RC3216F390CS Equivalent & Substitute Parts Reference

Part Overview

The RC3216F390CS is a 39 Ohm ±1% 0.25W thick film chip resistor manufactured by Samsung Electro-Mechanics in 1206 (3216 Metric) package format. This component is classified as Active product status with moisture-resistant construction and ROHS3 compliance. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct functional interchangeability in circuit applications.

Key Parameters

Parameter	Specification
Resistance Value	39 Ohms
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 to 155°C
Moisture Sensitivity Level	MSL 1 (Unlimited)
RoHS Status	ROHS3 Compliant
Number of Terminations	2

Substitute Part Grouping Explanation

Substitution eligibility for the RC3216F390CS is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 39 Ohms
Tolerance: ±1%
Power rating: 0.25W (1/4W)
Package format: 1206 (3216 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C to 155°C
Termination count: 2
RoHS3 compliance
MSL rating: 1 (Unlimited)

Substitute parts are classified into two categories:

Direct Substitutes: Parts meeting all mandatory parameters with identical electrical and mechanical specifications.

Similar Substitutes: Parts meeting all mandatory parameters but with additional features (automotive AEC-Q200 certification, pulse withstanding capability, high voltage rating) or alternative packaging formats (Cut Tape vs. Tape & Reel). These parts are electrically and mechanically compatible but may include enhanced specifications beyond the original component requirements.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	Features	Product Status	Packaging Type
RC3216F390CS	Samsung Electro-Mechanics	39 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Moisture Resistant	Active	-
CR1206-FX-39R0ELF	Bourns Inc.	39 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Moisture Resistant	Active	Tape & Reel
ERJ-8ENF39R0V	Panasonic Electronic Components	39 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200	Not For New Designs	Tape & Reel
RC1206FR-0739RL	YAGEO	39 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Moisture Resistant	Active	Tape & Reel
RMCF1206FT39R0	Stackpole Electronics Inc	39 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200	Active	Tape & Reel
AC1206FR-0739RL	YAGEO	39 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200, Moisture Resistant	Active	Cut Tape & Digi-Reel
CRCW120639R0FKEA	Vishay Dale	39 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200	Active	Tape & Reel
CRCW120639R0FKEAHP	Vishay Dale	39 Ω	±1%	0.75	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200, Pulse Withstanding	Active	Tape & Reel
KTR18EZPF39R0	Rohm Semiconductor	39 Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200, High Voltage	Active	Tape & Reel

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications):

CR1206-FX-39R0ELF (Bourns Inc.) and RC1206FR-0739RL (YAGEO) are direct functional equivalents to the RC3216F390CS. Both maintain identical electrical parameters, operating temperature range, and moisture-resistant construction. Both are Active product status with ROHS3 compliance and MSL 1 rating.

For Active Product Status Requirement:

If product lifecycle continuity is required, select from: CR1206-FX-39R0ELF, RC1206FR-0739RL, RMCF1206FT39R0, AC1206FR-0739RL, CRCW120639R0FKEA, CRCW120639R0FKEAHP, or KTR18EZPF39R0. All are classified as Active product status.

For Automotive Applications (AEC-Q200 Certified):

RMCF1206FT39R0 (Stackpole Electronics Inc), AC1206FR-0739RL (YAGEO), CRCW120639R0FKEA (Vishay Dale), CRCW120639R0FKEAHP (Vishay Dale), and KTR18EZPF39R0 (Rohm Semiconductor) carry AEC-Q200 automotive qualification. These parts are suitable for automotive-grade circuit applications.

For Enhanced Power Handling:

CRCW120639R0FKEAHP (Vishay Dale) provides 0.75W (3/4W) power rating with pulse withstanding capability while maintaining the 1206 package format and 39 Ohm resistance value. This part is suitable for applications requiring higher transient power dissipation.

For High Voltage Applications:

KTR18EZPF39R0 (Rohm Semiconductor) includes high voltage rating designation in addition to AEC-Q200 certification, suitable for circuits with elevated voltage stress requirements.

Avoid for New Designs:

ERJ-8ENF39R0V (Panasonic Electronic Components) is classified as "Not For New Designs" and should not be selected for new circuit development, though it remains electrically compatible for legacy system maintenance.

Frequently Asked Questions (FAQ)

Q: Can RC1206FR-0739RL (YAGEO) be used as a direct replacement for RC3216F390CS (Samsung)?

A: Yes. Both parts share identical resistance (39 Ohms), tolerance (±1%), power rating (0.25W), package format (1206), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and moisture-resistant construction. Both are ROHS3 compliant with MSL 1 rating. The primary difference is packaging format (Tape & Reel vs. unspecified original packaging) and manufacturer.

Q: What is the difference between CRCW120639R0FKEA and CRCW120639R0FKEAHP?

A: Both parts are manufactured by Vishay Dale with identical 39 Ohm resistance, ±1% tolerance, 1206 package, and AEC-Q200 certification. The primary difference is power rating: CRCW120639R0FKEA is rated 0.25W (1/4W), while CRCW120639R0FKEAHP is rated 0.75W (3/4W) with pulse withstanding capability. Select CRCW120639R0FKEAHP only if the application requires higher power dissipation capacity.

Q: Is ERJ-8ENF39R0V (Panasonic) suitable for new product designs?

A: No. ERJ-8ENF39R0V is classified as "Not For New Designs" by the manufacturer. While electrically and mechanically compatible with RC3216F390CS, this part should be used only for maintenance or repair of existing systems. For new designs, select from Active status alternatives such as RMCF1206FT39R0, RC1206FR-0739RL, or CRCW120639R0FKEA.

Q: Which substitute parts include automotive AEC-Q200 certification?

A: Five substitute parts carry AEC-Q200 automotive qualification: ERJ-8ENF39R0V (Panasonic), RMCF1206FT39R0 (Stackpole), AC1206FR-0739RL (YAGEO), CRCW120639R0FKEA (Vishay Dale), CRCW120639R0FKEAHP (Vishay Dale), and KTR18EZPF39R0 (Rohm Semiconductor). Select these parts for automotive circuit applications requiring automotive-grade component qualification.

Q: Are all substitute parts available in Tape & Reel packaging?

A: Most substitute parts are available in Tape & Reel (TR) packaging. AC1206FR-0739RL (YAGEO) is available in Cut Tape (CT) & Digi-Reel® format. Verify packaging format requirements with your procurement specification before component selection.

Q: What is the significance of MSL 1 (Unlimited) rating?

A: MSL 1 (Moisture Sensitivity Level 1) indicates unlimited shelf life without moisture bake-out requirements. All listed parts, including RC3216F390CS and all substitutes, carry MSL 1 rating, meaning they can be stored and handled without special moisture control procedures.

Q: Can KTR18EZPF39R0 (Rohm) be used in high voltage circuits?

A: Yes. KTR18EZPF39R0 includes high voltage rating designation in addition to standard 39 Ohm, ±1%, 0.25W, 1206 package specifications. This part is suitable for circuits with elevated voltage stress requirements while maintaining compatibility with standard 1206 footprints.

Q: What is the difference between moisture-resistant and automotive AEC-Q200 features?

A: Moisture-resistant construction protects against humidity-induced degradation during storage and operation. Automotive AEC-Q200 certification indicates the part meets automotive industry reliability and quality standards including thermal cycling, vibration, and environmental stress testing. Some parts (AC1206FR-0739RL) include both features. Select based on application environment requirements.

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