ERJ-8ENF44R2V Equivalent & Substitute Parts

Part Overview

The ERJ-8ENF44R2V is a 44.2 Ohm ±1% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by Panasonic Electronic Components. This part is classified as Not For New Designs, indicating it has been superseded in the product lifecycle. The part carries Automotive AEC-Q200 qualification and ROHS3 compliance. Equivalent and substitute parts are necessary for applications requiring continued supply, design flexibility, or enhanced performance characteristics such as anti-sulfur protection or higher power ratings.

Key Parameters

Parameter	Value
Resistance	44.2 Ohms
Tolerance	±1%
Power Rating	0.25W (1/4W)
Package	1206 (3216 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C to 155°C
Moisture Sensitivity Level	1 (Unlimited)
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict equivalence across the following parameters: resistance value (44.2 Ohms), tolerance (±1%), package type (1206), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and moisture sensitivity level (MSL 1). Parts are grouped into three categories:

Direct Equivalents (0.25W, 1/4W): Parts meeting all core parameters with identical power rating. These include CR1206-FX-44R2ELF (Bourns), CRCW120644R2FKEA and CRCW120644R2FKEB (Vishay Dale), KTR18EZPF44R2 (Rohm), RC1206FR-0744R2L (YAGEO), RMCF1206FT44R2 (Stackpole), and AR1206FR-0744R2L (YAGEO).

Upgrade Equivalent (0.75W, 3/4W): CRCW120644R2FKEAHP (Vishay Dale) maintains all core parameters but provides enhanced power rating (0.75W vs. 0.25W), enabling use in higher power dissipation applications while maintaining footprint compatibility.

Active Upgrade Alternative: ERJ-S08F44R2V (Panasonic) is an active product in the same manufacturer's portfolio with identical electrical specifications and adds anti-sulfur protection, addressing corrosion concerns in harsh environments.

Compliance Variant: CRCW120644R2FKTA (Vishay Dale) is electrically equivalent but carries RoHS non-compliance and REACH Affected status, limiting use to applications without regulatory restrictions.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	Features	Status	RoHS
ERJ-8ENF44R2V	Panasonic	44.2Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200	Not For New Designs	ROHS3
ERJ-S08F44R2V	Panasonic	44.2Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Anti-Sulfur, Automotive AEC-Q200	Active	ROHS3
CR1206-FX-44R2ELF	Bourns	44.2Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Moisture Resistant	Active	ROHS3
CRCW120644R2FKEA	Vishay Dale	44.2Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200	Active	ROHS3
CRCW120644R2FKEB	Vishay Dale	44.2Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200	Active	ROHS3
CRCW120644R2FKTA	Vishay Dale	44.2Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200	Active	Non-Compliant
KTR18EZPF44R2	Rohm Semiconductor	44.2Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200, High Voltage	Active	ROHS3
RC1206FR-0744R2L	YAGEO	44.2Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Moisture Resistant	Active	ROHS3
RMCF1206FT44R2	Stackpole Electronics	44.2Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200	Active	ROHS3
CRCW120644R2FKEAHP	Vishay Dale	44.2Ω	±1%	0.75	1206	±100ppm/°C	-55 to 155°C	Automotive AEC-Q200, Pulse Withstanding	Active	ROHS3
AR1206FR-0744R2L	YAGEO	44.2Ω	±1%	0.25	1206	±100ppm/°C	-55 to 155°C	Moisture Resistant	Active	ROHS3

Engineering Selection Recommendations

For applications requiring direct replacement with identical electrical and thermal characteristics, select from active products: CRCW120644R2FKEA, CRCW120644R2FKEB, KTR18EZPF44R2, RC1206FR-0744R2L, RMCF1206FT44R2, or AR1206FR-0744R2L. All maintain ROHS3 compliance and AEC-Q200 automotive qualification where specified.

For new designs, ERJ-S08F44R2V (Panasonic) is the recommended upgrade path, offering active product status with anti-sulfur protection and identical core specifications.

For applications with higher power dissipation requirements within the same 1206 footprint, CRCW120644R2FKEAHP provides 0.75W rating with pulse withstanding capability while maintaining all other parameters.

CRCW120644R2FKTA is suitable only for applications without RoHS or REACH regulatory requirements.

Frequently Asked Questions (FAQ)

Q: Can ERJ-S08F44R2V replace ERJ-8ENF44R2V directly? A: Yes. ERJ-S08F44R2V is a direct electrical equivalent with identical resistance, tolerance, power rating, package, and temperature specifications. The addition of anti-sulfur protection provides enhanced environmental performance without affecting circuit compatibility.

Q: What is the difference between CRCW120644R2FKEA and CRCW120644R2FKEB? A: Both are electrically and mechanically identical 44.2 Ohm ±1% 0.25W 1206 resistors from Vishay Dale with AEC-Q200 qualification. The suffix difference (EA vs. EB) indicates different manufacturing batches or tape configurations. Selection between them is based on inventory availability and supplier preference.

Q: Can CRCW120644R2FKEAHP be used as a drop-in replacement? A: CRCW120644R2FKEAHP is mechanically compatible (same 1206 footprint) and electrically equivalent in resistance and tolerance. However, it provides 0.75W power rating versus the original 0.25W. Use only if the circuit can tolerate the higher power capability or if increased power dissipation margin is desired. No circuit modification is required.

Q: Why is CRCW120644R2FKTA listed if it is RoHS non-compliant? A: CRCW120644R2FKTA is electrically and mechanically equivalent but carries RoHS non-compliance and REACH Affected status. It is included for reference in applications without regulatory restrictions. For regulated applications, select ROHS3-compliant alternatives.

Q: Are moisture-resistant variants (RC1206FR-0744R2L, AR1206FR-0744R2L) interchangeable with standard variants? A: Yes. Moisture-resistant variants are fully interchangeable with standard variants. They provide enhanced protection in humid or corrosive environments while maintaining identical electrical specifications and 1206 package compatibility.

Q: What does "High Voltage" designation on KTR18EZPF44R2 mean? A: The High Voltage designation indicates enhanced voltage withstanding capability. KTR18EZPF44R2 is electrically equivalent to other 44.2 Ohm ±1% 0.25W 1206 resistors and is suitable for applications requiring higher voltage stress tolerance.

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