications (RoHS3 vs. RoHS non-compliant), and regulatory requirements (REACH status). The parameter comparison table provides these distinctions for informed procurement decisions.

Q: Is the ±100ppm/°C temperature coefficient critical for substitution?

A: Yes. The temperature coefficient determines resistance value drift across the operating temperature range. All listed substitutes maintain ±100ppm/°C specification, ensuring equivalent thermal performance and circuit stability across -55°C to 155°C.

Q: Can I substitute a part with higher tolerance (e.g., ±5%) for the ±1% specification?

A: No. The ±1% tolerance is a critical electrical parameter. Substitutes must match this specification exactly. Higher tolerance parts do not meet the functional requirements of the RC1608F2872CS.

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