MCR03EZPFX7501 Equivalent & Substitute Parts

Part Overview

The MCR03EZPFX7501 is a 7.5 kOhms ±1% 0.1W thick film chip resistor in 0603 (1608 Metric) package manufactured by Rohm Semiconductor. This component is rated for automotive applications under AEC-Q200 standard with an operating temperature range of -55°C to 155°C. The part is currently discontinued at DiGi Electronics, necessitating identification of equivalent substitute components that maintain identical electrical and mechanical specifications for seamless design compatibility.

Key Parameters

Parameter	Specification
Resistance Value	7.5 kOhms
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 ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)
Number of Terminations	2

Substitute Part Grouping Explanation

Substitute parts for the MCR03EZPFX7501 are qualified based on strict electrical and mechanical parameter matching:

Direct Substitutes maintain all critical parameters: 7.5 kOhms resistance, ±1% tolerance, 0.1W power rating, 0603 package, thick film composition, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range, and ROHS3 compliance. These parts are functionally and physically interchangeable without design modification.

Similar Substitutes meet all electrical specifications and package requirements but may differ in secondary features such as moisture resistance rating or automotive certification status. These parts are compatible for applications where the specific feature difference does not impact system requirements.

The following parameters determine substitution eligibility:

Resistance value and tolerance
Power rating
Package dimensions and case code
Temperature coefficient
Operating temperature range
RoHS compliance status

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	Status	RoHS
MCR03EZPFX7501	Rohm Semiconductor	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Discontinued	ROHS3
CRCW06037K50FKEA	Vishay Dale	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Active	ROHS3
ERJ-3EKF7501V	Panasonic Electronic Components	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Active	ROHS3
RC0603FR-077K5L	YAGEO	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Active	ROHS3
RMCF0603FG7K50	Stackpole Electronics Inc	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Active	ROHS3
RMCF0603FT7K50	Stackpole Electronics Inc	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Active	ROHS3
CR0603-FX-7501ELF	Bourns Inc.	7.5 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Active	ROHS3

Engineering Selection Recommendations

All listed substitute parts are active production components with ROHS3 compliance, providing immediate availability advantages over the discontinued MCR03EZPFX7501.

CRCW06037K50FKEA (Vishay Dale) and RMCF0603FT7K50 (Stackpole Electronics Inc) offer the highest inventory levels (122,510 and 208,782 units respectively), ensuring supply chain continuity for high-volume applications.

ERJ-3EKF7501V (Panasonic Electronic Components) and RMCF0603FG7K50 (Stackpole Electronics Inc) carry AEC-Q200 automotive ratings matching the original part's qualification level, suitable for automotive circuit applications.

RC0603FR-077K5L (YAGEO) and CR0603-FX-7501ELF (Bourns Inc.) feature moisture-resistant thick film construction, providing enhanced environmental protection in high-humidity or corrosive environments.

All substitutes maintain identical electrical performance, package footprint, and thermal characteristics, enabling direct PCB layout compatibility without design revision.

Frequently Asked Questions (FAQ)

Q: Can these substitute parts be used interchangeably with the MCR03EZPFX7501 on existing PCBs?

A: Yes. All listed substitute parts share identical 0603 package dimensions, footprint, and electrical specifications (7.5 kΩ ±1%, 0.1W, ±100ppm/°C). No PCB layout modifications are required.

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

A: Direct substitutes maintain all specifications including automotive AEC-Q200 certification. Similar substitutes meet all electrical and package requirements but may lack specific certifications (such as AEC-Q200) or feature moisture-resistant construction. Selection depends on application requirements.

Q: Are packaging options (Cut Tape vs. Tape & Reel) electrically equivalent?

A: Yes. Packaging format (Cut Tape, Digi-Reel, or Tape & Reel) affects handling and assembly logistics only. Electrical and mechanical specifications remain identical across all packaging options for a given part number.

Q: Which substitute offers the best supply availability?

A: RMCF0603FT7K50 (Stackpole Electronics Inc) provides the highest inventory level at 208,782 units, followed by CRCW06037K50FKEA (Vishay Dale) at 122,510 units.

Q: Do all substitutes comply with RoHS regulations?

A: Yes. All substitute parts listed are ROHS3 compliant, meeting current environmental and hazardous substance restrictions.

Q: Should I select a substitute with AEC-Q200 rating for non-automotive applications?

A: AEC-Q200 certification is not required for non-automotive circuits. Selection should be based on application environment, supply availability, and preferred manufacturer. All parts meet identical electrical specifications regardless of automotive qualification.

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