RC2012F1742CS 17.4 kOhm 1% 1/8W 0805 Chip Resistor Equivalent & Substitute Parts

Part Overview

The RC2012F1742CS is a thick film chip resistor manufactured by Samsung Electro-Mechanics with a resistance value of 17.4 kOhms and ±1% tolerance. This 0805 (2012 Metric) package component is rated for 0.125W (1/8W) power dissipation and operates across the temperature range of -55°C to 155°C. The part features moisture-resistant construction and is ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating.

The RC2012F1742CS maintains Active product status with 916 pieces currently in stock. Equivalent and substitute parts are identified to provide design flexibility, supply chain alternatives, and application-specific feature matching such as automotive AEC-Q200 certification or high-voltage capability.

Substiute Parts

RC2012F1742CS

Samsung Electro-MechanicsIn Stock: 990RC2012F1742CS Datasheet

Current PartRFQ

CR0805-FX-1742ELF

Bourns Inc.In Stock: 43647CR0805-FX-1742ELF Datasheet

DirectRFQ

ERJ-6ENF1742V

Panasonic Electronic ComponentsIn Stock: 49670ERJ-6ENF1742V Datasheet

DirectRFQ

KTR10EZPF1742

Rohm SemiconductorIn Stock: 9154KTR10EZPF1742 Datasheet

DirectRFQ

RC0805FR-0717K4L

YAGEOIn Stock: 32572RC0805FR-0717K4L Datasheet

DirectRFQ

RMCF0805FT17K4

Stackpole Electronics IncIn Stock: 368824RMCF0805FT17K4 Datasheet

DirectRFQ

CRCW080517K4FKEA

Vishay DaleIn Stock: 18428CRCW080517K4FKEA Datasheet

SimilarRFQ

MCR10ERTF1742

Rohm SemiconductorIn Stock: 1388MCR10ERTF1742 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the RC2012F1742CS is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

• Resistance Value: 17.4 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
• Number of Terminations: 2
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)

All identified substitute parts meet these mandatory parameters. Substitute parts are further categorized as Direct Manufacturer Equivalents or Similar Parts based on feature alignment:

Direct Manufacturer Equivalents share identical electrical and mechanical specifications with the main part, differing only in packaging format (Tape & Reel vs. Cut Tape) or minor physical dimensions (height variation within tolerance).

Similar Parts include additional certifications or features (such as Automotive AEC-Q200 or High Voltage capability) that do not conflict with the base specifications but provide enhanced performance characteristics for specific applications.

Parameter Comparison

Engineering Selection Recommendations

For General Industrial Applications: CR0805-FX-1742ELF (Bourns Inc.) and RC0805FR-0717K4L (YAGEO) are direct functional equivalents with moisture-resistant construction matching the RC2012F1742CS. Both maintain Active product status with substantial inventory availability (43,584 and 32,542 units respectively). These parts are suitable for non-automotive applications requiring standard thick film performance.

For Automotive Applications: ERJ-6ENF1742V (Panasonic), KTR10EZPF1742 (Rohm), RMCF0805FT17K4 (Stackpole), and CRCW080517K4FKEA (Vishay Dale) all carry Automotive AEC-Q200 certification. These parts are qualified for automotive-grade reliability and environmental stress screening. RMCF0805FT17K4 offers the highest inventory level (368,768 units) among AEC-Q200 qualified options.

For High-Voltage Applications: KTR10EZPF1742 (Rohm Semiconductor) combines Automotive AEC-Q200 certification with high-voltage capability, providing enhanced performance for demanding electrical environments while maintaining all base electrical specifications.

For Discontinued Part Replacement: MCR10ERTF1742 (Rohm Semiconductor) is marked as Discontinued at DiGi Electronics. Direct substitution should utilize RMCF0805FT17K4 from the same manufacturer (Rohm) to maintain design consistency, or select from the active alternatives listed above based on application requirements.

All substitute parts maintain ROHS3 compliance, MSL 1 (Unlimited) moisture sensitivity rating, and identical electrical performance within the specified tolerance and temperature range.

Frequently Asked Questions (FAQ)

Q: Can I substitute the RC2012F1742CS with any of the listed parts without circuit redesign?

A: Yes. All listed substitute parts meet the mandatory electrical and mechanical parameters: 17.4 kOhms ±1% resistance, 0.125W power rating, 0805 package, ±100ppm/°C temperature coefficient, and -55°C to 155°C operating range. No circuit redesign is required for direct substitution.

Q: What is the difference between Direct Manufacturer Equivalents and Similar Parts?

A: Direct Manufacturer Equivalents (CR0805-FX-1742ELF, RC0805FR-0717K4L) share identical base specifications with the RC2012F1742CS. Similar Parts include additional certifications or features such as Automotive AEC-Q200 (ERJ-6ENF1742V, KTR10EZPF1742, RMCF0805FT17K4, CRCW080517K4FKEA) or High Voltage capability (KTR10EZPF1742) that enhance performance for specific applications without compromising base compatibility.

Q: Does the height variation between substitute parts affect PCB layout?

A: Height variations range from 0.50mm to 0.70mm maximum seated height. All values fall within standard 0805 package tolerance. Verify PCB clearance specifications for your specific application. Parts with lower height (CRCW080517K4FKEA at 0.50mm) provide additional clearance margin.

Q: Which substitute part offers the best supply availability?

A: RMCF0805FT17K4 (Stackpole Electronics Inc) provides the highest inventory level at 368,768 units in stock. This part also carries Automotive AEC-Q200 certification, making it suitable for both general and automotive applications.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, matching the environmental and regulatory status of the RC2012F1742CS.

Q: Should I use an AEC-Q200 certified part if my application is not automotive?

A: AEC-Q200 certification indicates enhanced reliability and environmental stress screening. Using AEC-Q200 qualified parts in non-automotive applications provides additional performance margin and is acceptable. Selection should be based on application requirements, cost considerations, and supply chain strategy.

Q: What should I do if MCR10ERTF1742 is currently in my design?

A: MCR10ERTF1742 is discontinued at DiGi Electronics. For design continuity, substitute with RMCF0805FT17K4 (same manufacturer, Rohm Semiconductor) or select from active alternatives based on your application profile. All listed active parts provide equivalent electrical performance.

Q: Can I mix different substitute parts in the same production batch?

A: Yes. All substitute parts meet identical electrical specifications and package requirements. Mixing is permissible from an electrical standpoint. However, verify manufacturing process compatibility and quality documentation requirements for your specific application and supply chain procedures.