MCR03EZPFX1071 Equivalent & Substitute Parts

Part Overview

The MCR03EZPFX1071 is a 1.07 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, making equivalent substitutes necessary for ongoing production and maintenance applications.

Substiute Parts

MCR03EZPFX1071

Rohm SemiconductorIn Stock: 1044MCR03EZPFX1071 Datasheet

Current PartRFQ

CRCW06031K07FKEA

Vishay DaleIn Stock: 28009CRCW06031K07FKEA Datasheet

DirectRFQ

ERJ-3EKF1071V

Panasonic Electronic ComponentsIn Stock: 27136ERJ-3EKF1071V Datasheet

DirectRFQ

RMCF0603FT1K07

Stackpole Electronics IncIn Stock: 49423RMCF0603FT1K07 Datasheet

DirectRFQ

CR0603-FX-1071ELF

Bourns Inc.In Stock: 18427CR0603-FX-1071ELF Datasheet

SimilarRFQ

RC0603FR-071K07L

YAGEOIn Stock: 187401RC0603FR-071K07L Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the MCR03EZPFX1071 is determined by strict equivalence across the following parameters:

• Resistance value: 1.07 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
• RoHS3 compliance
• MSL rating: 1 (Unlimited)

Substitute parts are classified into two categories:

Direct Equivalents maintain full automotive AEC-Q200 certification and identical electrical specifications.

Similar Alternatives meet all core electrical and mechanical parameters but feature moisture-resistant construction instead of automotive AEC-Q200 rating. These parts are suitable for applications where automotive qualification is not mandatory.

Parameter Comparison

Engineering Selection Recommendations

For automotive applications requiring AEC-Q200 certification:

Select from CRCW06031K07FKEA (Vishay Dale), ERJ-3EKF1071V (Panasonic Electronic Components), or RMCF0603FT1K07 (Stackpole Electronics Inc). All three parts maintain full automotive qualification and are in active production with established supply availability.

For non-automotive applications:

CR0603-FX-1071ELF (Bourns Inc.) and RC0603FR-071K07L (YAGEO) provide equivalent electrical performance with moisture-resistant construction. RC0603FR-071K07L offers the highest inventory availability at 187,334 pieces.

All substitute parts are ROHS3 compliant with MSL rating of 1 (Unlimited), matching the original part's environmental specifications.

Frequently Asked Questions (FAQ)

Q: Can I use a non-AEC-Q200 rated substitute in an automotive application?

A: No. If your application requires automotive qualification, use only CRCW06031K07FKEA, ERJ-3EKF1071V, or RMCF0603FT1K07. The CR0603-FX-1071ELF and RC0603FR-071K07L are not AEC-Q200 certified.

Q: Are all substitute parts pin-compatible with the MCR03EZPFX1071?

A: Yes. All substitute parts use the 0603 (1608 Metric) package with 2 terminations, ensuring mechanical and electrical compatibility on PCB layouts designed for the original part.

Q: What is the difference between AEC-Q200 rated and moisture-resistant alternatives?

A: AEC-Q200 rated parts (CRCW06031K07FKEA, ERJ-3EKF1071V, RMCF0603FT1K07) meet automotive industry reliability standards. Moisture-resistant alternatives (CR0603-FX-1071ELF, RC0603FR-071K07L) provide enhanced moisture protection but lack automotive certification.

Q: Do all substitutes have the same physical dimensions?

A: All parts conform to the 0603 (1608 Metric) package standard. Minor dimensional variations exist within tolerance (length 1.55–1.60mm, width 0.80–0.85mm, height 0.50–0.55mm), which do not affect PCB assembly compatibility.

Q: Which substitute has the best supply availability?

A: RC0603FR-071K07L (YAGEO) has the highest inventory at 187,334 pieces. For automotive applications, RMCF0603FT1K07 (Stackpole Electronics Inc) offers strong availability at 49,375 pieces.