RCS3216J104CS Equivalent & Substitute Parts

Part Overview

The RCS3216J104CS is a 100 kOhms ±5% 0.25W thick film chip resistor in 1206 (3216 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 with unlimited moisture sensitivity level (MSL 1).

Substitute parts are identified when equivalent electrical performance and mechanical compatibility can be maintained within the specified parameter tolerances. Alternative models may be required due to inventory availability, supply chain optimization, or application-specific performance requirements such as enhanced tolerance, automotive qualification, or pulse withstanding capability.

Key Parameters

Parameter	Value
Resistance	100 kOhms
Tolerance	±5%
Power Rating	0.25W (1/4W)
Package / Case	1206 (3216 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the RCS3216J104CS is determined by the following critical parameters:

Mandatory Compatibility Parameters:

Resistance value: 100 kOhms (exact match required)
Package / Case: 1206 (3216 Metric) (exact match required)
Power rating: 0.25W minimum (equal or higher acceptable)
Composition: Thick Film
Temperature Coefficient: ±100ppm/°C
Operating Temperature Range: -55°C ~ 155°C minimum
Termination count: 2 terminations

Tolerance Consideration: Parts with ±5% tolerance are direct equivalents. Parts with ±1% tolerance (tighter tolerance) are upgrades and fully compatible for applications requiring the RCS3216J104CS.

Compliance Parameters: All substitute parts maintain ROHS3 compliance and MSL 1 rating, ensuring environmental and moisture handling compatibility.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Package	Composition	Temp Coeff	Operating Temp	RoHS Status	MSL
RCS3216J104CS	Samsung Electro-Mechanics	100 kOhms	±5%	0.25W	1206	Thick Film	±100ppm/°C	-55°C ~ 155°C	ROHS3	1
AF1206FR-07100KL	YAGEO	100 kOhms	±1%	0.25W	1206	Thick Film	±100ppm/°C	-55°C ~ 155°C	ROHS3	1
AC1206FR-07100KL	YAGEO	100 kOhms	±1%	0.25W	1206	Thick Film	±100ppm/°C	-55°C ~ 155°C	ROHS3	1
AC1206JR-07100KL	YAGEO	100 kOhms	±5%	0.25W	1206	Thick Film	±100ppm/°C	-55°C ~ 155°C	ROHS3	1
CHV1206-FX-1003ELF	Bourns Inc.	100 kOhms	±1%	0.25W	1206	Thick Film	±100ppm/°C	-55°C ~ 155°C	ROHS3	1
CR1206-FX-1003ELF	Bourns Inc.	100 kOhms	±1%	0.25W	1206	Thick Film	±100ppm/°C	-55°C ~ 155°C	ROHS3	1
CRCW1206100KFKEA	Vishay Dale	100 kOhms	±1%	0.25W	1206	Thick Film	±100ppm/°C	-55°C ~ 155°C	ROHS3	1
CRCW1206100KFKEAHP	Vishay Dale	100 kOhms	±1%	0.75W	1206	Thick Film	±100ppm/°C	-55°C ~ 155°C	ROHS3	1
CRCW1206100KFKTA	Vishay Dale	100 kOhms	±1%	0.25W	1206	Thick Film	±100ppm/°C	-55°C ~ 155°C	RoHS non-compliant	1
ERJ-8ENF1003V	Panasonic Electronic Components	100 kOhms	±1%	0.25W	1206	Thick Film	±100ppm/°C	-55°C ~ 155°C	ROHS3	1
ERJ-P08F1003V	Panasonic Electronic Components	100 kOhms	±1%	0.667W	1206	Thick Film	±100ppm/°C	-55°C ~ 155°C	ROHS3	1

Engineering Selection Recommendations

Direct Equivalents (±5% Tolerance Match): AC1206JR-07100KL from YAGEO is a direct functional equivalent with identical tolerance specification. This part is qualified to AEC-Q200 automotive standard and carries ROHS3 compliance. Selection is appropriate for applications with no enhanced tolerance requirements.

Upgrade Options (±1% Tolerance): AF1206FR-07100KL, AC1206FR-07100KL, CHV1206-FX-1003ELF, CR1206-FX-1003ELF, CRCW1206100KFKEA, ERJ-8ENF1003V provide tighter tolerance specification (±1%) while maintaining all other electrical and mechanical parameters. These parts are suitable for applications requiring improved accuracy. CRCW1206100KFKEAHP and ERJ-P08F1003V offer increased power rating (0.75W and 0.667W respectively) for applications with higher power dissipation requirements.

Compliance Considerations: CRCW1206100KFKTA is RoHS non-compliant and REACH affected; this part is not recommended for new designs or applications requiring environmental compliance certification.

ERJ-8ENF1003V carries "Not For New Designs" product status; use is restricted to legacy system support or replacement applications only.

Automotive Applications: AF1206FR-07100KL, AC1206FR-07100KL, AC1206JR-07100KL, CRCW1206100KFKEA, CRCW1206100KFKEAHP, CRCW1206100KFKTA, and ERJ-8ENF1003V all carry AEC-Q200 automotive qualification. Selection among these options depends on tolerance and power rating requirements specific to the application.

Frequently Asked Questions (FAQ)

Q: Can AC1206JR-07100KL replace RCS3216J104CS directly? A: Yes. AC1206JR-07100KL maintains identical resistance (100 kOhms), tolerance (±5%), power rating (0.25W), package (1206), and operating temperature range (-55°C ~ 155°C). Both parts are ROHS3 compliant with MSL 1 rating.

Q: What is the difference between ±5% and ±1% tolerance parts? A: Tolerance defines the maximum deviation from the nominal resistance value. ±5% tolerance allows deviation up to 5 kOhms from 100 kOhms nominal (95-105 kOhms range). ±1% tolerance restricts deviation to 1 kOhm (99-101 kOhms range). Parts with ±1% tolerance are suitable for precision applications requiring tighter resistance control.

Q: Are higher power-rated parts (0.75W, 0.667W) compatible? A: Yes. CRCW1206100KFKEAHP (0.75W) and ERJ-P08F1003V (0.667W) are mechanically and electrically compatible with RCS3216J104CS. Higher power rating indicates greater thermal dissipation capability and does not affect circuit operation when the original 0.25W rating is sufficient. These parts are suitable for applications with higher power dissipation margins or pulse withstanding requirements.

Q: Why is ERJ-8ENF1003V marked "Not For New Designs"? A: "Not For New Designs" status indicates the manufacturer has discontinued active development and recommends alternative parts for new applications. This part remains available for legacy system support and replacement purposes only.

Q: What does AEC-Q200 qualification mean? A: AEC-Q200 is an automotive industry standard qualification for passive components. Parts carrying this rating have been tested and validated for automotive applications, including temperature cycling, vibration, and reliability requirements. Selection of AEC-Q200 qualified parts is required for automotive circuit designs.

Q: Can CRCW1206100KFKTA be used as a substitute? A: CRCW1206100KFKTA is not recommended. This part is RoHS non-compliant and REACH affected, failing to meet environmental compliance requirements applicable to most modern applications and regulatory jurisdictions.

Q: What packaging options are available? A: Substitute parts are supplied in Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel® formats. Tape & Reel packaging is standard for high-volume production. Cut Tape & Digi-Reel® packaging is suitable for lower-volume or prototype applications. Packaging format does not affect electrical or mechanical compatibility.

Q: Are all substitute parts available in equivalent quantities? A: Inventory availability varies by manufacturer and distributor. YAGEO AC1206JR-07100KL shows highest inventory (63,217 pcs), while Panasonic ERJ-P08F1003V shows lower availability (1,777 pcs). Verify current stock levels with your component supplier before design finalization.

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