MCR03EZPFX10R0 Equivalent & Substitute Parts

Part Overview

The MCR03EZPFX10R0 is a 10 Ohm ±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, making equivalent substitutes necessary for ongoing production and maintenance applications.

Key Parameters

Parameter	Value
Resistance	10 Ohms
Tolerance	±1%
Power Rating	0.1W (1/10W)
Package	0603 (1608 Metric)
Composition	Thick Film
Operating Temperature	-55°C to 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict equivalence in the following parameters: resistance value (10 Ohms), tolerance (±1%), power rating (0.1W), package type (0603), composition (thick film), and compliance certifications (ROHS3, REACH Unaffected). All substitute parts listed meet these core electrical and mechanical requirements.

Substitute parts are grouped into three categories based on product status and feature alignment:

Upgrade Substitutes maintain identical electrical specifications with enhanced features or better availability. Direct Substitutes provide equivalent electrical and mechanical performance with active product status. Similar Substitutes meet core requirements but may have minor feature variations such as moisture resistance or anti-sulfur coating.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Operating Temp (°C)	Package	Product Status	AEC-Q200
MCR03EZPFX10R0	Rohm Semiconductor	10 Ω	±1%	0.1	±100	-55 to 155	0603	Discontinued	Yes
KTR03EZPF10R0	Rohm Semiconductor	10 Ω	±1%	0.1	±200	-55 to 155	0603	Active	Yes
CRCW060310R0FKEA	Vishay Dale	10 Ω	±1%	0.1	±100	-55 to 155	0603	Active	Yes
CRCW060310R0FKEB	Vishay Dale	10 Ω	±1%	0.1	±100	-55 to 155	0603	Discontinued	Yes
ERJ-3EKF10R0V	Panasonic Electronic Components	10 Ω	±1%	0.1	±100	-55 to 155	0603	Active	Yes
RC0603FR-0710RL	YAGEO	10 Ω	±1%	0.1	±200	-55 to 155	0603	Active	No
RCG060310R0FKEA	Vishay Dale	10 Ω	±1%	0.1	±100	-55 to 155	0603	Active	No
RMCF0603FG10R0	Stackpole Electronics Inc	10 Ω	±1%	0.1	±100	-55 to 155	0603	Active	Yes
RMCF0603FT10R0	Stackpole Electronics Inc	10 Ω	±1%	0.1	±100	-55 to 155	0603	Active	Yes
CR0603-FX-10R0ELF	Bourns Inc.	10 Ω	±1%	0.1	±100	-55 to 155	0603	Active	No
ERJ-S03F10R0V	Panasonic Electronic Components	10 Ω	±1%	0.1	±100	-55 to 155	0603	Active	Yes

Engineering Selection Recommendations

For applications requiring AEC-Q200 automotive certification, select from: KTR03EZPF10R0 (Rohm Semiconductor), CRCW060310R0FKEA (Vishay Dale), ERJ-3EKF10R0V (Panasonic), RMCF0603FG10R0 (Stackpole), RMCF0603FT10R0 (Stackpole), or ERJ-S03F10R0V (Panasonic). All maintain full AEC-Q200 compliance and ROHS3 certification.

RMCF0603FT10R0 offers the highest inventory availability (2,074,047 units) with active product status and AEC-Q200 rating, making it the primary recommendation for high-volume production requirements.

For non-automotive applications where AEC-Q200 is not required, RC0603FR-0710RL (YAGEO), RCG060310R0FKEA (Vishay Dale), and CR0603-FX-10R0ELF (Bourns) provide cost-effective alternatives with active status and full ROHS3 compliance.

All listed substitutes maintain identical 0603 package dimensions, enabling direct PCB footprint compatibility without layout modifications.

Frequently Asked Questions (FAQ)

Q: Can MCR03EZPFX10R0 be replaced with any 10 Ohm 1% resistor in 0603 package?

A: No. Substitution requires matching all core parameters: 10 Ohm resistance, ±1% tolerance, 0.1W power rating, thick film composition, 0603 package, and ROHS3 compliance. Temperature coefficient and AEC-Q200 certification must align with application requirements.

Q: What is the difference between parts with ±100ppm/°C and ±200ppm/°C temperature coefficients?

A: Temperature coefficient defines resistance change per degree Celsius. ±100ppm/°C provides tighter stability across temperature extremes. For precision circuits operating across the full -55°C to 155°C range, ±100ppm/°C is preferred. ±200ppm/°C is acceptable for general-purpose applications with less stringent tolerance requirements.

Q: Is AEC-Q200 certification mandatory for all applications?

A: AEC-Q200 is required only for automotive and safety-critical applications. Non-automotive designs may use parts without this certification. However, AEC-Q200 parts are fully compatible with non-automotive applications.

Q: Can I use CRCW060310R0FKEB (discontinued) as a substitute?

A: CRCW060310R0FKEB is electrically equivalent but discontinued at DiGi Electronics. Use active alternatives such as CRCW060310R0FKEA instead to ensure long-term supply chain reliability.

Q: What is the difference between moisture-resistant and standard thick film resistors?

A: Moisture-resistant variants (CR0603-FX-10R0ELF, RC0603FR-0710RL) provide enhanced protection in humid environments. Standard thick film resistors are suitable for controlled manufacturing and storage conditions. Both meet MSL 1 (Unlimited) moisture sensitivity requirements.

Q: Are all listed substitutes pin-compatible with MCR03EZPFX10R0?

A: Yes. All substitutes use identical 0603 (1608 Metric) package with two terminations, ensuring direct PCB footprint compatibility without design changes.

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