ERJ-S08F30R9V Equivalent & Substitute Parts

Part Overview

The ERJ-S08F30R9V is a 30.9 Ohm ±1% 0.25W thick film chip resistor in 1206 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.

Equivalent and substitute parts are necessary when the primary part becomes unavailable, when supply chain optimization is required, or when design flexibility allows for alternative qualified sources while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Resistance	30.9 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
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the ERJ-S08F30R9V are qualified based on the following criteria:

Identical resistance value: 30.9 Ohms
Identical tolerance: ±1%
Identical power rating: 0.25W (1/4W)
Identical package: 1206 (3216 Metric)
Identical composition: Thick Film
Identical temperature coefficient: ±100ppm/°C
Identical operating temperature range: -55°C ~ 155°C
Compliance with ROHS3 and MSL 1 requirements

All substitute parts listed meet these core electrical and mechanical parameters. Variations in physical dimensions (length, width, height) within acceptable tolerances do not affect functional compatibility in standard PCB designs.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Operating Temp	Product Status	AEC-Q200	RoHS3
ERJ-S08F30R9V	Panasonic	30.9 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Active	Yes	Yes
ERJ-8ENF30R9V	Panasonic	30.9 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Not For New Designs	Yes	Yes
CRCW120630R9FKEA	Vishay Dale	30.9 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Active	Yes	Yes
RC1206FR-0730R9L	YAGEO	30.9 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Active	No	Yes
RMCF1206FT30R9	Stackpole Electronics	30.9 Ω	±1%	0.25	1206	±100ppm/°C	-55~155°C	Active	Yes	Yes

Engineering Selection Recommendations

For new designs, select from parts with Active product status: CRCW120630R9FKEA (Vishay Dale), RMCF1206FT30R9 (Stackpole Electronics), or RC1206FR-0730R9L (YAGEO).

For automotive applications requiring AEC-Q200 qualification, CRCW120630R9FKEA and RMCF1206FT30R9 are preferred. Both manufacturers maintain active production status and full compliance with automotive standards.

The ERJ-8ENF30R9V is marked "Not For New Designs" and should be used only for legacy system maintenance or when existing inventory must be consumed.

RC1206FR-0730R9L from YAGEO does not carry AEC-Q200 rating but maintains full RoHS3 compliance and is suitable for non-automotive applications requiring equivalent electrical performance.

All listed substitutes are available in high volume inventory and maintain identical electrical specifications and package dimensions suitable for direct PCB footprint compatibility.

Frequently Asked Questions (FAQ)

Q: Can ERJ-8ENF30R9V be used as a direct replacement for ERJ-S08F30R9V?

A: Yes, electrically and mechanically. However, ERJ-8ENF30R9V is marked "Not For New Designs." Use only for legacy system support or inventory management.

Q: What is the difference between AEC-Q200 qualified and non-qualified parts?

A: AEC-Q200 qualification indicates the part meets automotive industry reliability standards for passive components. CRCW120630R9FKEA, RMCF1206FT30R9, and ERJ-S08F30R9V carry this rating. RC1206FR-0730R9L does not. For automotive applications, AEC-Q200 qualified parts are required.

Q: Are there physical dimension differences between substitute parts?

A: Minor variations exist within acceptable tolerances. ERJ-S08F30R9V, RMCF1206FT30R9, and CRCW120630R9FKEA measure 0.126" L × 0.063" W. RC1206FR-0730R9L measures 0.122" L × 0.063" W. Height varies between 0.024" and 0.028". These differences do not affect standard PCB assembly compatibility.

Q: Which substitute offers the best inventory availability?

A: RMCF1206FT30R9 (Stackpole Electronics) has 31,611 pieces in stock. YAGEO RC1206FR-0730R9L has 13,906 pieces. CRCW120630R9FKEA (Vishay Dale) has 8,891 pieces. ERJ-S08F30R9V (Panasonic) has 682 pieces.

Q: Can I use RC1206FR-0730R9L in an automotive application?

A: RC1206FR-0730R9L meets all electrical and mechanical specifications but lacks AEC-Q200 automotive qualification. Use only in non-automotive applications or where automotive qualification is not a design requirement.

Q: What does MSL 1 (Unlimited) mean?

A: Moisture Sensitivity Level 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All listed parts carry MSL 1 rating.

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