MCR03EZPFX5900 Equivalent & Substitute Parts

Part Overview

The MCR03EZPFX5900 is a 590 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, necessitating identification of equivalent alternatives from active manufacturers that maintain identical electrical and mechanical specifications.

Substiute Parts

MCR03EZPFX5900

Rohm SemiconductorIn Stock: 908MCR03EZPFX5900 Datasheet

Current PartRFQ

CRCW0603590RFKEA

Vishay DaleIn Stock: 38207CRCW0603590RFKEA Datasheet

DirectRFQ

ERJ-3EKF5900V

Panasonic Electronic ComponentsIn Stock: 45484ERJ-3EKF5900V Datasheet

DirectRFQ

RMCF0603FT590R

Stackpole Electronics IncIn Stock: 17258RMCF0603FT590R Datasheet

DirectRFQ

CR0603-FX-5900ELF

Bourns Inc.In Stock: 24844CR0603-FX-5900ELF Datasheet

SimilarRFQ

RC0603FR-07590RL

YAGEOIn Stock: 6547RC0603FR-07590RL Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MCR03EZPFX5900 is determined by strict equivalence across the following critical parameters:

• Resistance value: 590 Ohms
• Tolerance: ±1%
• Power rating: 0.1W
• 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)

All identified substitute parts meet these core electrical and mechanical requirements. Substitute parts are categorized as either Direct equivalents (maintaining AEC-Q200 automotive certification) or Similar alternatives (meeting electrical specifications with alternative feature sets).

Parameter Comparison

Engineering Selection Recommendations

For applications requiring strict AEC-Q200 automotive compliance, direct substitutes CRCW0603590RFKEA (Vishay Dale), ERJ-3EKF5900V (Panasonic Electronic Components), and RMCF0603FT590R (Stackpole Electronics Inc) are qualified equivalents. All three maintain active product status with robust inventory availability and identical electrical specifications to the original MCR03EZPFX5900.

For non-automotive applications or designs where AEC-Q200 certification is not mandatory, CR0603-FX-5900ELF (Bourns Inc.) and RC0603FR-07590RL (YAGEO) provide electrical equivalence with moisture-resistant thick film construction. Both parts are in active production with substantial inventory levels.

All substitute candidates maintain ROHS3 compliance, MSL 1 rating, and identical operating temperature ranges, ensuring direct PCB assembly compatibility without design modification.

Frequently Asked Questions (FAQ)

Q: Can I substitute the MCR03EZPFX5900 with any of the listed alternatives?

A: Substitution depends on application requirements. For automotive designs requiring AEC-Q200 certification, use CRCW0603590RFKEA, ERJ-3EKF5900V, or RMCF0603FT590R. For non-automotive applications, CR0603-FX-5900ELF and RC0603FR-07590RL are electrically equivalent.

Q: Are there physical dimension differences between the main part and substitutes?

A: All parts use the 0603 (1608 Metric) package. Minor dimensional variations exist within standard tolerances: length ranges from 1.55mm to 1.60mm, width from 0.80mm to 0.85mm, and height from 0.50mm to 0.55mm. These variations are within PCB design tolerances and do not affect assembly compatibility.

Q: What is the difference between Direct and Similar substitute classifications?

A: Direct substitutes (CRCW0603590RFKEA, ERJ-3EKF5900V, RMCF0603FT590R) maintain AEC-Q200 automotive certification identical to the original part. Similar substitutes (CR0603-FX-5900ELF, RC0603FR-07590RL) meet all electrical specifications but feature moisture-resistant construction instead of automotive certification.

Q: Do all substitutes have the same temperature coefficient?

A: Yes. All listed alternatives maintain ±100ppm/°C temperature coefficient and -55°C to 155°C operating range, ensuring thermal performance equivalence.

Q: Which substitute has the highest inventory availability?

A: ERJ-3EKF5900V (Panasonic Electronic Components) has the highest inventory at 45,424 pieces, followed by CRCW0603590RFKEA (Vishay Dale) at 38,188 pieces.

Q: Are all substitutes RoHS3 compliant?

A: Yes. All substitute parts listed are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating, matching the original MCR03EZPFX5900 specifications.