RMC1/10-241JTP Equivalent & Substitute Parts

Part Overview

The RMC1/10-241JTP is a 240 Ohms ±5% 0.125W thick film chip resistor in 0805 (2012 Metric) package manufactured by Kamaya Inc. This component is classified as Active product status with 675 pieces currently in stock. The RMC series represents a standard general-purpose resistor suitable for general electronics applications requiring basic tolerance specifications. Equivalent and substitute parts are identified to provide design flexibility, supply chain alternatives, and performance upgrades when required by application specifications or availability constraints.

Key Parameters

Parameter	Value
Resistance	240 Ohms
Tolerance	±5%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thick Film
Temperature Coefficient	±200ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Moisture Sensitivity Level	1 (Unlimited)
Number of Terminations	2
Physical Dimensions	0.079" L x 0.049" W (2.00mm x 1.25mm)
Height - Seated (Max)	0.026" (0.65mm)

Substitute Part Grouping Explanation

Substitute parts for the RMC1/10-241JTP are grouped into two categories based on electrical and mechanical compatibility:

Direct Substitutes (Equivalent Performance): Parts that maintain identical electrical specifications (240 Ohms ±5%, 0.125W) and mechanical compatibility (0805 package, 2-termination configuration). These substitutes are interchangeable without circuit redesign. Key parameters determining substitution eligibility include resistance value, tolerance band, power rating, package type, and operating temperature range. All direct substitutes share the same ±200ppm/°C temperature coefficient and -55°C to 155°C operating range.

Upgrade Substitutes (Enhanced Performance): Parts that improve upon the original specification by offering tighter tolerance (±1% versus ±5%) while maintaining all other mechanical and thermal parameters. These upgrades provide superior accuracy and stability with lower temperature coefficient (±100ppm/°C) but remain mechanically and functionally compatible within the same 0805 package footprint.

The following direct substitutes are electrically and mechanically equivalent to RMC1/10-241JTP:

ERJ-6GEYJ241V (Panasonic, Automotive AEC-Q200)
MCR10ERTJ241 (Rohm Semiconductor)
RMCF0805JG240R (Stackpole Electronics, Automotive AEC-Q200)
RMCF0805JT240R (Stackpole Electronics, Automotive AEC-Q200)

The following upgrade substitutes provide enhanced tolerance specifications:

CRG0805F240R (TE Connectivity, ±1% tolerance)
ERJ-6ENF2400V (Panasonic, ±1% tolerance, Automotive AEC-Q200)
KTR10EZPF2400 (Rohm Semiconductor, ±1% tolerance, Automotive AEC-Q200, High Voltage)
RC0805FR-07240RL (YAGEO, ±1% tolerance, Moisture Resistant)
RC0805JR-07240RL (YAGEO, ±5% tolerance, Moisture Resistant)
RMCF0805FT240R (Stackpole Electronics, ±1% tolerance, Automotive AEC-Q200)

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	Features	Product Status
RMC1/10-241JTP	Kamaya Inc.	240 Ω	±5%	0.125	0805	±200ppm/°C	-55~155°C	—	Active
ERJ-6GEYJ241V	Panasonic	240 Ω	±5%	0.125	0805	±200ppm/°C	-55~155°C	Automotive AEC-Q200	Active
MCR10ERTJ241	Rohm Semiconductor	240 Ω	±5%	0.125	0805	±200ppm/°C	-55~155°C	—	Discontinued at DiGi Electronics
RMCF0805JG240R	Stackpole Electronics	240 Ω	±5%	0.125	0805	±200ppm/°C	-55~155°C	Automotive AEC-Q200	Active
RMCF0805JT240R	Stackpole Electronics	240 Ω	±5%	0.125	0805	±200ppm/°C	-55~155°C	Automotive AEC-Q200	Active
CRG0805F240R	TE Connectivity	240 Ω	±1%	0.125	0805	±100ppm/°C	-55~155°C	—	Active
ERJ-6ENF2400V	Panasonic	240 Ω	±1%	0.125	0805	±100ppm/°C	-55~155°C	Automotive AEC-Q200	Active
KTR10EZPF2400	Rohm Semiconductor	240 Ω	±1%	0.125	0805	±100ppm/°C	-55~155°C	Automotive AEC-Q200, High Voltage	Active
RC0805FR-07240RL	YAGEO	240 Ω	±1%	0.125	0805	±100ppm/°C	-55~155°C	Moisture Resistant	Active
RC0805JR-07240RL	YAGEO	240 Ω	±5%	0.125	0805	±100ppm/°C	-55~155°C	Moisture Resistant	Active
RMCF0805FT240R	Stackpole Electronics	240 Ω	±1%	0.125	0805	±100ppm/°C	-55~155°C	Automotive AEC-Q200	Active

Engineering Selection Recommendations

For Direct Substitution (Equivalent Specifications):

Select ERJ-6GEYJ241V, RMCF0805JG240R, or RMCF0805JT240R when direct electrical equivalence is required. These parts maintain the ±5% tolerance and ±200ppm/°C temperature coefficient of the original RMC1/10-241JTP. RMCF0805JT240R offers the highest inventory availability (272,801 pieces) among direct substitutes. ERJ-6GEYJ241V and both Stackpole RMCF variants carry Automotive AEC-Q200 certification, suitable for automotive and high-reliability applications. MCR10ERTJ241 is electrically equivalent but carries discontinued status at DiGi Electronics and should be avoided for new designs requiring long-term supply assurance.

For Performance Upgrade (Enhanced Tolerance):

Select CRG0805F240R, ERJ-6ENF2400V, KTR10EZPF2400, RC0805FR-07240RL, or RMCF0805FT240R when circuit design permits tighter tolerance specifications. These upgrade parts provide ±1% tolerance and ±100ppm/°C temperature coefficient, improving circuit accuracy and thermal stability. ERJ-6ENF2400V and RMCF0805FT240R carry Automotive AEC-Q200 certification. RC0805FR-07240RL offers moisture-resistant construction and the largest upgrade inventory (104,147 pieces). KTR10EZPF2400 includes high-voltage rating in addition to automotive qualification.

For Moisture-Sensitive Applications:

RC0805FR-07240RL and RC0805JR-07240RL from YAGEO provide moisture-resistant thick film construction. RC0805FR-07240RL combines moisture resistance with ±1% tolerance upgrade, while RC0805JR-07240RL maintains ±5% tolerance equivalent to the original specification.

All recommended substitutes maintain identical 0805 package footprint, 2-termination configuration, and -55°C to 155°C operating temperature range, ensuring mechanical and thermal compatibility without PCB redesign.

Frequently Asked Questions (FAQ)

Q: Can ERJ-6GEYJ241V directly replace RMC1/10-241JTP without circuit modification?

A: Yes. ERJ-6GEYJ241V is electrically and mechanically equivalent, maintaining 240 Ohms ±5% resistance, 0.125W power rating, 0805 package, and -55°C to 155°C operating range. The only difference is Automotive AEC-Q200 certification, which adds reliability qualification without affecting basic functionality.

Q: What is the difference between direct substitutes and upgrade substitutes?

A: Direct substitutes (ERJ-6GEYJ241V, MCR10ERTJ241, RMCF0805JG240R, RMCF0805JT240R) maintain identical ±5% tolerance and ±200ppm/°C temperature coefficient. Upgrade substitutes (CRG0805F240R, ERJ-6ENF2400V, KTR10EZPF2400, RC0805FR-07240RL, RMCF0805FT240R) provide tighter ±1% tolerance and lower ±100ppm/°C temperature coefficient for improved accuracy and thermal performance.

Q: Is MCR10ERTJ241 suitable for new designs?

A: MCR10ERTJ241 is electrically equivalent but carries discontinued status at DiGi Electronics. For new designs requiring long-term supply assurance, select RMCF0805JT240R (272,801 pieces available) or ERJ-6GEYJ241V (63,759 pieces available) instead.

Q: Which substitute offers the best inventory availability?

A: RMCF0805JT240R from Stackpole Electronics provides the highest inventory with 272,801 pieces in stock. This part is Active status, Automotive AEC-Q200 certified, and electrically equivalent to the original RMC1/10-241JTP.

Q: Can I use a ±1% tolerance part in place of a ±5% tolerance specification?

A: Yes. Upgrade substitutes with ±1% tolerance are mechanically and thermally compatible and provide superior accuracy. However, verify that the circuit design does not depend on the original ±5% tolerance band for proper operation. Tighter tolerance generally improves circuit performance.

Q: What is the significance of Automotive AEC-Q200 certification?

A: Automotive AEC-Q200 certification indicates the component meets automotive industry reliability and quality standards. These parts are suitable for automotive applications and high-reliability environments. Non-certified parts are suitable for general electronics applications.

Q: Are all substitutes available in the same 0805 package?

A: Yes. All listed substitutes use the 0805 (2012 Metric) package with identical footprint dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm), ensuring direct PCB compatibility without layout modification.

Q: Which substitute provides moisture-resistant construction?

A: RC0805FR-07240RL and RC0805JR-07240RL from YAGEO feature moisture-resistant thick film construction. RC0805FR-07240RL combines moisture resistance with ±1% tolerance upgrade, while RC0805JR-07240RL maintains ±5% tolerance equivalent to the original part.

Q: What is the temperature coefficient difference between original and upgrade parts?

A: The original RMC1/10-241JTP and direct substitutes have ±200ppm/°C temperature coefficient. Upgrade substitutes have ±100ppm/°C temperature coefficient, providing half the temperature-induced resistance drift and improved thermal stability across the -55°C to 155°C operating range.

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