MCR03EZPFX19R1 Equivalent & Substitute Parts

Part Overview

The MCR03EZPFX19R1 is a 19.1 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 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

MCR03EZPFX19R1

Rohm SemiconductorIn Stock: 1019MCR03EZPFX19R1 Datasheet

Current PartRFQ

CRCW060319R1FKEA

Vishay DaleIn Stock: 26025CRCW060319R1FKEA Datasheet

DirectRFQ

ERJ-3EKF19R1V

Panasonic Electronic ComponentsIn Stock: 49923ERJ-3EKF19R1V Datasheet

DirectRFQ

RMCF0603FT19R1

Stackpole Electronics IncIn Stock: 1213RMCF0603FT19R1 Datasheet

DirectRFQ

RC0603FR-0719R1L

YAGEOIn Stock: 8703RC0603FR-0719R1L Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MCR03EZPFX19R1 is determined by strict equivalence across the following parameters: resistance value (19.1 Ohms), tolerance (±1%), power rating (0.1W), package type (0603), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C to 155°C). All substitute parts listed maintain these electrical and mechanical specifications, ensuring functional interchangeability in automotive applications.

The CRCW060319R1FKEA (Vishay Dale), ERJ-3EKF19R1V (Panasonic), and RMCF0603FT19R1 (Stackpole) are direct equivalents with active product status and AEC-Q200 automotive certification. The RC0603FR-0719R1L (YAGEO) is a similar substitute with moisture-resistant composition but without explicit AEC-Q200 rating; it maintains all core electrical parameters and package specifications.

Parameter Comparison

Engineering Selection Recommendations

For automotive applications requiring AEC-Q200 certification, the CRCW060319R1FKEA (Vishay Dale), ERJ-3EKF19R1V (Panasonic), and RMCF0603FT19R1 (Stackpole) are preferred direct substitutes. All three maintain active product status with full automotive qualification and ROHS3 compliance.

The RC0603FR-0719R1L (YAGEO) is suitable for non-automotive or general-purpose applications where AEC-Q200 certification is not required. This part maintains electrical equivalence and RoHS compliance but lacks explicit automotive qualification.

Selection should prioritize parts with active product status and confirmed availability. The CRCW060319R1FKEA offers the highest inventory availability (25,936 pcs), followed by ERJ-3EKF19R1V (49,877 pcs) and RC0603FR-0719R1L (8,684 pcs).

Frequently Asked Questions (FAQ)

Q: Can the RC0603FR-0719R1L be used in automotive applications? A: The RC0603FR-0719R1L maintains all core electrical parameters and package specifications but lacks AEC-Q200 automotive certification. Use in automotive applications depends on specific design requirements and qualification standards.

Q: Are there dimensional differences between substitute parts? A: Minor dimensional variations exist within tolerance. The CRCW060319R1FKEA and RMCF0603FT19R1 have slightly different length specifications (1.55mm vs 1.60mm) and height (0.50mm vs 0.55mm), but all remain within 0603 package classification and are PCB-compatible.

Q: What is the difference between direct and similar substitutes? A: Direct substitutes (CRCW060319R1FKEA, ERJ-3EKF19R1V, RMCF0603FT19R1) carry AEC-Q200 automotive certification matching the original part. The similar substitute (RC0603FR-0719R1L) meets electrical specifications but lacks automotive qualification.

Q: Are all substitutes RoHS compliant? A: All listed substitute parts are ROHS3 compliant with MSL 1 rating, matching the original MCR03EZPFX19R1 specifications.

Q: Which substitute has the best availability? A: The ERJ-3EKF19R1V (Panasonic) offers the highest inventory at 49,877 pcs, followed by CRCW060319R1FKEA (Vishay Dale) at 25,936 pcs.