Equivalent & Substitute Parts for ERJ-S14F34R0U

Part Overview

The ERJ-S14F34R0U is a 34 Ohm ±1% 0.5W thick film chip resistor in 1210 (3225 Metric) package manufactured by Panasonic Electronic Components. This component is rated for automotive applications under AEC-Q200 and features anti-sulfur properties. The part is currently in active production status with 1025 units in stock.

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating), mechanical compatibility (package size and termination count), and automotive qualification requirements. Alternative sources provide equivalent performance for applications where the primary part is unavailable or where design flexibility permits component substitution.

Substiute Parts

ERJ-S14F34R0U

Panasonic Electronic ComponentsIn Stock: 1083ERJ-S14F34R0U Datasheet

Current PartRFQ

ERJ-14NF34R0U

Panasonic Electronic ComponentsIn Stock: 20469ERJ-14NF34R0U Datasheet

SimilarRFQ

AC1210FR-0734RL

YAGEOIn Stock: 1206AC1210FR-0734RL Datasheet

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RMCF1210FT34R0

Stackpole Electronics IncIn Stock: 4811RMCF1210FT34R0 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S14F34R0U is determined by strict equivalence across the following parameters:

• Resistance value: 34 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 ~ 155°C
• Automotive qualification: AEC-Q200
• Termination count: 2
• RoHS compliance: ROHS3 Compliant
• Moisture sensitivity: MSL 1

All identified substitute parts meet these electrical and mechanical criteria. Variations in physical dimensions (length, width, height) within the 1210 package specification and differences in packaging format (Tape & Reel versus Cut Tape) do not affect functional substitutability. Product status differences are noted for design planning purposes.

Parameter Comparison

Engineering Selection Recommendations

All four parts listed meet the core electrical and mechanical requirements for direct substitution in applications requiring a 34 Ohm ±1% 0.5W 1210 package thick film resistor with AEC-Q200 automotive qualification.

For new designs, select from parts with Active product status: ERJ-S14F34R0U (Panasonic), AC1210FR-0734RL (YAGEO), or RMCF1210FT34R0 (Stackpole). The ERJ-14NF34R0U carries a "Not For New Designs" status and should be reserved for legacy system maintenance or replacement applications only.

Packaging format selection depends on assembly process requirements. Tape & Reel format suits high-volume automated pick-and-place operations. Cut Tape format accommodates lower-volume or manual assembly workflows. The RMCF1210FT34R0 is supplied in Cut Tape format; all other parts are available in Tape & Reel.

All parts maintain ROHS3 compliance, AEC-Q200 automotive qualification, and MSL 1 moisture sensitivity rating. Physical dimension variations within the 1210 package specification do not affect PCB layout or assembly compatibility.

Frequently Asked Questions (FAQ)

Q: Can ERJ-S14F34R0U be replaced with ERJ-14NF34R0U?

A: Electrical and mechanical substitution is possible. However, ERJ-14NF34R0U carries "Not For New Designs" status. Use this part only for replacement in existing systems. For new designs, select AC1210FR-0734RL or RMCF1210FT34R0.

Q: Are there differences in physical dimensions between substitute parts?

A: Minor variations exist within the 1210 package specification. ERJ-S14F34R0U and RMCF1210FT34R0 measure 0.126" L × 0.098" W with 0.028" maximum seated height. AC1210FR-0734RL measures 0.122" L × 0.102" W with 0.024" maximum seated height. These variations remain within 1210 package tolerances and do not affect PCB layout or assembly compatibility.

Q: What is the difference between Tape & Reel and Cut Tape packaging?

A: Tape & Reel packaging supplies components on continuous carrier tape wound on reels, suitable for automated assembly lines. Cut Tape supplies components on tape segments, typically used for lower-volume or manual assembly processes. Electrical and mechanical performance are identical; packaging choice depends on assembly workflow.

Q: Are all substitute parts AEC-Q200 qualified?

A: Yes. All four parts carry AEC-Q200 automotive qualification and are suitable for automotive applications requiring this certification.

Q: Can I use these parts interchangeably in existing designs?

A: Yes, provided the design does not impose additional constraints beyond the specified electrical and mechanical parameters. All parts meet identical resistance, tolerance, power rating, package, temperature coefficient, operating temperature range, and automotive qualification requirements.