MCR03EZPFX80R6 Equivalent & Substitute Parts

Part Overview

The MCR03EZPFX80R6 is a 0603 (1608 Metric) thick film chip resistor manufactured by Rohm Semiconductor, rated at 80.6 Ohms with ±1% tolerance and 0.1W power dissipation. This part is qualified to AEC-Q200 automotive standards and operates across the temperature range of -55°C to 155°C. The MCR03EZPFX80R6 is currently discontinued at DiGi Electronics. Equivalent and substitute parts are necessary to maintain design continuity and ensure component availability for production and repair applications.

Key Parameters

Parameter	Value
Resistance	80.6 Ohms
Tolerance	±1%
Power Rating	0.1W (1/10W)
Package / Case	0603 (1608 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C to 155°C
Number of Terminations	2
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the MCR03EZPFX80R6 is determined by strict equivalence across the following critical parameters:

Resistance value: 80.6 Ohms
Tolerance: ±1%
Power rating: 0.1W
Package: 0603 (1608 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C to 155°C
Termination count: 2
RoHS compliance: ROHS3 Compliant
Moisture sensitivity level: 1 (Unlimited)

All substitute parts listed meet these electrical and mechanical specifications. Substitutes are categorized as Direct (identical packaging and features) or Similar (equivalent electrical performance with minor feature variations).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	AEC-Q200	Product Status	Inventory
MCR03EZPFX80R6	Rohm Semiconductor	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	Discontinued	1008
MCR03ERTF80R6	Rohm Semiconductor	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	No	Discontinued	1186
CRCW060380R6FKEA	Vishay Dale	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	Active	32586
ERJ-3EKF80R6V	Panasonic Electronic Components	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	Active	101371
RMCF0603FT80R6	Stackpole Electronics Inc	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	Active	22427
CR0603-FX-80R6ELF	Bourns Inc.	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	No	Active	19383
RC0603FR-0780R6L	YAGEO	80.6 Ω	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	No	Active	92763

Engineering Selection Recommendations

For applications requiring AEC-Q200 automotive qualification, direct substitutes are CRCW060380R6FKEA (Vishay Dale), ERJ-3EKF80R6V (Panasonic Electronic Components), and RMCF0603FT80R6 (Stackpole Electronics Inc). All three are currently in active production status with substantial inventory availability.

For non-automotive applications where AEC-Q200 certification is not required, CR0603-FX-80R6ELF (Bourns Inc.) and RC0603FR-0780R6L (YAGEO) are suitable alternatives. Both are active products with high inventory levels.

MCR03ERTF80R6 (Rohm Semiconductor) is a direct manufacturer equivalent but is discontinued at DiGi Electronics. All substitute parts maintain ROHS3 compliance and MSL 1 rating consistent with the original part.

Frequently Asked Questions (FAQ)

Q: Can MCR03EZPFX80R6 be replaced with any of the listed substitutes?

A: Yes, all listed parts meet the electrical and mechanical specifications of the MCR03EZPFX80R6. Selection depends on application requirements, particularly whether AEC-Q200 automotive qualification is necessary.

Q: What is the difference between Direct and Similar substitutes?

A: Direct substitutes maintain identical packaging and all specified features, including AEC-Q200 certification where applicable. Similar substitutes meet all electrical parameters but may lack specific certifications such as AEC-Q200 or feature variations such as moisture resistance designation.

Q: Are there physical dimension differences between substitutes?

A: All parts use the 0603 (1608 Metric) package. Minor dimensional variations exist within standard tolerances: length ranges from 0.061" to 0.063" (1.55mm to 1.60mm), width from 0.031" to 0.033" (0.80mm to 0.85mm), and height from 0.020" to 0.022" (0.50mm to 0.55mm). These variations are within PCB footprint design tolerances.

Q: Which substitute has the highest inventory availability?

A: RC0603FR-0780R6L (YAGEO) has the highest inventory at 92,763 pieces, followed by ERJ-3EKF80R6V (Panasonic) at 101,371 pieces.

Q: Are all substitutes RoHS compliant?

A: Yes, all listed substitutes are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating.

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