RC1005F93R1CS Equivalent & Substitute Parts Reference

Part Overview

The RC1005F93R1CS is a 93.1 Ohm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0402 (1005 Metric) package format. This component is rated for 0.063W (1/16W) power dissipation with moisture-resistant construction and operates across the temperature range of -55°C to 155°C. The part maintains Active product status and is RoHS3 compliant with MSL 1 rating. Equivalent and substitute parts are identified to support procurement flexibility, supply chain continuity, and design optimization across multiple manufacturer options.

Key Parameters

Parameter	Value	Specification Basis
Resistance	93.1 Ohms	Exact value match required
Tolerance	±1%	Precision specification
Power Rating	0.063W (1/16W)	Thermal dissipation capacity
Package / Case	0402 (1005 Metric)	Physical footprint and mounting
Composition	Thick Film	Construction technology
Temperature Coefficient	±100ppm/°C	Stability specification
Operating Temperature Range	-55°C ~ 155°C	Environmental limits
Terminations	2	Connection points
RoHS Status	ROHS3 Compliant	Environmental compliance
MSL Rating	1 (Unlimited)	Moisture sensitivity

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict alignment with the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 93.1 Ohms
Tolerance: ±1%
Package / Case: 0402 (1005 Metric)
Composition: Thick Film
Temperature Coefficient: ±100ppm/°C
Operating Temperature Range: -55°C ~ 155°C
Terminations: 2
RoHS3 Compliance
MSL 1 Rating

Allowable Variation:

Power rating may equal or exceed 0.063W (1/16W) without functional impact
Packaging format (Tape & Reel vs. Cut Tape) does not affect electrical compatibility
Manufacturer and series designation do not affect substitution eligibility

The substitute parts are grouped into three categories based on their relationship to the main part:

Direct Equivalent: RC0402FR-0793R1L (YAGEO) matches all parameters identically, including 0.063W power rating and standard moisture-resistant construction.

Upgrade Substitute: ERJ-2RKF93R1X (Panasonic) provides enhanced power rating (0.1W vs. 0.063W) and automotive AEC-Q200 qualification, suitable for applications requiring higher thermal margin or automotive-grade reliability.

Similar Substitutes: CRCW040293R1FKED (Vishay Dale) and RMCF0402FT93R1 (Stackpole Electronics) maintain identical electrical specifications with automotive AEC-Q200 certification, offering alternative sourcing with enhanced automotive qualification.

Parameter Comparison

Parameter	RC1005F93R1CS (Samsung)	RC0402FR-0793R1L (YAGEO)	ERJ-2RKF93R1X (Panasonic)	CRCW040293R1FKED (Vishay Dale)	RMCF0402FT93R1 (Stackpole)
Manufacturer	Samsung Electro-Mechanics	YAGEO	Panasonic Electronic Components	Vishay Dale	Stackpole Electronics Inc
Resistance	93.1 Ohms	93.1 Ohms	93.1 Ohms	93.1 Ohms	93.1 Ohms
Tolerance	±1%	±1%	±1%	±1%	±1%
Power Rating	0.063W (1/16W)	0.063W (1/16W)	0.1W (1/10W)	0.063W (1/16W)	0.063W (1/16W)
Package / Case	0402 (1005 Metric)	0402 (1005 Metric)	0402 (1005 Metric)	0402 (1005 Metric)	0402 (1005 Metric)
Composition	Thick Film	Thick Film	Thick Film	Thick Film	Thick Film
Temperature Coefficient	±100ppm/°C	±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	-55°C ~ 155°C
Size / Dimension	0.039" L x 0.020" W (1.00mm x 0.50mm)	0.039" L x 0.020" W (1.00mm x 0.50mm)	0.039" L x 0.020" W (1.00mm x 0.50mm)	0.039" L x 0.020" W (1.00mm x 0.50mm)	0.039" L x 0.020" W (1.00mm x 0.50mm)
Height - Seated (Max)	0.016" (0.40mm)	0.016" (0.40mm)	0.016" (0.40mm)	0.016" (0.40mm)	0.016" (0.40mm)
Terminations	2	2	2	2	2
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Automotive Qualification	Standard	Standard	AEC-Q200	AEC-Q200	AEC-Q200
Product Status	Active	Active	Active	Active	Active

Engineering Selection Recommendations

RC0402FR-0793R1L (YAGEO) - Direct Equivalent

This part provides complete electrical and mechanical equivalence to the RC1005F93R1CS. Selection is appropriate for applications requiring standard industrial-grade thick film resistor performance with identical power dissipation characteristics. Both parts maintain Active product status, RoHS3 compliance, and MSL 1 rating. Inventory availability is significantly higher (40,566 units vs. 893 units), supporting high-volume procurement requirements.

ERJ-2RKF93R1X (Panasonic Electronic Components) - Upgrade Substitute

This part exceeds the power rating specification (0.1W vs. 0.063W) while maintaining all other electrical parameters. The addition of AEC-Q200 automotive qualification provides enhanced reliability certification suitable for automotive and mission-critical applications. Selection is appropriate when thermal margin enhancement or automotive-grade component qualification is required. Product status is Active with robust inventory (56,664 units).

CRCW040293R1FKED (Vishay Dale) - Similar Substitute

This part maintains identical electrical specifications and power rating to the main part while adding AEC-Q200 automotive qualification. Selection is appropriate for applications requiring automotive-grade reliability without power rating enhancement. Product status is Active with substantial inventory (21,310 units).

RMCF0402FT93R1 (Stackpole Electronics Inc) - Similar Substitute

This part matches all electrical specifications and power rating of the main part with AEC-Q200 automotive qualification. Selection is appropriate for automotive applications requiring standard power dissipation. Product status is Active with available inventory (6,823 units).

All substitute parts maintain RoHS3 compliance, MSL 1 rating, and identical operating temperature range, ensuring regulatory and environmental compatibility with the original specification.

Frequently Asked Questions (FAQ)

Q: Can RC0402FR-0793R1L be used as a direct replacement for RC1005F93R1CS?

A: Yes. RC0402FR-0793R1L is a direct equivalent with identical resistance (93.1 Ohms), tolerance (±1%), power rating (0.063W), package (0402), composition (thick film), temperature coefficient (±100ppm/°C), operating range (-55°C ~ 155°C), and compliance ratings (RoHS3, MSL 1). The only difference is manufacturer (YAGEO vs. Samsung) and packaging format (Cut Tape & Digi-Reel vs. Tape & Reel), neither of which affects electrical performance.

Q: What is the difference between the main part and ERJ-2RKF93R1X?

A: ERJ-2RKF93R1X provides a higher power rating (0.1W vs. 0.063W) and includes AEC-Q200 automotive qualification. All other electrical parameters are identical. The higher power rating allows greater thermal dissipation capacity, making this part suitable for applications requiring enhanced thermal margin or automotive-grade reliability certification.

Q: Are CRCW040293R1FKED and RMCF0402FT93R1 interchangeable with RC1005F93R1CS?

A: Yes. Both parts match all electrical specifications and power rating of RC1005F93R1CS. The addition of AEC-Q200 automotive qualification does not affect standard industrial applications. Selection between these parts and the main part depends on procurement availability, cost considerations, and whether automotive qualification is required.

Q: Does packaging format (Tape & Reel vs. Cut Tape) affect substitution compatibility?

A: No. Packaging format affects only handling, storage, and assembly logistics. Electrical and mechanical compatibility remain unchanged. RC0402FR-0793R1L is supplied in Cut Tape & Digi-Reel format while RC1005F93R1CS uses Tape & Reel; both are suitable for identical applications.

Q: Can these parts be used in automotive applications?

A: RC1005F93R1CS, RC0402FR-0793R1L, and ERJ-2RKF93R1X are suitable for automotive applications. ERJ-2RKF93R1X, CRCW040293R1FKED, and RMCF0402FT93R1 carry explicit AEC-Q200 automotive qualification. Selection depends on whether automotive-grade certification is a design requirement.

Q: What is the significance of MSL 1 rating?

A: MSL 1 (Moisture Sensitivity Level 1) indicates unlimited shelf life without moisture bake-out requirements. All listed parts maintain MSL 1 rating, ensuring identical storage and handling requirements.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All parts listed—RC1005F93R1CS, RC0402FR-0793R1L, ERJ-2RKF93R1X, CRCW040293R1FKED, and RMCF0402FT93R1—are RoHS3 compliant, ensuring regulatory compatibility across all applications.

Q: Which substitute part offers the best inventory availability?

A: RC0402FR-0793R1L (YAGEO) provides the highest inventory level at 40,566 units, followed by ERJ-2RKF93R1X (Panasonic) at 56,664 units. Both exceed the main part inventory (893 units), supporting high-volume procurement requirements.

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