ERJ-S03F3923V 392kΩ 1% 1/10W 0603 Chip Resistor Equivalent & Substitute Parts

Part Overview

The ERJ-S03F3923V is a 392 kΩ thick film chip resistor in 0603 (1608 Metric) package manufactured by Panasonic Electronic Components. This component is rated for automotive applications under AEC-Q200 standard with anti-sulfur coating, operating across -55°C to 155°C. The part is currently active in production with ROHS3 compliance. Equivalent and substitute parts are identified when identical electrical specifications and mechanical compatibility are maintained across alternative manufacturers and series designations.

Key Parameters

Parameter	Value
Resistance	392 kΩ
Tolerance	±1%
Power Rating	0.1W (1/10W)
Package / Case	0603 (1608 Metric)
Composition	Thick Film
Temperature Coefficient	±100ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Terminations	2
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict equivalence across the following parameters: resistance value (392 kΩ), tolerance (±1%), power rating (0.1W), package type (0603), composition (thick film), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and termination count (2). All identified substitute parts meet these core electrical and mechanical requirements. Variations in physical dimensions (length and height) within standard 0603 tolerances, packaging format (Tape & Reel versus Cut Tape), and optional features (anti-sulfur coating, moisture resistance) do not preclude substitution when the primary parameters align.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	Composition	RoHS Status	Packaging	Inventory (Pcs)
ERJ-S03F3923V	Panasonic Electronic Components	392 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Thick Film	ROHS3 Compliant	Tape & Reel (TR)	692
ERJ-3EKF3923V	Panasonic Electronic Components	392 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Thick Film	ROHS3 Compliant	Tape & Reel (TR)	51164
AC0603FR-07392KL	YAGEO	392 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Thick Film	ROHS3 Compliant	Tape & Reel (TR)	988
CR0603-FX-3923ELF	Bourns Inc.	392 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Thick Film	ROHS3 Compliant	Tape & Reel (TR)	53157
CRCW0603392KFKTA	Vishay Dale	392 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Thick Film	RoHS non-compliant	Tape & Reel (TR)	5679
RC0603FR-07392KL	YAGEO	392 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Thick Film	ROHS3 Compliant	Cut Tape (CT) & Digi-Reel®	142357
RMCF0603FT392K	Stackpole Electronics Inc	392 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Thick Film	ROHS3 Compliant	Tape & Reel (TR)	206452

Engineering Selection Recommendations

All substitute parts listed maintain full electrical and mechanical compatibility with the ERJ-S03F3923V. Selection among equivalents should prioritize ROHS3 compliance status for regulatory alignment. The ERJ-3EKF3923V from Panasonic offers the highest inventory availability among Panasonic series alternatives. YAGEO RC0603FR-07392KL provides the largest stock position (142,357 units) with ROHS3 compliance and Cut Tape packaging suitable for automated assembly. Stackpole RMCF0603FT392K maintains AEC-Q200 automotive rating with ROHS3 compliance and substantial inventory (206,452 units). The Vishay Dale CRCW0603392KFKTA is electrically equivalent but carries RoHS non-compliant status and REACH Affected designation, requiring compliance verification before deployment in regulated applications. Bourns CR0603-FX-3923ELF is suitable for applications where moisture resistance is a secondary requirement.

Frequently Asked Questions (FAQ)

Q: Can ERJ-3EKF3923V directly replace ERJ-S03F3923V? A: Yes. Both parts share identical electrical specifications (392 kΩ, ±1%, 0.1W), temperature coefficient (±100ppm/°C), operating range (-55°C to 155°C), package (0603), and composition (thick film). The primary difference is series designation and anti-sulfur coating presence in the ERJ-S03 variant. Functional substitution is direct.

Q: What is the difference between Tape & Reel and Cut Tape packaging? A: Tape & Reel packaging supplies components on continuous carrier tape suitable for high-speed automated pick-and-place assembly. Cut Tape & Digi-Reel® provides components in shorter tape segments with reel backing, appropriate for lower-volume or manual assembly operations. Electrical performance is identical; packaging choice depends on assembly process requirements.

Q: Why is CRCW0603392KFKTA marked RoHS non-compliant? A: The CRCW0603392KFKTA does not meet ROHS3 (Restriction of Hazardous Substances Directive 3) compliance requirements. This designation indicates the component may contain restricted substances. Use is limited to applications where RoHS compliance is not mandated or where exemptions apply.

Q: Are all substitute parts rated for automotive applications? A: ERJ-S03F3923V, ERJ-3EKF3923V, AC0603FR-07392KL, CRCW0603392KFKTA, and RMCF0603FT392K carry AEC-Q200 automotive qualification. CR0603-FX-3923ELF and RC0603FR-07392KL do not list AEC-Q200 rating. For automotive applications requiring AEC-Q200 certification, select from the qualified subset.

Q: Can physical dimension variations affect PCB layout? A: All parts conform to 0603 (1608 Metric) package standard. Minor dimension variations (length 1.55mm to 1.60mm, height 0.50mm to 0.55mm) fall within standard tolerances and do not require PCB layout modification. Footprint design based on 0603 standard accommodates all listed equivalents.

Q: What does Moisture Sensitivity Level 1 mean? A: MSL 1 indicates unlimited shelf life without moisture control requirements. Components do not require desiccant packaging or controlled humidity storage conditions. All listed parts carry MSL 1 rating.

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