RMC1/8-820JTP Equivalent & Substitute Parts Reference

Part Overview

The RMC1/8-820JTP is an 82 Ohm ±5% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by Kamaya Inc. This component is classified as Active product status with 1,124 pieces in current inventory. The RMC series represents a standard general-purpose resistor suitable for general electronics applications across industrial and commercial segments.

Substitute parts are necessary when the primary part becomes unavailable, when design requirements shift toward higher tolerance specifications, or when application-specific certifications such as automotive AEC-Q200 qualification become mandatory. The following equivalent and substitute parts maintain electrical compatibility while offering alternative sourcing options and enhanced specifications.

Key Parameters

Parameter	Value	Specification Basis
Resistance	82 Ohms	Core electrical specification
Tolerance	±5%	Accuracy classification
Power Rating	0.25W (1/4W)	Thermal dissipation capability
Package Type	1206 (3216 Metric)	Physical form factor and PCB footprint
Composition	Thick Film	Manufacturing technology
Temperature Coefficient	±200ppm/°C	Stability over temperature range
Operating Temperature Range	-55°C to +155°C	Environmental operating limits
Moisture Sensitivity Level	MSL 1 (Unlimited)	Handling and storage requirements
RoHS Compliance	ROHS3 Compliant	Environmental regulation adherence

Substitute Part Grouping Explanation

Substitution logic for the RMC1/8-820JTP is based on the following critical parameters that must remain constant or improve:

Mandatory Matching Parameters:

Resistance value: 82 Ohms (exact match required)
Package type: 1206 (3216 Metric) (physical and electrical compatibility)
Power rating: 0.25W minimum (thermal capability)
Operating temperature range: -55°C to +155°C minimum (environmental compatibility)
Composition: Thick Film (electrical characteristics)
Moisture Sensitivity Level: MSL 1 (handling compatibility)

Allowable Improvements:

Tolerance: ±5% can be upgraded to ±1% (tighter tolerance provides better accuracy)
Temperature Coefficient: ±200ppm/°C can be improved to ±100ppm/°C (enhanced stability)
Certifications: Addition of AEC-Q200 automotive qualification or moisture-resistant features (application-specific enhancements)

Substitution Categories:

Direct Equivalents (±5% Tolerance): Parts maintaining identical tolerance specification with same electrical performance characteristics.

Upgraded Equivalents (±1% Tolerance): Parts offering improved tolerance accuracy while maintaining all other core specifications. These provide superior performance in precision applications.

Automotive-Qualified Equivalents: Parts certified to AEC-Q200 standard for automotive applications, featuring enhanced reliability testing and qualification.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Package	Features	Product Status	Inventory
RMC1/8-820JTP	Kamaya Inc.	82Ω	±5%	0.25	±200	1206	Standard	Active	1,124
ERJ-8GEYJ820V	Panasonic	82Ω	±5%	0.25	±200	1206	AEC-Q200	Not For New Designs	135,366
MCR18ERTJ820	Rohm Semiconductor	82Ω	±5%	0.25	±200	1206	Standard	Discontinued	1,196
RMCF1206JT82R0	Stackpole Electronics	82Ω	±5%	0.25	±200	1206	AEC-Q200	Active	6,725
CRG1206F82R	TE Connectivity	82Ω	±1%	0.25	±200	1206	Standard	Active	20,870
ERJ-8ENF82R0V	Panasonic	82Ω	±1%	0.25	±100	1206	AEC-Q200	Not For New Designs	97,773
KTR18EZPF82R0	Rohm Semiconductor	82Ω	±1%	0.25	±100	1206	AEC-Q200, High Voltage	Active	6,651
RC1206FR-0782RL	YAGEO	82Ω	±1%	0.25	±100	1206	Moisture Resistant	Active	219,081
RC1206JR-0782RL	YAGEO	82Ω	±5%	0.25	±100	1206	Moisture Resistant	Active	5,300
RC3216F820CS	Samsung Electro-Mechanics	82Ω	±1%	0.25	±100	1206	Moisture Resistant	Active	898
RMCF1206FT82R0	Stackpole Electronics	82Ω	±1%	0.25	±100	1206	AEC-Q200	Active	18,894

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications):

RMCF1206JT82R0 (Stackpole Electronics) serves as the primary direct equivalent with Active product status. This part maintains ±5% tolerance and ±200ppm/°C temperature coefficient while adding AEC-Q200 automotive qualification. Current inventory of 6,725 units supports immediate availability.

RC1206JR-0782RL (YAGEO) provides an alternative direct equivalent with Active status, moisture-resistant features, and improved temperature coefficient (±100ppm/°C). Inventory of 5,300 units is available.

For Upgraded Tolerance Applications (±1% Specification):

RC1206FR-0782RL (YAGEO) is recommended as the primary upgrade option. This part features ±1% tolerance, moisture-resistant composition, and Active product status with the highest inventory level (219,081 units). Temperature coefficient improves to ±100ppm/°C.

RMCF1206FT82R0 (Stackpole Electronics) provides an automotive-qualified upgrade with ±1% tolerance, AEC-Q200 certification, and Active status. Inventory of 18,894 units supports production requirements.

KTR18EZPF82R0 (Rohm Semiconductor) offers ±1% tolerance with AEC-Q200 automotive qualification and high-voltage features. Active status with 6,651 units in stock.

CRG1206F82R (TE Connectivity) delivers ±1% tolerance upgrade with Active status and 20,870 units available.

For Automotive Applications:

RMCF1206FT82R0 (Stackpole Electronics) is the recommended selection, combining ±1% tolerance, AEC-Q200 certification, and Active product status.

ERJ-8ENF82R0V (Panasonic) provides AEC-Q200 qualification with ±1% tolerance and ±100ppm/°C temperature coefficient, though marked as Not For New Designs.

Parts to Avoid for New Designs:

ERJ-8GEYJ820V (Panasonic) and ERJ-8ENF82R0V (Panasonic) are both marked as Not For New Designs. MCR18ERTJ820 (Rohm Semiconductor) is Discontinued at DiGi Electronics and should not be selected for new applications.

Frequently Asked Questions (FAQ)

Q: Can I substitute RMC1/8-820JTP with a ±1% tolerance part?

A: Yes. Parts with ±1% tolerance are direct upgrades that improve circuit accuracy. The tighter tolerance provides better performance in precision applications while maintaining all other electrical and physical specifications. RC1206FR-0782RL, RMCF1206FT82R0, and KTR18EZPF82R0 are qualified substitutes.

Q: What is the difference between ±5% and ±1% tolerance?

A: Tolerance defines the maximum deviation from the nominal 82 Ohm value. ±5% tolerance allows deviation between 77.9 and 82.1 Ohms. ±1% tolerance restricts deviation to 81.18 and 82.82 Ohms. Applications requiring precise resistance values benefit from ±1% parts.

Q: Are all substitute parts in the same 1206 package?

A: Yes. All listed substitute parts use the 1206 (3216 Metric) package, ensuring identical PCB footprint and mounting compatibility. Physical dimensions vary slightly between manufacturers but remain within standard 1206 specifications.

Q: What does AEC-Q200 certification mean?

A: AEC-Q200 is an automotive qualification standard requiring enhanced reliability testing, temperature cycling, and failure rate validation. Parts with this certification are suitable for automotive applications where reliability standards exceed general industrial requirements.

Q: Can I use a part marked "Not For New Designs"?

A: Parts marked "Not For New Designs" should not be selected for new product development. These parts are typically in end-of-life status and may have limited future availability. Use Active status parts for new designs: RMCF1206JT82R0, RC1206JR-0782RL, or upgraded equivalents.

Q: What is the significance of moisture-resistant features?

A: Moisture-resistant composition reduces susceptibility to humidity-induced resistance drift and improves long-term stability in humid environments. RC1206FR-0782RL and RC1206JR-0782RL include this feature for enhanced environmental performance.

Q: How does temperature coefficient affect circuit performance?

A: Temperature coefficient (ppm/°C) specifies resistance change per degree Celsius. ±200ppm/°C means 0.02% change per °C, while ±100ppm/°C means 0.01% change per °C. Lower values provide better stability across the -55°C to +155°C operating range. Upgraded parts with ±100ppm/°C offer superior temperature stability.

Q: Which substitute offers the best inventory availability?

A: RC1206FR-0782RL (YAGEO) provides the highest inventory with 219,081 units in stock, combined with Active product status, ±1% tolerance upgrade, and moisture-resistant features.

Q: Are all parts RoHS3 compliant?

A: Yes. All listed substitute parts are RoHS3 compliant and REACH unaffected, meeting current environmental regulations for electronic components.

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