RCS3216F104CS Equivalent & Substitute Parts Reference

Part Overview

The RCS3216F104CS is a 100 kOhms ±1% 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).

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating), mechanical compatibility (package size and form factor), and environmental operating parameters. Substitute parts may vary in specific features such as automotive qualification, pulse withstanding capability, or high-voltage rating while maintaining core functional equivalence.

Key Parameters

Parameter	Specification
Resistance Value	100 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 ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)
Number of Terminations	2

Substitute Part Grouping Explanation

Substitute parts for the RCS3216F104CS are grouped based on strict electrical and mechanical parameter matching. The primary substitution criteria are:

Core Matching Parameters:

Resistance: 100 kOhms
Tolerance: ±1%
Package: 1206 (3216 Metric)
Composition: Thick Film
Temperature Coefficient: ±100ppm/°C
Operating Temperature: -55°C ~ 155°C
Terminations: 2

Allowable Variations:

Power Rating: Parts rated at 0.25W (1/4W) are direct equivalents. Parts with higher power ratings (0.5W, 0.667W, 0.75W) are functional substitutes when power dissipation requirements permit.
Features: Additional features such as automotive AEC-Q200 qualification, pulse withstanding capability, high-voltage rating, or anti-sulfur/moisture resistance do not prevent substitution but indicate enhanced performance characteristics.
Compliance: ROHS3 compliance is maintained across all listed substitutes. One part (CRCW1206100KFKTA) is RoHS non-compliant and REACH affected.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp (°C)	Features	RoHS Status	Product Status
RCS3216F104CS	Samsung Electro-Mechanics	100k	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Anti-Sulfur, Moisture Resistant	ROHS3	Active
AF1206FR-07100KL	YAGEO	100k	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Anti-Sulfur, AEC-Q200	ROHS3	Active
AC1206FR-07100KL	YAGEO	100k	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	AEC-Q200, Moisture Resistant	ROHS3	Active
CHV1206-FX-1003ELF	Bourns Inc.	100k	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	High Voltage	ROHS3	Active
CR1206-FX-1003ELF	Bourns Inc.	100k	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	Moisture Resistant	ROHS3	Active
CRCW1206100KFKEA	Vishay Dale	100k	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	AEC-Q200	ROHS3	Active
CRCW1206100KFKEAHP	Vishay Dale	100k	±1%	0.75	1206	±100ppm/°C	-55 ~ 155	AEC-Q200, Pulse Withstanding	ROHS3	Active
CRCW1206100KFKTA	Vishay Dale	100k	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	AEC-Q200	Non-compliant	Active
ERJ-8ENF1003V	Panasonic	100k	±1%	0.25	1206	±100ppm/°C	-55 ~ 155	AEC-Q200	ROHS3	Not For New Designs
ERJ-P08F1003V	Panasonic	100k	±1%	0.667	1206	±100ppm/°C	-55 ~ 155	AEC-Q200, Pulse Withstanding	ROHS3	Active
ESR18EZPF1003	Rohm Semiconductor	100k	±1%	0.5	1206	±100ppm/°C	-55 ~ 155	AEC-Q200, Pulse Withstanding	ROHS3	Active

Engineering Selection Recommendations

Direct Equivalents (0.25W, 1/4W Power Rating):

Parts AF1206FR-07100KL, AC1206FR-07100KL, CHV1206-FX-1003ELF, CR1206-FX-1003ELF, CRCW1206100KFKEA, and ESR18EZPF1003 provide direct electrical and mechanical equivalence to RCS3216F104CS. All are ROHS3 compliant and Active product status. Selection among these parts depends on application-specific requirements such as automotive qualification (AEC-Q200) or high-voltage operation.

Higher Power Rating Substitutes:

CRCW1206100KFKEAHP (0.75W) and ERJ-P08F1003V (0.667W) are functional substitutes when circuit design permits higher power dissipation capability. These parts maintain all other electrical parameters and are suitable for applications requiring enhanced thermal performance.

Compliance Considerations:

CRCW1206100KFKTA is RoHS non-compliant and REACH affected. This part is not suitable for applications requiring ROHS3 compliance.

Product Status Consideration:

ERJ-8ENF1003V carries "Not For New Designs" status. While electrically and mechanically equivalent, this part should not be selected for new product development. Active status parts are preferred for ongoing and future designs.

Frequently Asked Questions (FAQ)

Q: Can I substitute RCS3216F104CS with a higher power-rated part such as CRCW1206100KFKEAHP (0.75W)?

A: Yes. The CRCW1206100KFKEAHP maintains identical resistance (100 kOhms), tolerance (±1%), package (1206), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). Higher power rating does not prevent substitution and may provide additional thermal margin in the circuit.

Q: What is the difference between AF1206FR-07100KL and AC1206FR-07100KL?

A: Both are YAGEO 100 kOhms ±1% 1206 resistors with identical electrical specifications. AF1206FR-07100KL includes anti-sulfur feature. AC1206FR-07100KL includes moisture-resistant feature. Both carry AEC-Q200 automotive qualification.

Q: Is ERJ-8ENF1003V suitable for new product designs?

A: No. ERJ-8ENF1003V is marked "Not For New Designs." For new development, select from parts with Active product status such as AF1206FR-07100KL, AC1206FR-07100KL, CRCW1206100KFKEA, or ESR18EZPF1003.

Q: What does AEC-Q200 qualification indicate?

A: AEC-Q200 is an automotive electronics council qualification standard. Parts carrying this rating meet automotive industry reliability and performance requirements. Multiple substitute parts (AF1206FR-07100KL, AC1206FR-07100KL, CRCW1206100KFKEA, ERJ-8ENF1003V, ERJ-P08F1003V, ESR18EZPF1003) include this qualification.

Q: Are all substitute parts ROHS3 compliant?

A: No. CRCW1206100KFKTA is RoHS non-compliant and REACH affected. All other listed substitutes are ROHS3 compliant. Verify compliance requirements before part selection.

Q: What is the significance of "Pulse Withstanding" feature?

A: Pulse withstanding capability indicates the part can tolerate transient overvoltage or overcurrent pulses without degradation. Parts with this feature (CRCW1206100KFKEAHP, ERJ-P08F1003V, ESR18EZPF1003) are suitable for circuits with potential pulse stress conditions.

Q: Can I use CHV1206-FX-1003ELF in standard applications?

A: Yes. CHV1206-FX-1003ELF is a general-purpose 100 kOhms ±1% 1206 resistor with high-voltage rating. The high-voltage feature does not restrict use in standard applications and provides additional performance margin for high-voltage circuit designs.

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