RCS3216F3923CS Equivalent & Substitute Parts

Part Overview

The RCS3216F3923CS is a 392 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. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component, enabling direct replacement in circuit applications without performance degradation.

Key Parameters

Parameter	Value
Resistance	392 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

Substitution eligibility for the RCS3216F3923CS is determined by strict alignment of the following parameters:

Critical Matching Parameters:

Resistance value: 392 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 ~ 155°C
RoHS compliance: ROHS3 Compliant
Moisture sensitivity level: 1 (Unlimited)

All identified substitute parts meet these electrical and mechanical specifications. Variations in physical dimensions (length, width, height) within standard tolerances and differences in packaging format (Tape & Reel) do not affect functional equivalence. Product status differences are noted for design consideration but do not preclude substitution based on electrical compatibility.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff (ppm/°C)	Operating Temp (°C)	Product Status	RoHS	MSL
RCS3216F3923CS	Samsung Electro-Mechanics	392 kOhms	±1%	0.25	1206	±100	-55 ~ 155	Active	ROHS3	1
CR1206-FX-3923ELF	Bourns Inc.	392 kOhms	±1%	0.25	1206	±100	-55 ~ 155	Active	ROHS3	1
CRCW1206392KFKEA	Vishay Dale	392 kOhms	±1%	0.25	1206	±100	-55 ~ 155	Active	ROHS3	1
ERJ-8ENF3923V	Panasonic Electronic Components	392 kOhms	±1%	0.25	1206	±100	-55 ~ 155	Not For New Designs	ROHS3	1
RC1206FR-07392KL	YAGEO	392 kOhms	±1%	0.25	1206	±100	-55 ~ 155	Active	ROHS3	1
RMCF1206FT392K	Stackpole Electronics Inc	392 kOhms	±1%	0.25	1206	±100	-55 ~ 155	Active	ROHS3	1

Engineering Selection Recommendations

Primary Substitutes (Active Product Status):

CR1206-FX-3923ELF (Bourns Inc.), CRCW1206392KFKEA (Vishay Dale), RC1206FR-07392KL (YAGEO), and RMCF1206FT392K (Stackpole Electronics Inc.) are all classified as Active products and meet all electrical and compliance requirements of the RCS3216F3923CS. These parts are suitable for new designs and ongoing production applications.

Secondary Substitute (Legacy Status):

ERJ-8ENF3923V (Panasonic Electronic Components) meets all electrical specifications and compliance certifications but carries a "Not For New Designs" product status designation. This part is suitable for replacement in existing applications or legacy system maintenance but should not be selected for new circuit designs.

Compliance Alignment:

All substitute parts are ROHS3 compliant, REACH unaffected, and classified under ECCN EAR99 and HTSUS 8533.21.0030, matching the regulatory profile of the original component.

Frequently Asked Questions (FAQ)

Q: Can CR1206-FX-3923ELF replace RCS3216F3923CS in production?

A: Yes. CR1206-FX-3923ELF meets all critical electrical parameters (392 kOhms ±1%, 0.25W, 1206 package, ±100ppm/°C, -55°C ~ 155°C operating range) and compliance requirements (ROHS3, MSL 1). Active product status confirms ongoing availability.

Q: What is the difference between CRCW1206392KFKEA and RC1206FR-07392KL?

A: Both parts are electrically equivalent with identical resistance, tolerance, power rating, and operating specifications. CRCW1206392KFKEA includes AEC-Q200 automotive qualification. RC1206FR-07392KL has higher inventory availability (258,248 pcs vs. 9,933 pcs). Selection depends on automotive requirement and supply chain considerations.

Q: Why is ERJ-8ENF3923V marked "Not For New Designs"?

A: ERJ-8ENF3923V carries a legacy product status designation from Panasonic Electronic Components. While electrically and mechanically equivalent to RCS3216F3923CS, this status indicates the manufacturer is not recommending it for new circuit development. It remains suitable for replacement in existing applications.

Q: Are there dimensional differences between substitute parts?

A: Minor dimensional variations exist within standard tolerances. Length ranges from 0.122" to 0.126" (3.10mm to 3.20mm), and height ranges from 0.024" to 0.030" (0.60mm to 0.75mm). These variations do not affect PCB footprint compatibility or functional performance in 1206 package designs.

Q: Do all substitutes have the same moisture sensitivity level?

A: Yes. All listed substitute parts are classified as MSL 1 (Unlimited), matching the RCS3216F3923CS specification. This indicates no moisture sensitivity restrictions for storage, handling, or reflow processing.

Q: Which substitute has the highest inventory availability?

A: RC1206FR-07392KL (YAGEO) has the highest inventory with 258,248 pcs in stock, compared to 45,724 pcs for CR1206-FX-3923ELF and 9,933 pcs for CRCW1206392KFKEA.

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