RC1005J820CS Equivalent & Substitute Parts

Part Overview

The RC1005J820CS is an 82 Ohm ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics in the 0402 (1005 Metric) package format. This surface mount device is rated for 0.063W (1/16W) power dissipation and operates across the temperature range of -55°C to 155°C. The component features moisture resistance and is RoHS3 compliant with MSL 1 rating, indicating unlimited moisture sensitivity protection. This part is currently in active production status with 772 units available in inventory.

Equivalent and substitute parts are identified to support design flexibility, supply chain continuity, and application-specific requirements such as enhanced tolerance specifications or automotive-grade certifications.

Key Parameters

Parameter	Value
Resistance	82 Ohms
Tolerance	±5%
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
Size / Dimension	0.039" L x 0.020" W (1.00mm x 0.50mm)
Height - Seated (Max)	0.016" (0.40mm)
RoHS Status	RoHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the RC1005J820CS are classified based on the following substitution criteria:

Direct Equivalent (Functional Interchangeability): Parts that maintain identical electrical specifications (82 Ohms ±5%, 0.063W, 0402 package) with matching temperature coefficient and operating range. These parts are pin-compatible and footprint-compatible with no design modifications required.

Upgrade Substitutes (Enhanced Specifications): Parts that improve upon the original specification while maintaining the same 0402 package and 82 Ohm resistance value. Upgrades include tighter tolerance (±1% versus ±5%) and/or higher power ratings (0.1W versus 0.063W). These parts are backward-compatible and provide superior performance margins.

Similar Parts (Functional Alternatives): Parts that share the same resistance, package, and power rating but differ in tolerance or feature set. These maintain full electrical and mechanical compatibility while offering alternative feature combinations such as automotive-grade certifications.

Key Parameters Determining Substitution:

Resistance value: 82 Ohms (fixed)
Package format: 0402 (1005 Metric) (fixed)
Temperature coefficient: ±100ppm/°C (fixed)
Operating temperature range: -55°C ~ 155°C (fixed)
Physical dimensions and height (fixed)
Tolerance: ±5% (baseline) or ±1% (upgrade)
Power rating: 0.063W (baseline) or 0.1W (upgrade)
Composition: Thick Film (fixed)

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Package	Temperature Coefficient	Operating Temperature	Features	RoHS Status	MSL	Substitution Type
RC1005J820CS	Samsung Electro-Mechanics	82 Ohms	±5%	0.063W	0402	±100ppm/°C	-55°C ~ 155°C	Moisture Resistant	RoHS3 Compliant	1	Main Part
RC0402JR-0782RL	YAGEO	82 Ohms	±5%	0.063W	0402	±100ppm/°C	-55°C ~ 155°C	Moisture Resistant	RoHS3 Compliant	1	Direct Equivalent
CRG0402F82R	TE Connectivity Passive Product	82 Ohms	±1%	0.063W	0402	±100ppm/°C	-55°C ~ 155°C	—	RoHS3 Compliant	1	Upgrade
ERJ-2RKF82R0X	Panasonic Electronic Components	82 Ohms	±1%	0.1W	0402	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	RoHS3 Compliant	1	Upgrade
RC0402FR-0782RL	YAGEO	82 Ohms	±1%	0.063W	0402	±100ppm/°C	-55°C ~ 155°C	Moisture Resistant	RoHS3 Compliant	1	Upgrade
RMCF0402FT82R0	Stackpole Electronics Inc	82 Ohms	±1%	0.063W	0402	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	RoHS3 Compliant	1	Upgrade
RMCF0402JT82R0	Stackpole Electronics Inc	82 Ohms	±5%	0.063W	0402	±100ppm/°C	-55°C ~ 155°C	Automotive AEC-Q200	RoHS3 Compliant	1	Similar

Engineering Selection Recommendations

Direct Equivalent Selection: The RC0402JR-0782RL from YAGEO serves as a direct functional equivalent to the RC1005J820CS. Both parts maintain identical electrical specifications (82 Ohms ±5%, 0.063W), matching package dimensions, and equivalent environmental ratings. This part is suitable for direct substitution without circuit redesign and is available in high volume (500,200 units in stock).

Upgrade Selection for Enhanced Tolerance: The RC0402FR-0782RL (YAGEO) and CRG0402F82R (TE Connectivity Passive Product) provide ±1% tolerance in place of the original ±5% specification. Both maintain the 0402 package and 0.063W power rating. These upgrades are appropriate for applications requiring tighter resistance accuracy while preserving the original power dissipation characteristics. Both parts are RoHS3 compliant and MSL 1 rated.

Upgrade Selection for Automotive Applications: The ERJ-2RKF82R0X (Panasonic Electronic Components) and RMCF0402FT82R0 (Stackpole Electronics Inc) incorporate AEC-Q200 automotive qualification. The ERJ-2RKF82R0X additionally provides increased power rating (0.1W versus 0.063W) with ±1% tolerance. The RMCF0402FT82R0 maintains the original 0.063W power rating with ±1% tolerance and AEC-Q200 certification. Both are suitable for automotive-grade applications requiring enhanced reliability documentation.

Similar Part Selection: The RMCF0402JT82R0 (Stackpole Electronics Inc) maintains the original ±5% tolerance and 0.063W power rating while adding AEC-Q200 automotive certification. This part is appropriate for applications requiring automotive-grade qualification without tolerance or power rating upgrades.

Compliance and Certification: All substitute parts maintain RoHS3 compliance and MSL 1 rating, ensuring compatibility with standard manufacturing processes and environmental requirements. All parts are in active production status with confirmed inventory availability.

Frequently Asked Questions (FAQ)

Q: Can RC0402JR-0782RL be used as a direct replacement for RC1005J820CS? A: Yes. The RC0402JR-0782RL is a direct equivalent with identical electrical specifications (82 Ohms ±5%, 0.063W), matching package format (0402), and equivalent environmental ratings. No circuit modifications are required.

Q: What is the difference between the main part and the upgrade options? A: Upgrade parts (CRG0402F82R, ERJ-2RKF82R0X, RC0402FR-0782RL, RMCF0402FT82R0) provide tighter tolerance (±1% instead of ±5%) and/or higher power ratings (0.1W instead of 0.063W) and/or automotive certifications. The 82 Ohm resistance value and 0402 package remain constant across all options.

Q: Are all substitute parts compatible with the same PCB footprint? A: Yes. All substitute parts use the 0402 (1005 Metric) package with identical physical dimensions (0.039" L x 0.020" W, 1.00mm x 0.50mm) and maximum seated height (0.016" / 0.40mm). No PCB layout modifications are necessary.

Q: Which substitute part should be selected for automotive applications? A: Parts with AEC-Q200 certification are appropriate for automotive applications: ERJ-2RKF82R0X (Panasonic), RMCF0402FT82R0 (Stackpole), and RMCF0402JT82R0 (Stackpole). The ERJ-2RKF82R0X and RMCF0402FT82R0 additionally provide ±1% tolerance.

Q: Do all substitute parts maintain the same temperature coefficient? A: Yes. All parts listed maintain a temperature coefficient of ±100ppm/°C and operate across the identical temperature range of -55°C to 155°C.

Q: What is the difference between RMCF0402FT82R0 and RMCF0402JT82R0? A: Both are Stackpole parts with AEC-Q200 certification in the 0402 package. RMCF0402FT82R0 provides ±1% tolerance and 0.063W power rating. RMCF0402JT82R0 provides ±5% tolerance and 0.063W power rating. Selection depends on tolerance requirements for the application.

Q: Are all parts RoHS3 compliant? A: Yes. All parts listed, including the main part and all substitutes, are RoHS3 compliant with MSL 1 (Unlimited) moisture sensitivity level rating.

Q: Can a higher power-rated part (0.1W) be used in place of the original 0.063W part? A: Yes. The ERJ-2RKF82R0X provides 0.1W power rating, which is a higher specification than the original 0.063W. This upgrade is backward-compatible and provides additional thermal margin. The 0402 package dimensions remain unchanged.

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