ERJ-S14F5100U Equivalent & Substitute Parts

Part Overview

The ERJ-S14F5100U is a 510 Ohm ±1% thick film chip resistor rated at 0.5W (1/2W) in a 1210 (3225 Metric) surface mount package. Manufactured by Panasonic Electronic Components, this part features anti-sulfur coating and automotive AEC-Q200 qualification, making it suitable for harsh automotive environments with operating temperatures from -55°C to 155°C. The part is currently in active production status with 956 units in stock. Equivalent and substitute parts are identified when they share identical electrical specifications (resistance value, tolerance, power rating, temperature coefficient) and mechanical compatibility (package size, termination count) while meeting the same or equivalent quality and compliance standards.

Substiute Parts

ERJ-S14F5100U

Panasonic Electronic ComponentsIn Stock: 1036ERJ-S14F5100U Datasheet

Current PartRFQ

ERJ-14NF5100U

Panasonic Electronic ComponentsIn Stock: 10848ERJ-14NF5100U Datasheet

SimilarRFQ

AC1210FR-07510RL

YAGEOIn Stock: 16021AC1210FR-07510RL Datasheet

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RC1210FR-07510RL

YAGEOIn Stock: 5986RC1210FR-07510RL Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S14F5100U is determined by strict equivalence across the following parameters:

• Resistance value: 510 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
• Termination count: 2
• RoHS compliance: ROHS3 Compliant
• Moisture sensitivity: MSL 1

All identified substitute parts meet these core electrical and mechanical requirements. Variations in physical dimensions (length, width, height) within the 1210 package specification and differences in additional features (anti-sulfur coating, moisture resistance) do not affect functional interchangeability for standard circuit applications.

Parameter Comparison

Engineering Selection Recommendations

Primary Selection (Active Status): The ERJ-S14F5100U remains the recommended choice for new designs due to its active production status and anti-sulfur coating feature, which provides enhanced reliability in corrosive environments. This part is suitable for automotive applications requiring AEC-Q200 qualification.

Alternative Selections (Active Status): AC1210FR-07510RL (YAGEO) and RC1210FR-07510RL (YAGEO) are both active production alternatives that meet all electrical and mechanical requirements. AC1210FR-07510RL includes moisture-resistant features and AEC-Q200 qualification. RC1210FR-07510RL provides moisture resistance without explicit AEC-Q200 marking. Both YAGEO parts are suitable for new designs.

Legacy Selection (Not For New Designs): ERJ-14NF5100U (Panasonic) is functionally equivalent but marked as "Not For New Designs." This part should be used only for replacement or maintenance of existing assemblies where design continuity is required.

Frequently Asked Questions (FAQ)

Q: Can ERJ-S14F5100U be directly replaced with ERJ-14NF5100U? A: Yes, from an electrical and mechanical standpoint. Both parts share identical resistance (510 Ohms), tolerance (±1%), power rating (0.5W), package (1210), and operating temperature range (-55°C to 155°C). However, ERJ-14NF5100U is marked "Not For New Designs," so it should be used only for existing product maintenance.

Q: What is the difference between Panasonic and YAGEO substitute parts? A: All parts meet the same core electrical specifications and package requirements. Panasonic ERJ-S14F5100U includes anti-sulfur coating. YAGEO AC1210FR-07510RL and RC1210FR-07510RL feature moisture-resistant thick film composition. Selection depends on application-specific environmental requirements and supply chain preferences.

Q: Are there physical dimension differences between these parts? A: Minor variations exist within the 1210 package specification. ERJ-S14F5100U and ERJ-14NF5100U measure 3.20mm × 2.50mm with 0.70mm maximum height. AC1210FR-07510RL and RC1210FR-07510RL measure 3.10mm × 2.60mm with 0.60mm maximum height. These differences remain within standard 1210 package tolerances and do not affect PCB layout compatibility.

Q: Which substitute part is recommended for automotive applications? A: ERJ-S14F5100U (primary) and AC1210FR-07510RL both carry AEC-Q200 automotive qualification. For new automotive designs, either part is acceptable. ERJ-S14F5100U offers anti-sulfur protection; AC1210FR-07510RL offers moisture resistance.

Q: Are all substitute parts RoHS3 compliant? A: Yes. All four parts (ERJ-S14F5100U, ERJ-14NF5100U, AC1210FR-07510RL, RC1210FR-07510RL) are ROHS3 Compliant with MSL 1 (Unlimited) moisture sensitivity rating.