RC2012F9311CS Equivalent & Substitute Parts Reference

Part Overview

The RC2012F9311CS is a 9.31 kOhms ±1% 0.125W thick film chip resistor manufactured by Samsung Electro-Mechanics in 0805 (2012 Metric) package format. This component is classified as Active product status with RoHS3 compliance and MSL Level 1 rating. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component, enabling direct replacement in circuit applications without design modification.

Key Parameters

Parameter	Value
Resistance	9.31 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 ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the RC2012F9311CS is determined by strict alignment of the following parameters:

Critical Matching Parameters:

Resistance value: 9.31 kOhms
Tolerance: ±1%
Power rating: 0.125W (1/8W)
Package: 0805 (2012 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C
RoHS3 compliance
MSL Level 1 rating

All identified substitute parts meet these electrical and mechanical specifications. Substitute parts are grouped into two categories: Direct equivalents (identical feature set) and similar parts (equivalent core specifications with additional certifications such as AEC-Q200 automotive qualification).

Parameter Comparison

Parameter	RC2012F9311CS (Samsung)	RC0805FR-079K31L (YAGEO)	CRCW08059K31FKEA (Vishay Dale)	ERJ-6ENF9311V (Panasonic)
Manufacturer	Samsung Electro-Mechanics	YAGEO	Vishay Dale	Panasonic Electronic Components
Resistance	9.31 kOhms	9.31 kOhms	9.31 kOhms	9.31 kOhms
Tolerance	±1%	±1%	±1%	±1%
Power Rating	0.125W	0.125W	0.125W	0.125W
Package	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)
Composition	Thick Film	Thick Film	Thick Film	Thick Film
Temperature Coefficient	±100ppm/°C	±100ppm/°C	±100ppm/°C	±100ppm/°C
Operating Temperature	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Additional Certification	Moisture Resistant	Moisture Resistant	AEC-Q200 Automotive	AEC-Q200 Automotive
Height - Seated (Max)	0.026" (0.66mm)	0.024" (0.60mm)	0.020" (0.50mm)	0.028" (0.70mm)
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

All substitute parts listed maintain Active product status and full RoHS3 compliance, ensuring regulatory alignment with the original RC2012F9311CS component.

RC0805FR-079K31L (YAGEO): Direct equivalent with identical feature set and moisture-resistant composition. Seated height of 0.024" (0.60mm) is within acceptable tolerance for standard PCB assembly processes.

CRCW08059K31FKEA (Vishay Dale): Equivalent electrical and mechanical specifications with additional AEC-Q200 automotive qualification. Lowest seated height at 0.020" (0.50mm) suitable for space-constrained applications. Appropriate for automotive-grade circuit requirements.

ERJ-6ENF9311V (Panasonic Electronic Components): Equivalent electrical and mechanical specifications with AEC-Q200 automotive qualification. Seated height of 0.028" (0.70mm) accommodates standard PCB assembly clearances. Suitable for automotive-grade applications.

Selection between substitute parts depends on application requirements: standard industrial applications accept any listed substitute; automotive applications require CRCW08059K31FKEA or ERJ-6ENF9311V due to AEC-Q200 certification.

Frequently Asked Questions (FAQ)

Q: Can RC0805FR-079K31L replace RC2012F9311CS in all applications?

A: Yes. RC0805FR-079K31L meets all electrical specifications (9.31 kOhms ±1%, 0.125W, ±100ppm/°C, -55°C ~ 155°C), mechanical dimensions (0805 package), and compliance requirements (RoHS3, MSL Level 1) of the original component.

Q: What is the difference between moisture-resistant and AEC-Q200 qualified parts?

A: Moisture-resistant composition addresses humidity exposure during storage and operation. AEC-Q200 certification indicates automotive-grade qualification with additional reliability testing and performance validation for automotive applications. Both certifications are independent; AEC-Q200 parts also provide moisture resistance.

Q: Are the height differences between substitute parts significant?

A: Height variations (0.020" to 0.028") fall within standard PCB assembly tolerances. Selection depends on specific PCB clearance requirements. CRCW08059K31FKEA offers minimum height for space-constrained designs; ERJ-6ENF9311V provides maximum height for standard applications.

Q: Which substitute part has the highest inventory availability?

A: ERJ-6ENF9311V (Panasonic) shows 67,302 pieces in stock, followed by RC0805FR-079K31L (YAGEO) with 46,500 pieces, and CRCW08059K31FKEA (Vishay Dale) with 25,935 pieces.

Q: Can automotive-qualified parts be used in non-automotive applications?

A: Yes. AEC-Q200 qualified parts (CRCW08059K31FKEA, ERJ-6ENF9311V) exceed standard industrial specifications and are fully compatible with non-automotive applications.

Q: Are all substitute parts packaged in Tape & Reel format?

A: Yes. All listed substitute parts are supplied in Tape & Reel (TR) packaging, matching the original RC2012F9311CS packaging format.

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