ERJ-S08F3012V Equivalent & Substitute Parts

Part Overview

The ERJ-S08F3012V is a 30.1 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 automotive and industrial environments. The part is currently active in production with 655 units in stock.

Substitute parts become necessary when the primary part experiences supply constraints, extended lead times, or when design flexibility permits equivalent alternatives that meet the same electrical and mechanical specifications.

Key Parameters

Parameter	Value
Resistance	30.1 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 ~ 155°C
Number of Terminations	2
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the ERJ-S08F3012V is determined by strict equivalence across the following critical parameters:

Resistance value: 30.1 kOhms
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
Termination count: 2

All substitute parts listed below match these core electrical and mechanical specifications. Variations in secondary features (such as anti-sulfur coating, moisture resistance, or automotive certification) do not disqualify a part from substitution but may influence selection based on application requirements and compliance mandates.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	Product Status	RoHS Status	Inventory (Pcs)
ERJ-S08F3012V	Panasonic Electronic Components	30.1 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	ROHS3 Compliant	655
ERJ-8ENF3012V	Panasonic Electronic Components	30.1 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Not For New Designs	ROHS3 Compliant	48636
CR1206-FX-3012ELF	Bourns Inc.	30.1 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	ROHS3 Compliant	49260
CRCW120630K1FKEA	Vishay Dale	30.1 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	ROHS3 Compliant	25660
CRCW120630K1FKEAHP	Vishay Dale	30.1 kOhms	±1%	0.75	1206	±100ppm/°C	-55°C ~ 155°C	Active	ROHS3 Compliant	5876
CRCW120630K1FKTA	Vishay Dale	30.1 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	RoHS non-compliant	4523
RC1206FR-0730K1L	YAGEO	30.1 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	ROHS3 Compliant	134525
RMCF1206FG30K1	Stackpole Electronics Inc	30.1 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	ROHS3 Compliant	9804
RMCF1206FT30K1	Stackpole Electronics Inc	30.1 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	ROHS3 Compliant	18085

Engineering Selection Recommendations

Primary Substitutes (Recommended for New Designs)

Parts with Active product status and ROHS3 compliance are suitable for new design implementations: CR1206-FX-3012ELF (Bourns), CRCW120630K1FKEA (Vishay Dale), RC1206FR-0730K1L (YAGEO), RMCF1206FG30K1 (Stackpole), and RMCF1206FT30K1 (Stackpole). These parts maintain full electrical and mechanical equivalence to the ERJ-S08F3012V.

Secondary Substitutes (Existing Design Compatibility)

ERJ-8ENF3012V carries a "Not For New Designs" status but remains electrically and mechanically equivalent. This part is suitable only for sustaining production or design revisions of existing products. CRCW120630K1FKTA is electrically equivalent but does not maintain ROHS3 compliance and should be selected only when RoHS non-compliance is acceptable for the application.

Power Rating Consideration

CRCW120630K1FKEAHP provides 0.75W power rating in the same 1206 package. This part is electrically equivalent but exceeds the 0.25W specification of the primary part. Selection of this variant is appropriate only when higher power dissipation capability is required or when thermal margin enhancement is a design objective.

Automotive Certification

For applications requiring AEC-Q200 automotive qualification, select from: ERJ-S08F3012V, ERJ-8ENF3012V, CRCW120630K1FKEA, CRCW120630K1FKEAHP, CRCW120630K1FKTA, RMCF1206FG30K1, or RMCF1206FT30K1. CR1206-FX-3012ELF and RC1206FR-0730K1L do not carry AEC-Q200 certification.

Frequently Asked Questions (FAQ)

Q: Can ERJ-8ENF3012V be used as a direct replacement for ERJ-S08F3012V?

A: ERJ-8ENF3012V is electrically and mechanically equivalent with identical resistance, tolerance, power rating, and package specifications. However, it carries a "Not For New Designs" status. Use this part only for sustaining production of existing designs or when supply of the primary part is unavailable.

Q: What is the difference between CRCW120630K1FKEA and CRCW120630K1FKEAHP?

A: Both parts are manufactured by Vishay Dale with identical resistance, tolerance, and package. The primary difference is power rating: CRCW120630K1FKEA is rated at 0.25W, while CRCW120630K1FKEAHP is rated at 0.75W. Select CRCW120630K1FKEAHP only when higher power dissipation is required.

Q: Are all substitute parts RoHS compliant?

A: Eight of nine substitute parts listed maintain ROHS3 compliance. CRCW120630K1FKTA is RoHS non-compliant and should be selected only when RoHS compliance is not a requirement for the application.

Q: Which substitute parts carry AEC-Q200 automotive certification?

A: Seven substitute parts carry AEC-Q200 certification: ERJ-8ENF3012V, CRCW120630K1FKEA, CRCW120630K1FKEAHP, CRCW120630K1FKTA, RMCF1206FG30K1, and RMCF1206FT30K1. CR1206-FX-3012ELF and RC1206FR-0730K1L do not carry this certification.

Q: Can I use RC1206FR-0730K1L in an automotive application requiring AEC-Q200?

A: RC1206FR-0730K1L is electrically and mechanically equivalent but does not carry AEC-Q200 certification. Use this part only in non-automotive applications or when automotive qualification is not mandated.

Q: What is the inventory advantage of selecting RC1206FR-0730K1L?

A: RC1206FR-0730K1L (YAGEO) has the highest inventory availability at 134,525 units, compared to 655 units for the primary part. This makes it suitable for high-volume production when supply constraints exist for the ERJ-S08F3012V.

Q: Are there any dimensional differences between substitute parts?

A: All parts use the 1206 (3216 Metric) package with identical length and width (0.126" L x 0.063" W or 3.20mm x 1.60mm). Height variations exist within acceptable tolerances: most parts have maximum seated height of 0.028" (0.70mm), while CRCW120630K1FKEA and RC1206FR-0730K1L are 0.026" (0.65mm), and CRCW120630K1FKEAHP is 0.026" (0.65mm). These variations do not affect PCB layout compatibility.

Q: Which substitute offers the best balance of availability and compliance?

A: RMCF1206FT30K1 (Stackpole) combines Active product status, ROHS3 compliance, AEC-Q200 certification, and 18,085 units in inventory. This part provides strong availability while maintaining all required certifications for automotive and industrial applications.

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