MCR03EZPFX3012 Equivalent & Substitute Parts

Part Overview

The MCR03EZPFX3012 is a 30.1 kOhms ±1% thick film chip resistor rated at 0.1W (1/10W) in 0603 (1608 Metric) package format. Manufactured by Rohm Semiconductor, this component is designed for automotive applications and meets AEC-Q200 qualification standards. The part is currently discontinued at DiGi Electronics, necessitating identification of functionally equivalent alternatives that maintain the same electrical and mechanical specifications for seamless circuit board integration.

Substiute Parts

MCR03EZPFX3012

Rohm SemiconductorIn Stock: 853MCR03EZPFX3012 Datasheet

Current PartRFQ

CRCW060330K1FKEA

Vishay DaleIn Stock: 79947CRCW060330K1FKEA Datasheet

DirectRFQ

CRCW060330K1FKEB

Vishay DaleIn Stock: 20414CRCW060330K1FKEB Datasheet

DirectRFQ

ERJ-3EKF3012V

Panasonic Electronic ComponentsIn Stock: 3414ERJ-3EKF3012V Datasheet

DirectRFQ

RC0603FR-0730K1L

YAGEOIn Stock: 31441RC0603FR-0730K1L Datasheet

DirectRFQ

RMCF0603FG30K1

Stackpole Electronics IncIn Stock: 86763RMCF0603FG30K1 Datasheet

DirectRFQ

RMCF0603FT30K1

Stackpole Electronics IncIn Stock: 504020RMCF0603FT30K1 Datasheet

DirectRFQ

CR0603-FX-3012ELF

Bourns Inc.In Stock: 46443CR0603-FX-3012ELF Datasheet

SimilarRFQ

RC1608F3012CS

Samsung Electro-MechanicsIn Stock: 98746RC1608F3012CS Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MCR03EZPFX3012 is determined by strict equivalence across the following parameters:

• Resistance value: 30.1 kOhms
• Tolerance: ±1%
• Power rating: 0.1W (1/10W)
• Package format: 0603 (1608 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C
• RoHS compliance: ROHS3 Compliant
• Moisture sensitivity level: 1 (Unlimited)

All substitute parts listed maintain these core electrical and mechanical specifications. Variations in physical dimensions (length, width, height) within standard 0603 tolerances and differences in packaging format (Cut Tape vs. Tape & Reel) do not affect functional equivalence. Parts are categorized as Direct Substitutes (identical specifications) or Similar Substitutes (equivalent performance with minor feature variations).

Parameter Comparison

Engineering Selection Recommendations

For applications requiring automotive-grade qualification, select from parts carrying AEC-Q200 certification: CRCW060330K1FKEA, ERJ-3EKF3012V, RMCF0603FG30K1, or RMCF0603FT30K1. These maintain the original MCR03EZPFX3012 automotive specification profile.

For non-automotive applications where moisture resistance is the primary requirement, RC0603FR-0730K1L, CR0603-FX-3012ELF, and RC1608F3012CS provide equivalent electrical performance with moisture-resistant thick film construction.

RMCF0603FT30K1 offers the highest inventory availability (503,919 units) among active parts and maintains full AEC-Q200 compliance. CRCW060330K1FKEA provides an alternative from Vishay Dale with active product status and substantial stock levels (79,864 units).

All listed substitutes comply with ROHS3 regulations and maintain MSL 1 (Unlimited) moisture sensitivity classification, ensuring compatibility with standard PCB assembly and storage protocols.

Frequently Asked Questions (FAQ)

Q: Can I substitute the MCR03EZPFX3012 with any of the listed parts?

A: Yes, all listed parts are electrically and mechanically equivalent. They share identical resistance (30.1 kOhms), tolerance (±1%), power rating (0.1W), package format (0603), and operating temperature range (-55°C ~ 155°C). Physical dimension variations within 0603 standard tolerances do not affect circuit performance.

Q: What is the difference between Direct Substitutes and Similar Substitutes?

A: Direct Substitutes (CRCW060330K1FKEA, CRCW060330K1FKEB, ERJ-3EKF3012V, RMCF0603FG30K1, RMCF0603FT30K1) maintain identical feature sets including AEC-Q200 automotive qualification. Similar Substitutes (CR0603-FX-3012ELF, RC0603FR-0730K1L, RC1608F3012CS) provide equivalent electrical performance with moisture-resistant features instead of automotive certification.

Q: Does packaging format (Cut Tape vs. Tape & Reel) affect compatibility?

A: No. Packaging format differences relate only to supply and handling logistics. Both Cut Tape (CT) and Tape & Reel (TR) formats contain identical components suitable for automated PCB assembly. Selection depends on procurement volume and assembly line requirements, not circuit functionality.

Q: Are all substitutes ROHS3 compliant?

A: Yes. All listed substitute parts carry ROHS3 Compliant certification, matching the original MCR03EZPFX3012 specification. This ensures regulatory compliance for applications subject to RoHS directives.

Q: Which substitute has the best availability?

A: RMCF0603FT30K1 from Stackpole Electronics Inc. maintains the highest inventory level at 503,919 units with Active product status. CRCW060330K1FKEA from Vishay Dale provides a secondary option with 79,864 units in stock.

Q: Can I use parts with different temperature coefficients?

A: No. All listed substitutes maintain the identical ±100ppm/°C temperature coefficient as the original part. This specification is critical for circuit stability across the -55°C ~ 155°C operating range and cannot be varied without affecting circuit performance.