RC1005F511CS Equivalent & Substitute Parts

Part Overview

The RC1005F511CS is a 510 Ohm ±1% thick film chip resistor in 0402 (1005 Metric) package manufactured by Samsung Electro-Mechanics. This component is rated at 0.063W (1/16W) power dissipation with moisture-resistant construction and operates across -55°C to 155°C. The part is Active status and ROHS3 compliant. Equivalent and substitute parts are identified when component availability is limited, supply chain disruptions occur, or design requirements necessitate alternative sourcing from qualified manufacturers.

Key Parameters

Parameter	Value
Resistance	510 Ohms
Tolerance	±1%
Power Rating	0.063W (1/16W)
Package / Case	0402 (1005 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Moisture Sensitivity Level	1 (Unlimited)
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict electrical and mechanical parameter matching. All substitute parts listed maintain identical resistance value (510 Ohms), tolerance (±1%), package format (0402), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and compliance certifications (ROHS3, REACH Unaffected, EAR99).

Substitute parts are grouped into three categories based on functional equivalence:

Direct Equivalents maintain all electrical specifications and packaging identical to the main part, differing only in manufacturer and series designation.

Upgrade Substitutes provide enhanced power rating (0.1W vs 0.063W) or additional automotive qualification (AEC-Q200) while maintaining all other core parameters.

Similar Substitutes include automotive-grade variants with AEC-Q200 certification or minor dimensional variations that remain within functional compatibility.

The critical parameters determining substitution are: resistance value, tolerance, power rating (equal or higher), package type, temperature range, and compliance status.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Package	Temp Coeff	Operating Temp	Features	RoHS Status	Substitution Type
RC1005F511CS	Samsung Electro-Mechanics	510 Ohms	±1%	0.063W	0402	±100ppm/°C	-55°C ~ 155°C	Moisture Resistant	ROHS3	Main Part
CR0402-FX-5100GLF	Bourns Inc.	510 Ohms	±1%	0.063W	0402	±100ppm/°C	-55°C ~ 155°C	Standard	ROHS3	Direct Equivalent
RC0402FR-07510RL	YAGEO	510 Ohms	±1%	0.063W	0402	±100ppm/°C	-55°C ~ 155°C	Moisture Resistant	ROHS3	Direct Equivalent
ERJ-2RKF5100X	Panasonic Electronic Components	510 Ohms	±1%	0.1W	0402	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	ROHS3	Upgrade Substitute
AC0402FR-07510RL	YAGEO	510 Ohms	±1%	0.063W	0402	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200, Moisture Resistant	ROHS3	Similar Substitute
RMCF0402FT510R	Stackpole Electronics Inc	510 Ohms	±1%	0.063W	0402	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	ROHS3	Similar Substitute

Engineering Selection Recommendations

For Direct Replacement: CR0402-FX-5100GLF (Bourns Inc.) and RC0402FR-07510RL (YAGEO) are functionally identical to RC1005F511CS. Both maintain identical electrical specifications, package format, and compliance certifications. Selection between these options depends on supply availability and procurement lead times.

For Automotive Applications: AC0402FR-07510RL (YAGEO) and RMCF0402FT510R (Stackpole Electronics Inc) include AEC-Q200 automotive qualification while maintaining all core electrical parameters. These are suitable for designs requiring automotive-grade component certification.

For Enhanced Power Margin: ERJ-2RKF5100X (Panasonic Electronic Components) provides 0.1W power rating compared to the 0.063W specification of the main part. This upgrade substitute is applicable when circuit design permits higher power dissipation capacity or when thermal margin improvement is required. AEC-Q200 certification is included.

All substitute parts maintain ROHS3 compliance, MSL Level 1 (Unlimited moisture sensitivity), and identical operating temperature range. Selection should be based on availability, cost, and application-specific requirements such as automotive qualification or enhanced power rating.

Frequently Asked Questions (FAQ)

Q: Can CR0402-FX-5100GLF replace RC1005F511CS directly on the PCB?

A: Yes. CR0402-FX-5100GLF is a direct equivalent with identical resistance (510 Ohms), tolerance (±1%), power rating (0.063W), package (0402), and operating temperature range (-55°C to 155°C). No circuit redesign is required.

Q: What is the difference between the main part and ERJ-2RKF5100X?

A: ERJ-2RKF5100X has 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 provides additional thermal margin and is suitable for automotive applications.

Q: Are AC0402FR-07510RL and RMCF0402FT510R interchangeable with RC1005F511CS?

A: Yes, both are functionally compatible. AC0402FR-07510RL and RMCF0402FT510R maintain identical electrical specifications and package format. Both include AEC-Q200 automotive certification, making them suitable for automotive designs. AC0402FR-07510RL additionally specifies moisture-resistant construction.

Q: Does the packaging format differ between substitute parts?

A: All substitute parts use 0402 (1005 Metric) package format. Packaging delivery methods vary: RC1005F511CS, CR0402-FX-5100GLF, and ERJ-2RKF5100X are supplied in Tape & Reel (TR). RC0402FR-07510RL and AC0402FR-07510RL are supplied in Cut Tape (CT) & Digi-Reel®. RMCF0402FT510R is supplied in Tape & Reel (TR). PCB placement compatibility is identical across all formats.

Q: Which substitute part has the highest inventory availability?

A: RC0402FR-07510RL (YAGEO) has 325,757 pieces in stock. ERJ-2RKF5100X (Panasonic) has 231,335 pieces. RMCF0402FT510R (Stackpole) has 393,178 pieces. CR0402-FX-5100GLF (Bourns) has 84,481 pieces. Inventory levels should be verified with current supplier data.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed are ROHS3 compliant and REACH unaffected, matching the compliance status of RC1005F511CS.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message