ERJ-S08F52R3V Equivalent & Substitute Parts

Part Overview

The ERJ-S08F52R3V is a 52.3 Ohm ±1% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by Panasonic Electronic Components. This part features anti-sulfur coating and automotive AEC-Q200 qualification, designed for automotive and industrial applications requiring high reliability in harsh environments. The product is currently active and available in high volume inventory (1049 pcs). Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and compliance certifications to ensure direct interchangeability in circuit designs.

Key Parameters

Parameter	Value
Resistance	52.3 Ohms
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 ~ 155°C
Ratings	AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the ERJ-S08F52R3V are qualified based on the following criteria:

Resistance value: 52.3 Ohms
Tolerance: ±1%
Power rating: 0.25W (1/4W)
Package: 1206 (3216 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C
RoHS3 compliance
MSL rating: 1 (Unlimited)

All identified substitute parts meet these electrical and mechanical specifications. Variations in product status, specific features (anti-sulfur vs. moisture resistant), and dimensional tolerances are noted in the comparison table below.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power	Package	Temp Coeff	Operating Temp	Product Status	Features	Height (Max)
ERJ-S08F52R3V	Panasonic	52.3 Ω	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Active	Anti-Sulfur, AEC-Q200	0.028" (0.70mm)
ERJ-8ENF52R3V	Panasonic	52.3 Ω	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Not For New Designs	AEC-Q200	0.028" (0.70mm)
CRCW120652R3FKEA	Vishay Dale	52.3 Ω	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Active	AEC-Q200	0.024" (0.60mm)
RC1206FR-0752R3L	YAGEO	52.3 Ω	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Active	Moisture Resistant	0.026" (0.65mm)
RMCF1206FT52R3	Stackpole Electronics	52.3 Ω	±1%	0.25W	1206	±100ppm/°C	-55°C ~ 155°C	Active	AEC-Q200	0.028" (0.70mm)

Engineering Selection Recommendations

For new designs, select from parts with Active product status: CRCW120652R3FKEA (Vishay Dale), RC1206FR-0752R3L (YAGEO), or RMCF1206FT52R3 (Stackpole Electronics). All three are ROHS3 compliant and maintain full electrical and mechanical compatibility with the ERJ-S08F52R3V.

The ERJ-8ENF52R3V (Panasonic) is marked "Not For New Designs" and should be used only for legacy system maintenance or replacement applications where the original part is no longer available.

For automotive applications requiring AEC-Q200 qualification, CRCW120652R3FKEA, RMCF1206FT52R3, and the original ERJ-S08F52R3V are suitable. The RC1206FR-0752R3L offers moisture-resistant construction as an alternative feature set.

Frequently Asked Questions (FAQ)

Q: Can ERJ-8ENF52R3V be used as a direct replacement for ERJ-S08F52R3V?

A: Electrically and mechanically, yes. Both parts share identical resistance, tolerance, power rating, package, and operating temperature specifications. However, ERJ-8ENF52R3V is marked "Not For New Designs," making it suitable only for legacy system repairs or field replacements where the original part is unavailable.

Q: What is the difference between anti-sulfur and moisture-resistant features?

A: Anti-sulfur coating (ERJ-S08F52R3V) protects against sulfur-containing atmospheric corrosion, common in industrial environments. Moisture-resistant construction (RC1206FR-0752R3L) provides protection against humidity and condensation. Both are valid for different environmental conditions; selection depends on application requirements.

Q: Are all substitute parts AEC-Q200 qualified?

A: CRCW120652R3FKEA, RMCF1206FT52R3, and ERJ-S08F52R3V carry AEC-Q200 ratings. RC1206FR-0752R3L does not list AEC-Q200 qualification. For automotive applications requiring this certification, use only the three AEC-Q200 qualified parts.

Q: Does the height difference between parts affect PCB assembly?

A: Height variations range from 0.024" to 0.028" (0.60mm to 0.70mm). These differences are within standard 1206 package tolerances and do not affect reflow soldering, wave soldering, or component placement in standard PCB assembly processes.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts are ROHS3 compliant with MSL rating of 1 (Unlimited), matching the original ERJ-S08F52R3V specifications.

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