MCR03EZPFX2002 Equivalent & Substitute Parts

Part Overview

The MCR03EZPFX2002 is a 20 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.

Key Parameters

Parameter	Value
Resistance	20 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
Automotive Rating	AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the MCR03EZPFX2002 is determined by the following critical parameters:

Primary Substitution Criteria:

Resistance value: 20 kOhms (exact match required)
Tolerance: ±1% (exact match required)
Power rating: 0.1W / 1/10W (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 range: -55°C to 155°C (exact match required)

Secondary Compatibility Factors:

Automotive AEC-Q200 rating (preferred for automotive applications)
RoHS3 compliance (regulatory requirement)
Moisture Sensitivity Level 1 (standard for this package class)

Parts are grouped into three categories: Direct Substitutes (all parameters match), Upgrade Options (enhanced tolerance or performance), and Similar Parts (minor feature variations that do not affect core electrical function).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff (ppm/°C)	Op Temp Range (°C)	AEC-Q200	Product Status
MCR03EZPFX2002	Rohm Semiconductor	20k	±1%	0.1	0603	±100	-55 to 155	Yes	Discontinued
CRCW060320K0FKEA	Vishay Dale	20k	±1%	0.1	0603	±100	-55 to 155	Yes	Active
CRCW060320K0FKEB	Vishay Dale	20k	±1%	0.1	0603	±100	-55 to 155	Yes	Discontinued
CRCW060320K0FKEC	Vishay Dale	20k	±1%	0.1	0603	±100	-55 to 155	Yes	Active
ERJ-3EKF2002V	Panasonic Electronic Components	20k	±1%	0.1	0603	±100	-55 to 155	Yes	Active
RCG060320K0FKEA	Vishay Dale	20k	±1%	0.1	0603	±100	-55 to 155	No	Active
RMCF0603FG20K0	Stackpole Electronics Inc	20k	±1%	0.1	0603	±100	-55 to 155	Yes	Active
RMCF0603FT20K0	Stackpole Electronics Inc	20k	±1%	0.1	0603	±100	-55 to 155	Yes	Active
CRCW060320K0DHEAP	Vishay Dale	20k	±0.5%	0.1	0603	±50	-55 to 155	Yes	Active
CR0603-FX-2002ELF	Bourns Inc.	20k	±1%	0.1	0603	±100	-55 to 155	No	Active
ERJ-S03F2002V	Panasonic Electronic Components	20k	±1%	0.1	0603	±100	-55 to 155	Yes	Active

Engineering Selection Recommendations

Direct Substitutes (Recommended Priority):

CRCW060320K0FKEA, CRCW060320K0FKEC, ERJ-3EKF2002V, RMCF0603FG20K0, and RMCF0603FT20K0 are direct electrical and mechanical equivalents with all parameters matching the MCR03EZPFX2002. All are active products with AEC-Q200 automotive certification, RoHS3 compliance, and high inventory availability. CRCW060320K0FKEA and CRCW060320K0FKEC are available in Cut Tape & Digi-Reel packaging, while RMCF0603FT20K0 offers the highest inventory level at 631,382 pieces.

Upgrade Option:

CRCW060320K0DHEAP provides enhanced tolerance (±0.5% versus ±1%) and improved temperature coefficient (±50ppm/°C versus ±100ppm/°C) while maintaining identical resistance, power rating, package, and operating temperature range. This part is suitable for applications requiring tighter tolerance specifications.

Alternative Parts (Non-Automotive):

CR0603-FX-2002ELF and RCG060320K0FKEA match all electrical parameters but lack AEC-Q200 automotive certification. CR0603-FX-2002ELF includes moisture-resistant features. These parts are suitable only for non-automotive applications where AEC-Q200 is not required.

Similar Parts (Feature Variants):

ERJ-S03F2002V includes anti-sulfur protection in addition to AEC-Q200 certification, making it suitable for environments with sulfur exposure risk while maintaining all core electrical specifications.

Frequently Asked Questions (FAQ)

Q: Can I use CRCW060320K0FKEC as a direct replacement for MCR03EZPFX2002?

A: Yes. CRCW060320K0FKEC is a direct substitute with identical resistance (20 kOhms), tolerance (±1%), power rating (0.1W), package (0603), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and AEC-Q200 automotive certification. Physical dimensions are within acceptable tolerances for PCB assembly.

Q: What is the difference between RMCF0603FG20K0 and RMCF0603FT20K0?

A: Both parts are electrically and mechanically identical with matching resistance, tolerance, power rating, package, and temperature specifications. The difference is in packaging format: RMCF0603FG20K0 is supplied in Tape & Reel, as is RMCF0603FT20K0. Both are AEC-Q200 rated and active products.

Q: Why should I consider CRCW060320K0DHEAP instead of a direct substitute?

A: CRCW060320K0DHEAP offers tighter tolerance (±0.5% versus ±1%) and lower temperature coefficient (±50ppm/°C versus ±100ppm/°C). Select this upgrade when circuit design requires higher precision resistor values or improved stability across the operating temperature range.

Q: Can I use CR0603-FX-2002ELF in automotive applications?

A: CR0603-FX-2002ELF lacks AEC-Q200 automotive certification. Use this part only in non-automotive applications. For automotive use, select from parts with confirmed AEC-Q200 rating: CRCW060320K0FKEA, CRCW060320K0FKEC, ERJ-3EKF2002V, RMCF0603FG20K0, RMCF0603FT20K0, CRCW060320K0DHEAP, or ERJ-S03F2002V.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute and upgrade parts are RoHS3 compliant with Moisture Sensitivity Level 1 (Unlimited), matching the original MCR03EZPFX2002 specification.

Q: What packaging options are available for direct substitutes?

A: Direct substitutes are available in Cut Tape (CT) & Digi-Reel and Tape & Reel (TR) formats. CRCW060320K0FKEA and CRCW060320K0FKEC offer Cut Tape & Digi-Reel packaging. RMCF0603FG20K0, RMCF0603FT20K0, and CRCW060320K0FKEB are supplied in Tape & Reel format. Select packaging based on assembly process requirements.

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