ERJ-PA3F3741V Equivalent & Substitute Parts

Part Overview

The ERJ-PA3F3741V is a 3.74 kOhms ±1% thick film chip resistor manufactured by Panasonic Electronic Components in the 0603 (1608 Metric) package. Rated for 0.333W (1/3W) power dissipation with automotive AEC-Q200 qualification and pulse withstanding capability, this component operates across -55°C to 155°C. The part is currently active in production with 905 units in stock. Equivalent and substitute parts are identified when they maintain critical electrical parameters (resistance value, tolerance, temperature coefficient) and mechanical compatibility (package size, termination count) while meeting the same automotive and compliance standards.

Substiute Parts

ERJ-PA3F3741V

Panasonic Electronic ComponentsIn Stock: 985ERJ-PA3F3741V Datasheet

Current PartRFQ

RCS06033K74FKEA

Vishay DaleIn Stock: 7572RCS06033K74FKEA Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the ERJ-PA3F3741V is determined by strict equivalence in the following parameters:

• Resistance value: 3.74 kOhms (exact match required)
• Tolerance: ±1% (exact match required)
• Package: 0603 (1608 Metric) with 2 terminations (exact match required)
• Composition: Thick Film (exact match required)
• Temperature Coefficient: ±100ppm/°C (exact match required)
• Operating Temperature Range: -55°C ~ 155°C (exact match required)
• Automotive Compliance: AEC-Q200 (exact match required)
• RoHS Status: ROHS3 Compliant (exact match required)

The power rating may vary within acceptable limits for the application, provided the substitute part meets or exceeds the minimum power dissipation requirement. All substitute parts must maintain identical electrical performance and automotive qualification standards.

Parameter Comparison

Engineering Selection Recommendations

The RCS06033K74FKEA (Vishay Dale) is a direct substitute for the ERJ-PA3F3741V based on matching electrical specifications, package compatibility, and automotive compliance. Both parts are AEC-Q200 qualified, ROHS3 compliant, and feature identical resistance, tolerance, temperature coefficient, and operating temperature range.

The primary difference is the power rating: the Vishay Dale substitute is rated at 0.25W (1/4W) compared to the Panasonic original at 0.333W (1/3W). This lower power rating is acceptable for applications where the actual power dissipation does not exceed 0.25W. For circuits requiring the full 0.333W dissipation capability, the original ERJ-PA3F3741V must be retained.

Both parts maintain identical mechanical dimensions within tolerance and are suitable for automated assembly in 0603 package footprints. Selection between these parts depends solely on the application's power dissipation requirements and component availability.

Frequently Asked Questions (FAQ)

Q: Can the RCS06033K74FKEA replace the ERJ-PA3F3741V in all applications?

A: The RCS06033K74FKEA is electrically and mechanically compatible with the ERJ-PA3F3741V for applications where power dissipation does not exceed 0.25W. If your circuit requires the full 0.333W power rating, the original part must be used.

Q: Are the physical dimensions identical between these parts?

A: Both parts use the 0603 (1608 Metric) package with 2 terminations. Minor dimensional variations exist within manufacturing tolerance (Panasonic: 1.60mm x 0.80mm x 0.55mm max height; Vishay Dale: 1.55mm x 0.85mm x 0.50mm max height), but both are compatible with standard 0603 PCB footprints.

Q: Do both parts meet automotive standards?

A: Yes. Both the ERJ-PA3F3741V and RCS06033K74FKEA are AEC-Q200 qualified, pulse withstanding, and suitable for automotive applications.

Q: What is the significance of the ±100ppm/°C temperature coefficient?

A: The temperature coefficient indicates the resistance change per degree Celsius across the operating range. Both parts have identical temperature stability, ensuring consistent performance across -55°C to 155°C.

Q: Are both parts RoHS compliant?

A: Yes. Both parts are ROHS3 compliant with Moisture Sensitivity Level 1 (unlimited shelf life), meeting environmental and regulatory requirements.