ERJ-S14F2400U Equivalent & Substitute Parts

Part Overview

The ERJ-S14F2400U is a 240 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 construction with operating temperature range from -55°C to 155°C. The part is currently in active production status. Equivalent and substitute parts are necessary when the primary part experiences supply constraints, extended lead times, or when design flexibility permits component sourcing from alternative manufacturers while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Resistance	240 Ohms
Tolerance	±1%
Power Rating	0.5W (1/2W)
Package / Case	1210 (3225 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C to 155°C
Automotive Rating	AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S14F2400U is determined by strict equivalence across the following critical parameters:

Resistance value: 240 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
Automotive compliance: AEC-Q200
RoHS compliance: ROHS3
Moisture sensitivity: MSL 1

All substitute parts listed meet these core electrical and mechanical requirements. Dimensional variations within the 1210 package specification and differences in secondary features (such as anti-sulfur vs. moisture-resistant construction) do not affect functional interchangeability in standard circuit applications.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	AEC-Q200	RoHS3	Product Status	Inventory
ERJ-S14F2400U	Panasonic	240 Ω	±1%	0.5	1210	±100ppm/°C	-55 to 155°C	Yes	Yes	Active	715 Pcs
ERJ-14NF2400U	Panasonic	240 Ω	±1%	0.5	1210	±100ppm/°C	-55 to 155°C	Yes	Yes	Not For New Designs	10682 Pcs
AC1210FR-07240RL	YAGEO	240 Ω	±1%	0.5	1210	±100ppm/°C	-55 to 155°C	Yes	Yes	Active	5267 Pcs
CRCW1210240RFKEA	Vishay Dale	240 Ω	±1%	0.5	1210	±100ppm/°C	-55 to 155°C	Yes	Yes	Active	5916 Pcs
RC1210FR-07240RL	YAGEO	240 Ω	±1%	0.5	1210	±100ppm/°C	-55 to 155°C	No	Yes	Active	13810 Pcs

Engineering Selection Recommendations

For new designs and active production, AC1210FR-07240RL (YAGEO) and CRCW1210240RFKEA (Vishay Dale) are preferred substitutes. Both parts maintain active product status, full AEC-Q200 automotive compliance, and ROHS3 certification. These components provide equivalent electrical performance and mechanical compatibility with the ERJ-S14F2400U.

ERJ-14NF2400U (Panasonic) is electrically and mechanically equivalent but carries "Not For New Designs" status, making it suitable only for legacy system maintenance or replacement applications where design revision is not feasible.

RC1210FR-07240RL (YAGEO) meets all electrical and mechanical requirements but lacks explicit AEC-Q200 automotive rating in the provided specifications. This part is suitable for non-automotive applications or where automotive compliance is not a design requirement.

Frequently Asked Questions (FAQ)

Q: Can ERJ-S14F2400U be directly replaced with AC1210FR-07240RL or CRCW1210240RFKEA?

A: Yes. Both parts are direct functional equivalents. They share identical resistance (240 Ω), tolerance (±1%), power rating (0.5W), package (1210), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and AEC-Q200 automotive compliance. Physical dimensions vary slightly within 1210 package tolerances and do not affect PCB layout or circuit performance.

Q: What is the difference between ERJ-S14F2400U and ERJ-14NF2400U?

A: Both are Panasonic 240 Ω ±1% 0.5W 1210 resistors with identical electrical specifications. The primary difference is product lifecycle status: ERJ-S14F2400U is active for new designs, while ERJ-14NF2400U is designated "Not For New Designs." The ERJ-14NF series represents an earlier product generation. Electrical performance and mechanical compatibility are equivalent.

Q: Is RC1210FR-07240RL suitable for automotive applications?

A: RC1210FR-07240RL meets all electrical and mechanical specifications for automotive use but does not carry explicit AEC-Q200 certification in the provided data. Use this part only in non-automotive applications or where automotive compliance is not mandated by design requirements.

Q: Are there dimensional differences between substitute parts?

A: Minor dimensional variations exist within the 1210 (3225 Metric) package specification. AC1210FR-07240RL and RC1210FR-07240RL measure 0.122" L × 0.102" W (3.10mm × 2.60mm) with 0.024" (0.60mm) maximum seated height. ERJ-S14F2400U and CRCW1210240RFKEA measure 0.126" L × 0.098" W (3.20mm × 2.50mm) with 0.028" and 0.024" maximum seated heights respectively. These variations remain within 1210 package tolerances and do not require PCB layout modification.

Q: Which substitute part offers the best inventory availability?

A: RC1210FR-07240RL (YAGEO) has the highest inventory level at 13,810 pieces. CRCW1210240RFKEA (Vishay Dale) provides 5,916 pieces, and AC1210FR-07240RL (YAGEO) provides 5,267 pieces. All three active-status alternatives offer substantial stock for production requirements.

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