MCR03EZPFX10R5 Equivalent & Substitute Parts

Part Overview

The MCR03EZPFX10R5 is a 10.5 Ohms ±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.

Substiute Parts

MCR03EZPFX10R5

Rohm SemiconductorIn Stock: 905MCR03EZPFX10R5 Datasheet

Current PartRFQ

CRCW060310R5FKEA

Vishay DaleIn Stock: 24482CRCW060310R5FKEA Datasheet

DirectRFQ

ERJ-3EKF10R5V

Panasonic Electronic ComponentsIn Stock: 58937ERJ-3EKF10R5V Datasheet

DirectRFQ

RMCF0603FT10R5

Stackpole Electronics IncIn Stock: 4238RMCF0603FT10R5 Datasheet

DirectRFQ

RC0603FR-0710R5L

YAGEOIn Stock: 10463RC0603FR-0710R5L Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MCR03EZPFX10R5 is determined by strict equivalence across the following parameters:

• Electrical Specifications: Resistance value (10.5 Ohms), tolerance (±1%), and power rating (0.1W) must be identical
• Package Compatibility: 0603 (1608 Metric) package is mandatory for PCB footprint compatibility
• Composition: Thick film construction ensures consistent electrical behavior
• Temperature Performance: Operating range of -55°C to 155°C and temperature coefficient of ±100ppm/°C must be maintained
• Compliance: RoHS3 compliance and MSL 1 rating are required for supply chain and manufacturing compatibility

All substitute parts listed meet these criteria. The CRCW060310R5FKEA, ERJ-3EKF10R5V, and RMCF0603FT10R5 are direct equivalents with active product status and AEC-Q200 automotive certification. The RC0603FR-0710R5L is classified as a similar part due to moisture-resistant features rather than full AEC-Q200 automotive rating, but maintains all critical electrical and mechanical parameters.

Parameter Comparison

Engineering Selection Recommendations

Direct Equivalents (Recommended Priority Order)

1. ERJ-3EKF10R5V (Panasonic) — Highest inventory availability (58,880 pcs) with active product status and full AEC-Q200 automotive certification. Identical electrical and mechanical specifications to the original MCR03EZPFX10R5.

2. CRCW060310R5FKEA (Vishay Dale) — Active product with substantial inventory (24,435 pcs) and complete AEC-Q200 compliance. Dimensions vary slightly (1.55mm x 0.85mm vs. 1.60mm x 0.80mm) and height is marginally lower (0.50mm vs. 0.55mm), but remain within 0603 package specifications.

3. RMCF0603FT10R5 (Stackpole) — Active product with AEC-Q200 rating and adequate inventory (4,191 pcs). Dimensions are 1.55mm x 0.31mm with 0.55mm height, maintaining full compatibility.

Alternative Option

4. RC0603FR-0710R5L (YAGEO) — Active product with good inventory (10,357 pcs) and moisture-resistant construction. Does not carry AEC-Q200 automotive certification but meets all electrical and mechanical parameters. Suitable for non-automotive applications or where moisture resistance is prioritized over automotive qualification.

All substitute parts are RoHS3 compliant with MSL 1 rating, ensuring compatibility with standard manufacturing and supply chain processes.

Frequently Asked Questions (FAQ)

Q: Can I use RC0603FR-0710R5L as a direct replacement for MCR03EZPFX10R5 in automotive applications?

A: RC0603FR-0710R5L is not AEC-Q200 certified. For automotive applications requiring AEC-Q200 compliance, use ERJ-3EKF10R5V, CRCW060310R5FKEA, or RMCF0603FT10R5 instead.

Q: Are there dimensional differences between the substitute parts and the original MCR03EZPFX10R5?

A: Minor dimensional variations exist. The original MCR03EZPFX10R5 measures 1.60mm x 0.80mm with 0.55mm height. CRCW060310R5FKEA is 1.55mm x 0.85mm with 0.50mm height. RMCF0603FT10R5 is 1.55mm x 0.80mm with 0.55mm height. All remain within 0603 package tolerance and are PCB footprint compatible.

Q: Which substitute offers the best long-term availability?

A: ERJ-3EKF10R5V (Panasonic) has the highest current inventory at 58,880 pcs and active product status, providing the most reliable long-term supply option.

Q: Do all substitutes meet RoHS3 and MSL requirements?

A: Yes. All listed substitutes are RoHS3 compliant with MSL 1 (Unlimited) rating, matching the original part's compliance profile.

Q: Can I mix different substitute parts in the same production run?

A: Yes. All direct equivalents (ERJ-3EKF10R5V, CRCW060310R5FKEA, RMCF0603FT10R5) are electrically and mechanically interchangeable. However, maintaining a single source per production batch is recommended for traceability and quality control purposes.