ERJ-S08F5102V Equivalent & Substitute Parts

Part Overview

The ERJ-S08F5102V is a 51 kOhms ±1% 0.25W chip resistor in 1206 (3216 Metric) package manufactured by Panasonic Electronic Components. This thick film resistor features anti-sulfur coating and automotive AEC-Q200 qualification, designed for applications requiring high reliability in harsh environments. The part is currently in active production status with 1069 units in stock.

Substitute parts become necessary when the primary part experiences supply constraints, extended lead times, or when design requirements permit equivalent alternatives that meet the same electrical and mechanical specifications. All substitute parts listed maintain identical resistance value, tolerance, power rating, package dimensions, and temperature operating range.

Key Parameters

Parameter	Value
Resistance	51 kOhms
Tolerance	±1%
Power Rating	0.25W (1/4W)
Package / Case	1206 (3216 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C to 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)
Number of Terminations	2

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S08F5102V is determined by strict equivalence across the following parameters:

Resistance value: 51 kOhms (exact match required)
Tolerance: ±1% (exact match required)
Power rating: 0.25W (exact match required)
Package: 1206 (3216 Metric) (exact match required)
Composition: Thick Film (exact match required)
Temperature coefficient: ±100ppm/°C (exact match required)
Operating temperature range: -55°C to 155°C (exact match required)
RoHS compliance: ROHS3 Compliant (exact match required)
Moisture sensitivity: MSL 1 (exact match required)

All substitute parts listed meet these criteria. Variations in product status, certifications (such as AEC-Q200), or minor dimensional differences do not affect functional interchangeability within the specified electrical and thermal operating envelope.

Parameter Comparison

Manufacturer	Part Number	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp (°C)	AEC-Q200	Product Status	Inventory
Panasonic Electronic Components	ERJ-S08F5102V	51 kOhms	±1%	0.25	1206	±100ppm/°C	-55 to 155	Yes	Active	1069
Panasonic Electronic Components	ERJ-8ENF5102V	51 kOhms	±1%	0.25	1206	±100ppm/°C	-55 to 155	Yes	Not For New Designs	108313
TE Connectivity Passive Product	CRG1206F51K	51 kOhms	±1%	0.25	1206	±100ppm/°C	-55 to 155	No	Active	1075
YAGEO	AC1206FR-0751KL	51 kOhms	±1%	0.25	1206	±100ppm/°C	-55 to 155	Yes	Active	4204
Bourns Inc.	CR1206-FX-5102ELF	51 kOhms	±1%	0.25	1206	±100ppm/°C	-55 to 155	No	Active	46157
Vishay Dale	CRCW120651K0FKEA	51 kOhms	±1%	0.25	1206	±100ppm/°C	-55 to 155	Yes	Active	5100
YAGEO	RC1206FR-0751KL	51 kOhms	±1%	0.25	1206	±100ppm/°C	-55 to 155	No	Active	95269
Stackpole Electronics Inc	RMCF1206FT51K0	51 kOhms	±1%	0.25	1206	±100ppm/°C	-55 to 155	Yes	Active	39828

Engineering Selection Recommendations

For new designs, select from parts with Active product status: CRG1206F51K, AC1206FR-0751KL, CR1206-FX-5102ELF, CRCW120651K0FKEA, RC1206FR-0751KL, or RMCF1206FT51K0.

For applications requiring automotive qualification (AEC-Q200), the following parts are certified: ERJ-S08F5102V, AC1206FR-0751KL, CRCW120651K0FKEA, and RMCF1206FT51K0.

The ERJ-8ENF5102V carries "Not For New Designs" status and should be used only for legacy system maintenance or when existing inventory constraints require it.

All listed substitutes maintain ROHS3 compliance and MSL 1 rating, ensuring compatibility with standard PCB assembly processes and long-term storage without moisture sensitivity concerns.

Frequently Asked Questions (FAQ)

Q: Can ERJ-S08F5102V be replaced with CRG1206F51K in automotive applications?

A: CRG1206F51K meets all electrical and mechanical specifications but lacks AEC-Q200 certification. Use only in non-automotive applications or where automotive qualification is not required.

Q: What is the difference between ERJ-S08F5102V and ERJ-8ENF5102V?

A: Both parts are electrically and mechanically identical. ERJ-8ENF5102V is marked "Not For New Designs" and should be reserved for legacy system support only.

Q: Are all substitute parts suitable for high-temperature applications?

A: Yes. All listed substitutes operate across the full -55°C to 155°C temperature range with ±100ppm/°C temperature coefficient, meeting the thermal requirements of the original part.

Q: Does packaging format affect substitution eligibility?

A: The main part is supplied in Tape & Reel (TR) format. RC1206FR-0751KL is supplied in Cut Tape (CT) & Digi-Reel format. Both formats contain identical components; packaging format does not affect electrical performance or PCB assembly compatibility.

Q: Which substitute offers the highest inventory availability?

A: RC1206FR-0751KL (95,269 units) and CR1206-FX-5102ELF (46,157 units) offer the largest available stock quantities.

Q: Can CRCW120651K0FKEAHP be used as a substitute?

A: CRCW120651K0FKEAHP has a 0.75W power rating, not 0.25W. It is not a direct substitute and introduces different thermal and electrical characteristics unsuitable for circuits designed for 0.25W resistors.

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