MCR18ERTF7321 Equivalent & Substitute Parts

Part Overview

The MCR18ERTF7321 is a 7.32 kOhms ±1% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by Rohm Semiconductor. This part is discontinued at DiGi Electronics, necessitating identification of functionally equivalent alternatives from active manufacturers. All substitute parts maintain identical electrical specifications and package dimensions, ensuring direct replacement capability in existing designs.

Key Parameters

Parameter	Value
Resistance	7.32 kOhms
Tolerance	±1%
Power Rating	0.25W (1/4W)
Package / Case	1206 (3216 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Terminations	2
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

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

Resistance value: 7.32 kOhms
Tolerance: ±1%
Power rating: 0.25W (1/4W)
Package: 1206 (3216 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C
Termination count: 2
RoHS3 compliance
MSL rating: 1 (Unlimited)

All listed substitute parts meet these core electrical and mechanical requirements. Additional features such as moisture resistance or automotive AEC-Q200 qualification represent enhancements that do not preclude substitution but may offer improved performance in specific applications.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	Product Status	Features
MCR18ERTF7321	Rohm Semiconductor	7.32 kΩ	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Discontinued	—
CR1206-FX-7321ELF	Bourns Inc.	7.32 kΩ	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	Moisture Resistant
CRCW12067K32FKEA	Vishay Dale	7.32 kΩ	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	Automotive AEC-Q200
ERJ-8ENF7321V	Panasonic Electronic Components	7.32 kΩ	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Not For New Designs	Automotive AEC-Q200
RC1206FR-077K32L	YAGEO	7.32 kΩ	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	Moisture Resistant
RMCF1206FT7K32	Stackpole Electronics Inc	7.32 kΩ	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	Automotive AEC-Q200

Engineering Selection Recommendations

For new designs and ongoing production, CR1206-FX-7321ELF (Bourns), CRCW12067K32FKEA (Vishay Dale), RC1206FR-077K32L (YAGEO), and RMCF1206FT7K32 (Stackpole Electronics) are all active products with full manufacturer support and ROHS3 compliance. These parts are suitable for direct substitution in applications previously using MCR18ERTF7321.

ERJ-8ENF7321V (Panasonic) is marked "Not For New Designs" and should be avoided for new development, though it remains electrically equivalent for legacy system repairs or maintenance applications.

Selection among active alternatives may be based on supply chain availability, packaging format (Tape & Reel), or application-specific requirements such as automotive AEC-Q200 qualification (CRCW12067K32FKEA, RMCF1206FT7K32) or moisture resistance features (CR1206-FX-7321ELF, RC1206FR-077K32L).

Frequently Asked Questions (FAQ)

Q: Can I use any of these substitute parts as a direct replacement for MCR18ERTF7321?

A: Yes. All listed substitute parts are electrically and mechanically equivalent, sharing identical resistance, tolerance, power rating, package type, and operating temperature range. They are suitable for direct PCB substitution without circuit modification.

Q: What is the difference between parts with "Moisture Resistant" and "Automotive AEC-Q200" features?

A: Moisture Resistant parts (CR1206-FX-7321ELF, RC1206FR-077K32L) provide enhanced protection against humidity exposure. Automotive AEC-Q200 parts (CRCW12067K32FKEA, RMCF1206FT7K32, ERJ-8ENF7321V) meet automotive industry reliability standards. These are feature enhancements; all parts meet the base MSL 1 (Unlimited) moisture sensitivity requirement.

Q: Why is ERJ-8ENF7321V marked "Not For New Designs"?

A: This designation indicates the manufacturer is phasing out this product line. While electrically equivalent and suitable for replacement in existing systems, it should not be selected for new product development due to uncertain long-term availability.

Q: Are all substitute parts available in Tape & Reel packaging?

A: Yes. All substitute parts listed are available in Tape & Reel (TR) packaging, suitable for automated assembly processes.

Q: Do dimensional variations between parts affect PCB compatibility?

A: All parts conform to the 1206 (3216 Metric) package standard. Minor dimensional variations (length 0.120"–0.126", width 0.061"–0.063", height 0.024"–0.030") fall within standard PCB pad tolerances and do not affect placement or soldering.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message