RC2012F1052CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012F1052CS is a 10.5 kOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format with 1/8W power rating. This component is classified as Active product status and is designed for general-purpose SMD applications requiring moisture resistance and standard industrial operating temperature range. Substitute parts are identified when original inventory becomes unavailable, when supply chain constraints occur, or when design requirements permit alternative qualified manufacturers meeting identical electrical and mechanical specifications.

Substiute Parts

RC2012F1052CS

Samsung Electro-MechanicsIn Stock: 794RC2012F1052CS Datasheet

Current PartRFQ

CR0805-FX-1052ELF

Bourns Inc.In Stock: 26124CR0805-FX-1052ELF Datasheet

DirectRFQ

ERJ-6ENF1052V

Panasonic Electronic ComponentsIn Stock: 73131ERJ-6ENF1052V Datasheet

DirectRFQ

RC0805FR-0710K5L

YAGEOIn Stock: 28666RC0805FR-0710K5L Datasheet

DirectRFQ

RMCF0805FT10K5

Stackpole Electronics IncIn Stock: 164202RMCF0805FT10K5 Datasheet

DirectRFQ

CRCW080510K5FKEA

Vishay DaleIn Stock: 30629CRCW080510K5FKEA Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC2012F1052CS is determined by strict equivalence across the following critical parameters:

Electrical Parameters (Non-Negotiable):

• Resistance value: 10.5 kOhms
• Tolerance: ±1%
• Power rating: 0.125W (1/8W)
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C

Mechanical Parameters (Non-Negotiable):

• Package / Case: 0805 (2012 Metric)
• Physical dimensions: 0.079" L x 0.049" W (2.00mm x 1.25mm)
• Number of terminations: 2
• Composition: Thick Film

Compliance Parameters:

• RoHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)
• REACH Status: REACH Unaffected

All identified substitute parts meet these criteria. Variations in seated height (0.020" to 0.028") remain within acceptable PCB assembly tolerances for 0805 components. Feature differences (Moisture Resistant vs. Automotive AEC-Q200) represent functional enhancements that do not restrict substitution in applications not requiring those specific certifications.

Parameter Comparison

Engineering Selection Recommendations

Direct Substitutes (Identical Feature Set):

CR0805-FX-1052ELF (Bourns Inc.) and RC0805FR-0710K5L (YAGEO) are direct substitutes with Moisture Resistant feature matching the original RC2012F1052CS specification. Both maintain identical electrical parameters and RoHS3 compliance. Selection between these options depends on supply availability and procurement lead times.

Enhanced Substitutes (Automotive Qualified):

ERJ-6ENF1052V (Panasonic Electronic Components), RMCF0805FT10K5 (Stackpole Electronics Inc), and CRCW080510K5FKEA (Vishay Dale) incorporate Automotive AEC-Q200 qualification. These components exceed the original specification through additional automotive-grade testing and reliability certification. They are suitable for applications where the original part is unavailable and automotive-grade reliability is acceptable or beneficial. All three maintain full electrical and mechanical compatibility with the RC2012F1052CS.

Inventory Considerations:

RMCF0805FT10K5 (Stackpole Electronics Inc) maintains the highest current inventory level at 164,096 pieces, followed by ERJ-6ENF1052V (Panasonic) at 73,070 pieces. These options provide superior supply chain security for high-volume procurement.

Height Variation Impact:

Seated height variations (0.020" to 0.028") across all substitute options fall within standard PCB assembly process tolerances for 0805 components and do not restrict interchangeability in standard reflow soldering applications.

Frequently Asked Questions (FAQ)

Q: Can ERJ-6ENF1052V replace RC2012F1052CS in non-automotive applications?

A: Yes. The Automotive AEC-Q200 qualification of ERJ-6ENF1052V represents an enhancement to the original specification. All electrical parameters, package dimensions, and compliance certifications remain identical. The component functions identically in standard industrial applications.

Q: What is the significance of the height difference between substitute parts?

A: Seated height variations (0.020" to 0.028") are within standard PCB assembly process windows for 0805 components. These differences do not affect electrical performance, thermal characteristics, or mechanical reliability in standard reflow soldering processes. Component placement and solder reflow parameters remain unchanged.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All identified substitute parts carry ROHS3 Compliant certification and REACH Unaffected status, matching the original RC2012F1052CS compliance profile.

Q: What is Moisture Sensitivity Level 1 (Unlimited)?

A: MSL 1 indicates unlimited shelf life without moisture baking requirements. Components with this rating do not require pre-reflow baking and can be stored indefinitely under normal conditions. All parts in this reference maintain MSL 1 rating.

Q: Can I use CRCW080510K5FKEA as a direct replacement without design review?

A: Yes. CRCW080510K5FKEA meets all electrical and mechanical specifications of RC2012F1052CS. The lower seated height (0.020" vs. 0.026") is within standard assembly tolerances and requires no design modification.

Q: Which substitute offers the best supply availability?

A: RMCF0805FT10K5 (Stackpole Electronics Inc) provides the highest inventory level at 164,096 pieces, followed by ERJ-6ENF1052V (Panasonic) at 73,070 pieces. Both options support immediate procurement for high-volume applications.

Q: Are there any electrical performance differences between the main part and substitutes?

A: No. All parts maintain identical resistance value (10.5 kOhms), tolerance (±1%), power rating (0.125W), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). Electrical performance is equivalent across all options.