MCR03EZPFX1301 Equivalent & Substitute Parts

Part Overview

The MCR03EZPFX1301 is a 1.3 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, necessitating identification of equivalent substitute components that maintain identical electrical and mechanical specifications for seamless board-level replacement.

Substiute Parts

MCR03EZPFX1301

Rohm SemiconductorIn Stock: 885MCR03EZPFX1301 Datasheet

Current PartRFQ

CRCW06031K30FKEA

Vishay DaleIn Stock: 84616CRCW06031K30FKEA Datasheet

DirectRFQ

ERJ-3EKF1301V

Panasonic Electronic ComponentsIn Stock: 146813ERJ-3EKF1301V Datasheet

DirectRFQ

RMCF0603FT1K30

Stackpole Electronics IncIn Stock: 482237RMCF0603FT1K30 Datasheet

DirectRFQ

AC0603FR-071K3L

YAGEOIn Stock: 24917AC0603FR-071K3L Datasheet

SimilarRFQ

CR0603-FX-1301ELF

Bourns Inc.In Stock: 101408CR0603-FX-1301ELF Datasheet

SimilarRFQ

RC0603FR-071K3L

YAGEOIn Stock: 60505RC0603FR-071K3L Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MCR03EZPFX1301 are classified based on strict electrical and mechanical parameter matching:

Direct Substitutes maintain all critical parameters including resistance value (1.3 kOhms), tolerance (±1%), power rating (0.1W), package (0603), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and AEC-Q200 automotive rating. These parts are functionally interchangeable at the circuit level.

Similar Substitutes match all electrical specifications and package dimensions but may differ in secondary features such as moisture resistance designation or specific series classification. These components satisfy the same functional requirements and are compatible with automotive applications.

The following parameters determine substitution eligibility:

• Resistance: 1.3 kOhms (exact match required)
• Tolerance: ±1% (exact match required)
• Power Rating: 0.1W (exact match required)
• Package: 0603 (1608 Metric) (exact match required)
• Composition: Thick Film (exact match required)
• Temperature Coefficient: ±100ppm/°C (exact match required)
• Operating Temperature: -55°C ~ 155°C (exact match required)
• AEC-Q200 Compliance: Required for automotive applications

Parameter Comparison

Engineering Selection Recommendations

For applications requiring strict AEC-Q200 automotive compliance, select from the direct substitutes: CRCW06031K30FKEA (Vishay Dale), ERJ-3EKF1301V (Panasonic Electronic Components), or RMCF0603FT1K30 (Stackpole Electronics Inc). All three maintain active product status with full automotive qualification.

CRCW06031K30FKEA offers the highest inventory availability (84,545 pcs) in Tape & Reel packaging, suitable for high-volume production environments. ERJ-3EKF1301V provides 146,791 pcs in stock with Cut Tape and Digi-Reel® options for flexible procurement. RMCF0603FT1K30 delivers the largest inventory (482,182 pcs) in Tape & Reel format for extended supply chain security.

For non-automotive applications where AEC-Q200 certification is not mandatory, AC0603FR-071K3L, CR0603-FX-1301ELF, and RC0603FR-071K3L are functionally equivalent alternatives with active product status and ROHS3 compliance. These components satisfy identical electrical and mechanical requirements while offering additional moisture resistance features in certain cases.

All substitute parts maintain ROHS3 compliance, MSL Level 1 (Unlimited), and REACH Unaffected status, ensuring regulatory alignment with the original MCR03EZPFX1301 specification.

Frequently Asked Questions (FAQ)

Q: Can I use CR0603-FX-1301ELF or RC0603FR-071K3L as direct replacements for MCR03EZPFX1301 in automotive circuits?

A: CR0603-FX-1301ELF and RC0603FR-071K3L are electrically and mechanically compatible but lack AEC-Q200 automotive certification. Use these only in non-automotive applications or where automotive qualification is not a design requirement.

Q: What is the difference between Tape & Reel and Cut Tape packaging?

A: Tape & Reel packaging is optimized for automated pick-and-place assembly in high-volume production. Cut Tape & Digi-Reel® packaging provides flexibility for lower-volume builds and manual assembly. Both formats contain identical components; packaging selection depends on manufacturing process requirements.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance and REACH Unaffected status, matching the environmental and regulatory profile of the original MCR03EZPFX1301.

Q: Do substitute parts have identical physical dimensions?

A: All substitute parts use the 0603 (1608 Metric) package. Minor dimensional variations exist within tolerance (e.g., length 0.061" to 0.063", height 0.020" to 0.022"), but these fall within standard PCB footprint specifications and do not affect board-level compatibility.

Q: Which substitute offers the best inventory availability?

A: RMCF0603FT1K30 (Stackpole Electronics Inc) provides the highest inventory with 482,182 pcs in stock, followed by ERJ-3EKF1301V (Panasonic) with 146,791 pcs and CRCW06031K30FKEA (Vishay Dale) with 84,545 pcs.

Q: Can I mix different substitute manufacturers on the same PCB?

A: Yes. All substitute parts meet identical electrical specifications (1.3 kOhms ±1%, 0.1W, ±100ppm/°C, -55°C to 155°C). Circuit performance is unaffected by manufacturer selection provided AEC-Q200 requirements are consistently applied across the design.