RCS2012J204CS Equivalent & Substitute Parts Reference

Part Overview

The RCS2012J204CS is a 200 kOhms ±5% 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 properties. The part is ROHS3 compliant with unlimited moisture sensitivity level (MSL 1) and operates across -55°C to 155°C temperature range.

Equivalent and substitute parts are identified based on matching or superior electrical and mechanical specifications. Substitutes maintain the same resistance value (200 kOhms), package format (0805), and operating temperature range while offering alternative tolerance grades, power ratings, or manufacturer certifications.

Key Parameters

Parameter	Value
Resistance	200 kOhms
Tolerance	±5%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)
Number of Terminations	2

Substitute Part Grouping Explanation

Substitute parts for the RCS2012J204CS are grouped based on the following substitution criteria:

Primary Matching Parameters:

Resistance value: 200 kOhms (exact match required)
Package format: 0805 (2012 Metric) (exact match required)
Operating temperature range: -55°C ~ 155°C (exact match required)
Temperature coefficient: ±100ppm/°C (exact match required)
Composition: Thick Film (exact match required)
Number of terminations: 2 (exact match required)

Allowable Variations:

Tolerance: ±5% (main part) to ±1% (substitute) — tighter tolerance is acceptable
Power rating: 0.125W (main part) to 0.5W (substitute) — higher power rating is acceptable
Manufacturer: Different manufacturers with equivalent specifications
Packaging format: Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel®
Certifications: AEC-Q200 automotive qualification (additional feature, not required)
Features: Anti-sulfur, moisture-resistant, pulse-withstanding (additional features acceptable)

Substitutes that do not meet the primary matching parameters are excluded from this reference.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp (°C)	Composition	RoHS	MSL	Packaging Type
RCS2012J204CS	Samsung Electro-Mechanics	200k	±5%	0.125	0805	±100ppm/°C	-55 ~ 155	Thick Film	ROHS3	1	Tape & Reel
AC0805FR-07200KL	YAGEO	200k	±1%	0.125	0805	±100ppm/°C	-55 ~ 155	Thick Film	ROHS3	1	Cut Tape & Digi-Reel
AC0805JR-07200KL	YAGEO	200k	±5%	0.125	0805	±100ppm/°C	-55 ~ 155	Thick Film	ROHS3	1	Tape & Reel
CRCW0805200KFKEA	Vishay Dale	200k	±1%	0.125	0805	±100ppm/°C	-55 ~ 155	Thick Film	ROHS3	1	Tape & Reel
CRCW0805200KFKEAHP	Vishay Dale	200k	±1%	0.5	0805	±100ppm/°C	-55 ~ 155	Thick Film	ROHS3	1	Tape & Reel
CRCW0805200KFKTA	Vishay Dale	200k	±1%	0.125	0805	±100ppm/°C	-55 ~ 155	Thick Film	RoHS non-compliant	1	Tape & Reel
ERJ-6ENF2003V	Panasonic Electronic Components	200k	±1%	0.125	0805	±100ppm/°C	-55 ~ 155	Thick Film	ROHS3	1	Tape & Reel
KTR10EZPF2003	Rohm Semiconductor	200k	±1%	0.125	0805	±100ppm/°C	-55 ~ 155	Thick Film	ROHS3	1	Tape & Reel
RC0805FR-07200KL	YAGEO	200k	±1%	0.125	0805	±100ppm/°C	-55 ~ 155	Thick Film	ROHS3	1	Cut Tape & Digi-Reel
RC0805JR-07200KL	YAGEO	200k	±5%	0.125	0.125	±100ppm/°C	-55 ~ 155	Thick Film	ROHS3	1	Cut Tape & Digi-Reel
RCS0805200KFKEA	Vishay Dale	200k	±1%	0.5	0805	±100ppm/°C	-55 ~ 155	Thick Film	ROHS3	1	Tape & Reel

Engineering Selection Recommendations

Direct Equivalents (Identical Specifications):

AC0805JR-07200KL (YAGEO) and RC0805JR-07200KL (YAGEO) are direct functional equivalents to RCS2012J204CS. Both maintain ±5% tolerance, 0.125W power rating, and identical operating parameters. These parts are suitable for one-to-one replacement in applications where tolerance and power specifications are not exceeded.

Tighter Tolerance Substitutes (±1%):

AC0805FR-07200KL, CRCW0805200KFKEA, ERJ-6ENF2003V, KTR10EZPF2003, RC0805FR-07200KL, and RCS0805200KFKEA all provide ±1% tolerance with 0.125W power rating. These substitutes offer improved accuracy compared to the main part and are compatible with applications requiring tighter tolerance specifications. All are ROHS3 compliant with MSL 1 rating.

Higher Power Rating Substitutes (0.5W):

CRCW0805200KFKEAHP and RCS0805200KFKEA provide 0.5W power rating with ±1% tolerance. These parts are suitable for applications requiring higher power dissipation capability while maintaining the same package footprint and operating temperature range.

Compliance Considerations:

CRCW0805200KFKTA is RoHS non-compliant and REACH affected. This part is not recommended for applications requiring ROHS3 compliance.

Automotive Qualification:

AC0805FR-07200KL, AC0805JR-07200KL, CRCW0805200KFKEA, CRCW0805200KFKEAHP, CRCW0805200KFKTA, ERJ-6ENF2003V, KTR10EZPF2003, and RCS0805200KFKEA carry AEC-Q200 automotive qualification. These parts are suitable for automotive and high-reliability applications.

Packaging Format:

Tape & Reel (TR) packaging is standard for high-volume production. Cut Tape (CT) & Digi-Reel® packaging (AC0805FR-07200KL, RC0805FR-07200KL, RC0805JR-07200KL) is suitable for lower-volume or mixed-component orders.

Frequently Asked Questions (FAQ)

Q: Can I substitute RCS2012J204CS with a ±1% tolerance part?

A: Yes. Parts with ±1% tolerance (AC0805FR-07200KL, CRCW0805200KFKEA, ERJ-6ENF2003V, KTR10EZPF2003, RC0805FR-07200KL) are acceptable substitutes. Tighter tolerance provides improved accuracy and is compatible with applications designed for ±5% tolerance.

Q: What is the difference between Tape & Reel and Cut Tape & Digi-Reel packaging?

A: Tape & Reel (TR) packaging is supplied on continuous tape reels suitable for automated pick-and-place assembly. Cut Tape (CT) & Digi-Reel® packaging is supplied in smaller quantities on cut tape segments, suitable for lower-volume production or component sampling.

Q: Can I use a 0.5W rated part in place of the 0.125W RCS2012J204CS?

A: Yes. CRCW0805200KFKEAHP and RCS0805200KFKEA with 0.5W rating are compatible substitutes. Higher power rating provides additional thermal margin and is suitable for applications where the original 0.125W specification is not exceeded.

Q: Are all substitute parts ROHS3 compliant?

A: No. CRCW0805200KFKTA is RoHS non-compliant. All other listed substitutes are ROHS3 compliant. Verify compliance requirements for your application before selection.

Q: What does AEC-Q200 qualification mean?

A: AEC-Q200 is an automotive industry standard qualification for passive components. Parts carrying this rating (AC0805FR-07200KL, AC0805JR-07200KL, CRCW0805200KFKEA, CRCW0805200KFKEAHP, CRCW0805200KFKTA, ERJ-6ENF2003V, KTR10EZPF2003, RCS0805200KFKEA) are qualified for automotive and high-reliability applications.

Q: Can I substitute based on manufacturer preference?

A: Yes. All listed substitutes maintain identical electrical and mechanical specifications. Selection can be based on manufacturer availability, supply chain preference, or specific certifications required for your application.

Q: What is MSL 1 rating?

A: MSL (Moisture Sensitivity Level) 1 indicates unlimited shelf life without moisture control requirements. All listed parts carry MSL 1 rating, meaning they do not require special moisture-controlled storage or handling.

Q: Are there any height differences between substitute parts?

A: Yes. Height variations exist: RCS2012J204CS (0.66mm), AC0805FR-07200KL and RC0805FR-07200KL (0.60mm), CRCW0805200KFKEA, CRCW0805200KFKEAHP, and RCS0805200KFKEA (0.50mm), ERJ-6ENF2003V (0.70mm), KTR10EZPF2003 (0.65mm). Verify PCB clearance requirements before substitution.

Q: Do all parts operate across the same temperature range?

A: Yes. All listed parts operate across -55°C to 155°C with ±100ppm/°C temperature coefficient, matching the main part specification.

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