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RC2012F2552CS Equivalent & Substitute Parts Reference
Part Overview
The RC2012F2552CS is a 25.5 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format with 0.125W power rating. This surface mount device features moisture-resistant construction and operates across the temperature range of -55°C to 155°C. The part is currently Active in product status with 917 pieces available in inventory. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental compliance requirements to support component procurement flexibility and supply chain continuity.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 25.5 kOhms |
| Tolerance | ±1% |
| Power Rating | 0.125W (1/8W) |
| Package / Case | 0805 (2012 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 RC2012F2552CS is determined by strict equivalence across the following critical parameters:
Electrical Specifications: Resistance value (25.5 kOhms), tolerance (±1%), and power rating (0.125W) must match exactly. Temperature coefficient (±100ppm/°C) and operating temperature range (-55°C to 155°C) must be identical or superior.
Mechanical Compatibility: Package designation (0805 / 2012 Metric), physical dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm), and number of terminations (2) must be identical. Seated height variations within manufacturer specifications are acceptable.
Environmental & Compliance Requirements: All substitute parts must maintain ROHS3 compliance, MSL 1 rating, and REACH unaffected status. Packaging format (Tape & Reel preferred for production use) should align with procurement requirements.
Direct Substitutes maintain identical specifications across all parameters listed above. Similar Substitutes introduce additional features (automotive AEC-Q200 certification, pulse withstanding capability) or modified power ratings (0.5W instead of 0.125W) and require design verification before implementation.
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Package | Temp Coeff | Op Temp Range | Height Max (mm) | Features | Product Status | Inventory |
|---|---|---|---|---|---|---|---|---|---|---|---|
| RC2012F2552CS | Samsung Electro-Mechanics | 25.5 kΩ | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.65 | Moisture Resistant | Active | 917 |
| CR0805-FX-2552ELF | Bourns Inc. | 25.5 kΩ | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.60 | Moisture Resistant | Active | 55638 |
| ERJ-6ENF2552V | Panasonic Electronic Components | 25.5 kΩ | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.70 | Automotive AEC-Q200 | Active | 215387 |
| RC0805FR-0725K5L | YAGEO | 25.5 kΩ | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.60 | Moisture Resistant | Active | 201746 |
| RMCF0805FT25K5 | Stackpole Electronics Inc | 25.5 kΩ | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.65 | Automotive AEC-Q200 | Active | 29614 |
| AC0805FR-0725K5L | YAGEO | 25.5 kΩ | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.60 | Automotive AEC-Q200, Moisture Resistant | Active | 10888 |
| CRCW080525K5FKEA | Vishay Dale | 25.5 kΩ | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.50 | Automotive AEC-Q200 | Active | 18142 |
| CRCW080525K5FKEAHP | Vishay Dale | 25.5 kΩ | ±1% | 0.5 | 0805 | ±100ppm/°C | -55 to 155°C | 0.50 | Automotive AEC-Q200, Pulse Withstanding | Active | 5882 |
| MCR10ERTF2552 | Rohm Semiconductor | 25.5 kΩ | ±1% | 0.125 | 0805 | ±100ppm/°C | -55 to 155°C | 0.65 | Standard | 1216 | Discontinued at DiGi Electronics |
| RCS080525K5FKEA | Vishay Dale | 25.5 kΩ | ±1% | 0.5 | 0805 | ±100ppm/°C | -55 to 155°C | 0.50 | Automotive AEC-Q200, Pulse Withstanding | Active | 3861 |
Engineering Selection Recommendations
Direct Substitutes (Identical Specifications):
The following parts are electrically and mechanically equivalent to RC2012F2552CS and require no design modification:
CR0805-FX-2552ELF (Bourns Inc.) — Active status with 55,638 units in inventory. Moisture-resistant composition matches original specification.
RC0805FR-0725K5L (YAGEO) — Active status with 201,746 units in inventory. Highest inventory availability among direct substitutes. Moisture-resistant composition.
RMCF0805FT25K5 (Stackpole Electronics Inc) — Active status with 29,614 units in inventory. Includes automotive AEC-Q200 certification, providing enhanced reliability for automotive applications without specification deviation.
Qualified Substitutes (Identical Electrical, Enhanced Features):
ERJ-6ENF2552V (Panasonic Electronic Components) — Active status with 215,387 units in inventory. Automotive AEC-Q200 certified. Highest inventory availability overall. Suitable for applications requiring automotive-grade reliability.
AC0805FR-0725K5L (YAGEO) — Active status with 10,888 units in inventory. Combines automotive AEC-Q200 certification with moisture-resistant construction. Packaging format is Cut Tape & Digi-Reel® rather than Tape & Reel.
CRCW080525K5FKEA (Vishay Dale) — Active status with 18,142 units in inventory. Automotive AEC-Q200 certified. Lowest seated height (0.50mm) among equivalent parts.
Modified Specification Substitutes (Higher Power Rating):
CRCW080525K5FKEAHP (Vishay Dale) — Active status with 5,882 units in inventory. Power rating increased to 0.5W (1/2W) with pulse withstanding capability. Automotive AEC-Q200 certified. Design verification required to confirm thermal and electrical performance in target application.
RCS080525K5FKEA (Vishay Dale) — Active status with 3,861 units in inventory. Power rating increased to 0.5W (1/2W) with pulse withstanding capability. Automotive AEC-Q200 certified. Design verification required.
Discontinued Parts (Not Recommended for New Designs):
MCR10ERTF2552 (Rohm Semiconductor) — Discontinued at DiGi Electronics with only 1,216 units remaining in inventory. Electrically equivalent but not recommended for new production due to end-of-life status.
Frequently Asked Questions (FAQ)
Q: Can I substitute RC2012F2552CS with a part having different power rating?
A: Parts with modified power ratings (0.5W instead of 0.125W) such as CRCW080525K5FKEAHP and RCS080525K5FKEA are physically compatible in 0805 package but represent a design change. Thermal performance and circuit behavior may differ. Design verification is required before implementation in production.
Q: What is the difference between "Direct Substitutes" and "Similar Substitutes"?
A: Direct substitutes maintain identical electrical specifications (25.5 kΩ, ±1%, 0.125W) and environmental ratings. Similar substitutes add features such as automotive AEC-Q200 certification or modify power ratings. Similar substitutes are compatible but may introduce performance characteristics beyond the original specification.
Q: Are all substitute parts ROHS3 compliant?
A: Yes. All parts listed in this reference maintain ROHS3 compliance, MSL 1 rating, and REACH unaffected status, matching the environmental compliance profile of RC2012F2552CS.
Q: Does packaging format affect substitution eligibility?
A: Packaging format (Tape & Reel vs. Cut Tape & Digi-Reel®) does not affect electrical or mechanical compatibility but may impact procurement workflow and handling procedures. AC0805FR-0725K5L uses Cut Tape & Digi-Reel® packaging while most alternatives use Tape & Reel format.
Q: Which substitute offers the highest inventory availability?
A: ERJ-6ENF2552V (Panasonic Electronic Components) provides the highest inventory availability with 215,387 units in stock. RC0805FR-0725K5L (YAGEO) offers the second-highest availability with 201,746 units.
Q: Can I use MCR10ERTF2552 as a substitute?
A: MCR10ERTF2552 is electrically and mechanically equivalent but is discontinued at DiGi Electronics with limited inventory (1,216 units). It is not recommended for new production designs due to end-of-life status and supply uncertainty.
Q: What is the significance of automotive AEC-Q200 certification?
A: Automotive AEC-Q200 certification indicates the part meets automotive industry reliability and quality standards. Parts with this certification (ERJ-6ENF2552V, RMCF0805FT25K5, AC0805FR-0725K5L, CRCW080525K5FKEA, CRCW080525K5FKEAHP, RCS080525K5FKEA) are suitable for automotive applications and provide enhanced traceability and failure rate documentation. Non-automotive applications do not require this certification.
Q: Are there dimensional differences between substitute parts?
A: All parts share identical package designation (0805 / 2012 Metric) and physical dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm). Seated height varies between 0.50mm and 0.70mm depending on manufacturer. These variations fall within standard PCB assembly tolerances and do not affect compatibility.
Q: Which substitute has the lowest seated height?
A: CRCW080525K5FKEA and CRCW080525K5FKEAHP (Vishay Dale) and AC0805FR-0725K5L (YAGEO) all feature 0.50mm maximum seated height, the lowest among available options.
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