MCR03EZPFX7502 Equivalent & Substitute Parts

Part Overview

The MCR03EZPFX7502 is a 75 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 functionally equivalent alternatives from active product lines.

Key Parameters

Parameter	Value
Resistance	75 kOhms
Tolerance	±1%
Power Rating	0.1W (1/10W)
Package	0603 (1608 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C to 155°C
Automotive Rating	AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict equivalence across the following parameters: resistance value (75 kOhms), tolerance (±1%), power rating (0.1W), package type (0603), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and moisture sensitivity level (MSL 1). Parts are grouped into two categories:

Direct Substitutes maintain all electrical and mechanical parameters identical to the MCR03EZPFX7502, with differences limited to manufacturer, packaging format (Cut Tape vs. Tape & Reel), and product status. These parts are interchangeable without design modification.

Similar Substitutes meet all core electrical specifications and package requirements but may include additional features (moisture resistance, anti-sulfur coating) or differ in automotive certification status. These parts are functionally compatible but may require application-specific evaluation.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	AEC-Q200	RoHS Status	Product Status
MCR03EZPFX7502	Rohm Semiconductor	75 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	ROHS3	Discontinued
CRCW060375K0FKEA	Vishay Dale	75 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	ROHS3	Active
CRCW060375K0FKEB	Vishay Dale	75 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	ROHS3	Discontinued
CRCW060375K0FKTA	Vishay Dale	75 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	No	Non-compliant	Active
CRG0603F75K	TE Connectivity	75 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	No	ROHS3	Active
ERJ-3EKF7502V	Panasonic	75 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	ROHS3	Active
RMCF0603FT75K0	Stackpole Electronics	75 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	ROHS3	Active
AC0603FR-0775KL	YAGEO	75 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	ROHS3	Active
AF0603FR-0775KL	YAGEO	75 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	ROHS3	Active
CR0603-FX-7502ELF	Bourns Inc.	75 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	No	ROHS3	Active
RC0603FR-0775KL	YAGEO	75 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	No	ROHS3	Active

Engineering Selection Recommendations

Preferred Direct Substitutes (Active Status, Full Compliance):

RMCF0603FT75K0 (Stackpole Electronics) and ERJ-3EKF7502V (Panasonic) are the primary recommended alternatives. Both maintain AEC-Q200 automotive certification, ROHS3 compliance, and active product status with substantial inventory availability (401,532 and 229,125 units respectively). These parts are electrically and mechanically identical to the MCR03EZPFX7502.

CRCW060375K0FKEA (Vishay Dale) is an active alternative with AEC-Q200 rating and ROHS3 compliance, offering 95,059 units in stock. This part is suitable for applications requiring automotive-grade components.

Secondary Alternatives (Active Status, Partial Compliance):

CRG0603F75K (TE Connectivity), CR0603-FX-7502ELF (Bourns Inc.), and RC0603FR-0775KL (YAGEO) are active products meeting all electrical and mechanical specifications with ROHS3 compliance. However, these parts lack AEC-Q200 automotive certification. Selection of these alternatives is appropriate for non-automotive applications or where automotive qualification is not a design requirement.

AC0603FR-0775KL and AF0603FR-0775KL (YAGEO) are active alternatives with AEC-Q200 certification and ROHS3 compliance. AF0603FR-0775KL includes anti-sulfur coating as an additional feature. Both are suitable for automotive applications.

Parts to Avoid:

CRCW060375K0FKTA (Vishay Dale) is RoHS non-compliant and REACH-affected, making it unsuitable for applications requiring regulatory compliance.

CRCW060375K0FKEB (Vishay Dale) is discontinued at DiGi Electronics and does not provide supply continuity benefits.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with a different package size?

A: No. All substitute parts listed maintain the 0603 (1608 Metric) package specification. Package size changes require PCB layout modification and are outside the scope of direct substitution.

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

A: AEC-Q200 certification indicates the component meets automotive industry reliability and quality standards. For automotive applications, parts with AEC-Q200 rating (ERJ-3EKF7502V, RMCF0603FT75K0, CRCW060375K0FKEA, AC0603FR-0775KL, AF0603FR-0775KL) are required. Parts without this certification are suitable only for non-automotive use.

Q: Are there differences in physical dimensions between substitute parts?

A: Minor dimensional variations exist within the 0603 package specification. Length ranges from 1.55mm to 1.60mm and width from 0.80mm to 0.85mm. Height-seated maximum is consistently 0.50mm to 0.55mm. These variations are within standard PCB assembly tolerances and do not affect interchangeability.

Q: What is the difference between Cut Tape and Tape & Reel packaging?

A: Cut Tape (CT) & Digi-Reel packaging is suitable for lower-volume applications and manual assembly. Tape & Reel (TR) packaging is optimized for high-volume automated assembly. Both formats contain identical components; packaging selection depends on production volume and assembly equipment.

Q: Why is ROHS3 compliance important?

A: ROHS3 compliance indicates the component meets Restriction of Hazardous Substances regulations, restricting lead and other hazardous materials. All recommended substitutes maintain ROHS3 compliance, ensuring regulatory compliance for end products.

Q: Can I substitute a part with moisture-resistant features?

A: Yes. Parts with additional moisture-resistant or anti-sulfur features (AC0603FR-0775KL, AF0603FR-0775KL, CR0603-FX-7502ELF) are fully compatible with the MCR03EZPFX7502. These features provide enhanced performance in high-humidity or corrosive environments without affecting standard applications.

Q: What inventory considerations should guide my selection?

A: RMCF0603FT75K0 offers the highest inventory availability (401,532 units), followed by AC0603FR-0775KL (534,019 units) and ERJ-3EKF7502V (229,125 units). High inventory levels reduce supply chain risk for production programs.

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