ERJ-S14F4420U Equivalent & Substitute Parts

Part Overview

The ERJ-S14F4420U is a 442 Ohm ±1% 0.5W thick film chip resistor in 1210 (3225 Metric) package manufactured by Panasonic Electronic Components. This part is rated for automotive applications under AEC-Q200 and features anti-sulfur construction with operating temperature range of -55°C to 155°C. The part is currently Active in product status with 717 pieces in stock.

Substitute parts are necessary when the primary part becomes unavailable, when design requirements shift to alternative manufacturers, or when supply chain optimization is needed while maintaining equivalent electrical and mechanical performance.

Substiute Parts

ERJ-S14F4420U

Panasonic Electronic ComponentsIn Stock: 745ERJ-S14F4420U Datasheet

Current PartRFQ

ERJ-14NF4420U

Panasonic Electronic ComponentsIn Stock: 6928ERJ-14NF4420U Datasheet

SimilarRFQ

CRCW1210442RFKEA

Vishay DaleIn Stock: 13817CRCW1210442RFKEA Datasheet

SimilarRFQ

RC1210FR-07442RL

YAGEOIn Stock: 2126RC1210FR-07442RL Datasheet

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RMCF1210FT442R

Stackpole Electronics IncIn Stock: 8983RMCF1210FT442R Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the ERJ-S14F4420U are qualified based on the following criteria:

• Resistance value: 442 Ohms
• Tolerance: ±1%
• Power rating: 0.5W (1/2W)
• Package: 1210 (3225 Metric)
• Composition: Thick Film
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C to 155°C
• Number of terminations: 2
• RoHS3 compliance
• Moisture Sensitivity Level: 1

All substitute parts listed meet these core electrical and mechanical specifications. Variations in product status, specific feature sets (such as anti-sulfur or moisture-resistant construction), and manufacturer certifications are noted but do not disqualify substitution eligibility when core parameters align.

Parameter Comparison

Engineering Selection Recommendations

For new designs requiring AEC-Q200 automotive qualification, select from CRCW1210442RFKEA (Vishay Dale) or RMCF1210FT442R (Stackpole Electronics), both of which are Active products with automotive ratings and full RoHS3 compliance.

For applications where AEC-Q200 is not required, RC1210FR-07442RL (YAGEO) is an Active product with moisture-resistant construction and RoHS3 compliance.

The ERJ-14NF4420U (Panasonic) carries a "Not For New Designs" status and should be used only for legacy system maintenance or replacement scenarios where design continuity is required.

The primary part ERJ-S14F4420U remains the preferred choice for new automotive applications due to its Active status, anti-sulfur construction, and AEC-Q200 rating.

Frequently Asked Questions (FAQ)

Q: Can ERJ-14NF4420U replace ERJ-S14F4420U in new designs? A: No. ERJ-14NF4420U carries a "Not For New Designs" status. Use this part only for legacy system maintenance. For new designs, select from Active alternatives: CRCW1210442RFKEA, RMCF1210FT442R, or RC1210FR-07442RL.

Q: Are all substitute parts suitable for automotive applications? A: CRCW1210442RFKEA and RMCF1210FT442R carry AEC-Q200 automotive ratings. RC1210FR-07442RL does not have AEC-Q200 certification. For automotive applications, use only AEC-Q200 rated parts.

Q: Do all substitute parts use the same 1210 package? A: Yes. All listed substitute parts use the 1210 (3225 Metric) package with identical electrical specifications (442 Ohms ±1%, 0.5W, ±100ppm/°C, -55°C to 155°C operating range).

Q: What is the difference between anti-sulfur and moisture-resistant construction? A: Anti-sulfur construction (ERJ-S14F4420U) protects against sulfur contamination in harsh environments. Moisture-resistant construction (RC1210FR-07442RL) provides protection against moisture ingress. Both are valid for different application environments.

Q: Are all substitute parts RoHS3 compliant? A: Yes. All listed parts, including the primary part ERJ-S14F4420U, are ROHS3 Compliant with Moisture Sensitivity Level 1 (Unlimited).