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RCS3216F203CS Equivalent & Substitute Parts
Part Overview
The RCS3216F203CS is a 20 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 properties. The part is ROHS3 compliant and operates across -55°C to 155°C temperature range.
Equivalent and substitute parts are necessary when the primary part becomes unavailable, when alternative suppliers offer improved lead times, or when design requirements necessitate specific certifications such as automotive AEC-Q200 qualification or enhanced power ratings.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 20 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) |
Substitute Part Grouping Explanation
Substitution eligibility for the RCS3216F203CS is determined by the following mandatory parameters:
Core Electrical Parameters:
- Resistance value: 20 kOhms
- Tolerance: ±1%
- Power rating: 0.25W (1/4W)
- Temperature coefficient: ±100ppm/°C
- Operating temperature range: -55°C ~ 155°C
Mechanical Parameters:
- Package / Case: 1206 (3216 Metric)
- Composition: Thick Film
- Number of terminations: 2
Compliance Parameters:
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level: 1 (Unlimited)
All substitute parts listed maintain identical electrical specifications and package dimensions. Variations in physical dimensions (length, width, height) within the 1206 package specification, supplier device packaging format (Tape & Reel vs. Cut Tape), and optional certifications (such as AEC-Q200 automotive qualification) do not affect functional substitutability for this resistor category.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Resistance | Tolerance | Power (Watts) | Package | Temp Coeff | Operating Temp | RoHS Status | MSL | Product Status |
|---|---|---|---|---|---|---|---|---|---|---|
| RCS3216F203CS | Samsung Electro-Mechanics | 20 kOhms | ±1% | 0.25W | 1206 | ±100ppm/°C | -55°C ~ 155°C | ROHS3 Compliant | 1 | Active |
| AC1206FR-0720KL | YAGEO | 20 kOhms | ±1% | 0.25W | 1206 | ±100ppm/°C | -55°C ~ 155°C | ROHS3 Compliant | 1 | Active |
| CR1206-FX-2002ELF | Bourns Inc. | 20 kOhms | ±1% | 0.25W | 1206 | ±100ppm/°C | -55°C ~ 155°C | ROHS3 Compliant | 1 | Active |
| CRCW120620K0FKEA | Vishay Dale | 20 kOhms | ±1% | 0.25W | 1206 | ±100ppm/°C | -55°C ~ 155°C | ROHS3 Compliant | 1 | Active |
| CRCW120620K0FKEAHP | Vishay Dale | 20 kOhms | ±1% | 0.75W | 1206 | ±100ppm/°C | -55°C ~ 155°C | ROHS3 Compliant | 1 | Active |
| CRCW120620K0FKTA | Vishay Dale | 20 kOhms | ±1% | 0.25W | 1206 | ±100ppm/°C | -55°C ~ 155°C | RoHS non-compliant | 1 | Active |
| ERJ-8ENF2002V | Panasonic Electronic Components | 20 kOhms | ±1% | 0.25W | 1206 | ±100ppm/°C | -55°C ~ 155°C | ROHS3 Compliant | 1 | Not For New Designs |
| KTR18EZPF2002 | Rohm Semiconductor | 20 kOhms | ±1% | 0.25W | 1206 | ±100ppm/°C | -55°C ~ 155°C | ROHS3 Compliant | 1 | Active |
| RC1206FR-0720KL | YAGEO | 20 kOhms | ±1% | 0.25W | 1206 | ±100ppm/°C | -55°C ~ 155°C | ROHS3 Compliant | 1 | Active |
| RMCF1206FT20K0 | Stackpole Electronics Inc | 20 kOhms | ±1% | 0.25W | 1206 | ±100ppm/°C | -55°C ~ 155°C | ROHS3 Compliant | 1 | Active |
Engineering Selection Recommendations
Primary Substitutes (Identical Specifications and Compliance):
The following parts are direct substitutes with Active product status and ROHS3 compliance:
- AC1206FR-0720KL (YAGEO)
- CR1206-FX-2002ELF (Bourns Inc.)
- CRCW120620K0FKEA (Vishay Dale)
- KTR18EZPF2002 (Rohm Semiconductor)
- RC1206FR-0720KL (YAGEO)
- RMCF1206FT20K0 (Stackpole Electronics Inc)
Conditional Substitutes:
CRCW120620K0FKEAHP (Vishay Dale) is functionally compatible but features 0.75W power rating instead of 0.25W. This part is suitable for applications requiring higher power dissipation capability within the same 1206 package footprint.
CRCW120620K0FKTA (Vishay Dale) maintains identical electrical and mechanical specifications but carries RoHS non-compliant status. This part is not suitable for applications requiring ROHS3 compliance.
Obsolescence Consideration:
ERJ-8ENF2002V (Panasonic Electronic Components) carries "Not For New Designs" product status. While electrically and mechanically compatible, this part should not be selected for new circuit designs.
Frequently Asked Questions (FAQ)
Q: Can I substitute the RCS3216F203CS with any of the listed equivalent parts?
A: Direct substitution is possible with parts maintaining identical resistance (20 kOhms), tolerance (±1%), power rating (0.25W), package (1206), and ROHS3 compliance. Parts with different power ratings or non-compliant RoHS status require design review before substitution.
Q: What is the difference between Tape & Reel and Cut Tape packaging?
A: Tape & Reel (TR) packaging is supplied on continuous tape suitable for automated pick-and-place assembly. Cut Tape (CT) & Digi-Reel packaging provides the same components in shorter tape lengths. Both formats contain identical components; packaging format selection depends on assembly equipment and order quantity requirements.
Q: Why does CRCW120620K0FKEAHP have a different power rating?
A: CRCW120620K0FKEAHP is rated for 0.75W (3/4W) compared to the standard 0.25W (1/4W) rating. This higher power rating allows the component to dissipate greater thermal energy. The part remains mechanically compatible with the 1206 package footprint and maintains all other electrical specifications.
Q: Is the RCS3216F203CS suitable for automotive applications?
A: The RCS3216F203CS does not carry AEC-Q200 automotive certification. For automotive applications requiring AEC-Q200 qualification, substitute parts include AC1206FR-0720KL, CRCW120620K0FKEA, CRCW120620K0FKTA, ERJ-8ENF2002V, KTR18EZPF2002, and RMCF1206FT20K0.
Q: What does ROHS3 compliance mean?
A: ROHS3 compliance indicates the component meets Restriction of Hazardous Substances Directive requirements, restricting the use of specific hazardous materials including lead, mercury, cadmium, and hexavalent chromium. ROHS3 Compliant status is required for many industrial and consumer applications.
Q: Can I use ERJ-8ENF2002V in a new design?
A: ERJ-8ENF2002V carries "Not For New Designs" product status, indicating the manufacturer has discontinued active development and support for this part. New designs should select from parts with Active product status to ensure long-term availability and manufacturer support.
Q: Are all listed substitutes available in the same quantities?
A: Inventory levels vary by manufacturer and supplier. RC1206FR-0720KL (YAGEO) shows the highest inventory at 376,882 pieces, while AC1206FR-0720KL (YAGEO) shows 21,361 pieces. Inventory availability should be confirmed with the component supplier for specific project requirements.
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