MCR03EZPFX3322 Equivalent & Substitute Parts

Part Overview

The MCR03EZPFX3322 is a 33.2 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	33.2 kOhms
Tolerance	±1%
Power Rating	0.1W (1/10W)
Package / Case	0603 (1608 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for the MCR03EZPFX3322 is determined by strict equivalence across the following parameters:

Resistance value: 33.2 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 ~ 155°C
RoHS3 compliance
MSL rating: 1 (Unlimited)

All substitute parts listed meet these electrical and mechanical specifications. Variations in packaging format (Cut Tape vs. Tape & Reel) and specific feature sets (Automotive AEC-Q200, Anti-Sulfur, or Moisture Resistant) do not affect functional equivalence but may influence procurement and application suitability.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Composition	Temp Coeff	Operating Temp	Product Status	Packaging Format
MCR03EZPFX3322	Rohm Semiconductor	33.2 kOhms	±1%	0.1	0603	Thick Film	±100ppm/°C	-55°C ~ 155°C	Discontinued	Bulk
TRR03EZPF3322	Rohm Semiconductor	33.2 kOhms	±1%	0.1	0603	Thick Film	±100ppm/°C	-55°C ~ 155°C	Obsolete	Tape & Reel
ERJ-3EKF3322V	Panasonic Electronic Components	33.2 kOhms	±1%	0.1	0603	Thick Film	±100ppm/°C	-55°C ~ 155°C	Active	Cut Tape & Digi-Reel
RMCF0603FG33K2	Stackpole Electronics Inc	33.2 kOhms	±1%	0.1	0603	Thick Film	±100ppm/°C	-55°C ~ 155°C	Active	Cut Tape
RMCF0603FT33K2	Stackpole Electronics Inc	33.2 kOhms	±1%	0.1	0603	Thick Film	±100ppm/°C	-55°C ~ 155°C	Active	Tape & Reel
CR0603-FX-3322ELF	Bourns Inc.	33.2 kOhms	±1%	0.1	0603	Thick Film	±100ppm/°C	-55°C ~ 155°C	Active	Tape & Reel
RC0603FR-0733K2L	YAGEO	33.2 kOhms	±1%	0.1	0603	Thick Film	±100ppm/°C	-55°C ~ 155°C	Active	Cut Tape & Digi-Reel
RC1608F3322CS	Samsung Electro-Mechanics	33.2 kOhms	±1%	0.1	0603	Thick Film	±100ppm/°C	-55°C ~ 155°C	Active	Cut Tape

Engineering Selection Recommendations

For applications requiring the MCR03EZPFX3322, the following selection criteria apply:

Active Status Priority: ERJ-3EKF3322V (Panasonic), RMCF0603FG33K2 and RMCF0603FT33K2 (Stackpole), CR0603-FX-3322ELF (Bourns), RC0603FR-0733K2L (YAGEO), and RC1608F3322CS (Samsung Electro-Mechanics) are all in active production status and represent the most reliable long-term sourcing options.

Automotive Applications: ERJ-3EKF3322V and both Stackpole RMCF variants carry AEC-Q200 automotive qualification, matching the original MCR03EZPFX3322 specification. These are preferred for automotive-grade applications.

Packaging Considerations: Stackpole RMCF0603FT33K2 offers the highest inventory availability (323,019 pcs) in Tape & Reel format, suitable for high-volume automated assembly. Panasonic ERJ-3EKF3322V provides 58,737 pcs in Cut Tape & Digi-Reel format for flexible procurement.

RoHS3 Compliance: All substitute parts maintain ROHS3 compliance and MSL rating of 1 (Unlimited), ensuring compatibility with modern manufacturing and environmental standards.

Frequently Asked Questions (FAQ)

Q: Can I substitute the MCR03EZPFX3322 with any of the listed parts?

A: Yes. All listed parts meet the identical electrical specifications (33.2 kOhms ±1%, 0.1W, 0603 package, ±100ppm/°C temperature coefficient, -55°C to 155°C operating range) and environmental compliance requirements (ROHS3, MSL 1). Functional equivalence is guaranteed across all substitute parts.

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

A: Cut Tape (CT) is supplied in smaller quantities on individual tape strips, suitable for low-volume or prototype applications. Tape & Reel (TR) is supplied on continuous reels for high-volume automated assembly. Both formats contain identical components; the difference is procurement and handling format only.

Q: Why should I choose an AEC-Q200 rated part over a non-automotive rated substitute?

A: AEC-Q200 certification indicates the component meets automotive industry reliability and qualification standards. For automotive applications, ERJ-3EKF3322V and Stackpole RMCF variants are recommended. For non-automotive applications, all substitutes are functionally equivalent.

Q: Are there any differences in temperature coefficient or operating range among the substitutes?

A: No. All substitute parts share identical temperature coefficient (±100ppm/°C) and operating temperature range (-55°C to 155°C). Temperature performance is equivalent across all options.

Q: What does MSL 1 (Unlimited) mean for moisture sensitivity?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All substitute parts carry this rating, eliminating moisture-related procurement constraints.

Q: Which substitute offers the best inventory availability?

A: Stackpole RMCF0603FT33K2 provides the highest inventory level at 323,019 pcs, followed by Panasonic ERJ-3EKF3322V at 58,737 pcs. Both are in active production and suitable for immediate procurement.

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