ERJ-S03F1651V Equivalent & Substitute Parts

Part Overview

The ERJ-S03F1651V is a 1.65 kOhm ±1% thick film chip resistor in 0603 (1608 Metric) package manufactured by Panasonic Electronic Components. This component is rated for 0.1W (1/10W) power dissipation and features anti-sulfur coating with automotive AEC-Q200 qualification. The part is active in production with 741 units currently in stock. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and compliance certifications to support component sourcing flexibility and supply chain continuity.

Key Parameters

Parameter	Value
Resistance	1.65 kOhms
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

Substitute parts for the ERJ-S03F1651V are qualified based on the following criteria:

Electrical Match: Resistance value of 1.65 kOhms with ±1% tolerance
Power Rating: 0.1W (1/10W) minimum
Package Compatibility: 0603 (1608 Metric) footprint
Temperature Performance: ±100ppm/°C temperature coefficient and -55°C ~ 155°C operating range
Compliance: ROHS3 compliance and MSL 1 rating
Composition: Thick film construction

All identified substitutes meet these core parameters. Variations in packaging format (Tape & Reel vs. Cut Tape), manufacturer-specific features (anti-sulfur coating, moisture resistance), and minor dimensional tolerances do not affect functional equivalence in circuit applications.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff (ppm/°C)	Operating Temp (°C)	AEC-Q200	RoHS3	MSL	Inventory (Pcs)
ERJ-S03F1651V	Panasonic Electronic Components	1.65 kOhms	±1%	0.1	0603	±100	-55 ~ 155	Yes	Yes	1	741
ERJ-3EKF1651V	Panasonic Electronic Components	1.65 kOhms	±1%	0.1	0603	±100	-55 ~ 155	Yes	Yes	1	22710
AC0603FR-071K65L	YAGEO	1.65 kOhms	±1%	0.1	0603	±100	-55 ~ 155	Yes	Yes	1	18678
CR0603-FX-1651ELF	Bourns Inc.	1.65 kOhms	±1%	0.1	0603	±100	-55 ~ 155	No	Yes	1	16985
CRCW06031K65FKEA	Vishay Dale	1.65 kOhms	±1%	0.1	0603	±100	-55 ~ 155	Yes	Yes	1	47643
RC0603FR-071K65L	YAGEO	1.65 kOhms	±1%	0.1	0603	±100	-55 ~ 155	No	Yes	1	284317
RMCF0603FT1K65	Stackpole Electronics Inc	1.65 kOhms	±1%	0.1	0603	±100	-55 ~ 155	Yes	Yes	1	95562

Engineering Selection Recommendations

All substitute parts listed are active products with ROHS3 compliance and MSL 1 rating, meeting the core electrical and environmental requirements of the ERJ-S03F1651V.

For automotive applications requiring AEC-Q200 qualification, the following parts are directly equivalent: ERJ-3EKF1651V (Panasonic), AC0603FR-071K65L (YAGEO), CRCW06031K65FKEA (Vishay Dale), and RMCF0603FT1K65 (Stackpole Electronics Inc).

For general-purpose applications where AEC-Q200 is not required, CR0603-FX-1651ELF (Bourns Inc.) and RC0603FR-071K65L (YAGEO) are functionally equivalent alternatives.

Selection should be based on availability, packaging preference (Tape & Reel vs. Cut Tape), and supply chain requirements. All parts share identical electrical performance within the specified tolerance and temperature range.

Frequently Asked Questions (FAQ)

Q: Can ERJ-3EKF1651V replace ERJ-S03F1651V directly?

A: Yes. Both parts are manufactured by Panasonic, share identical electrical specifications (1.65 kOhms ±1%, 0.1W), operate across -55°C ~ 155°C, and are packaged in 0603 (1608 Metric). The primary difference is packaging format: ERJ-S03F1651V is supplied in Tape & Reel, while ERJ-3EKF1651V is available in Cut Tape & Digi-Reel. Both are AEC-Q200 qualified.

Q: Are YAGEO AC0603FR-071K65L and RC0603FR-071K65L interchangeable?

A: Both YAGEO parts meet the electrical and mechanical requirements of the ERJ-S03F1651V. AC0603FR-071K65L carries AEC-Q200 qualification, while RC0603FR-071K65L does not. Selection depends on automotive qualification requirements. Both feature moisture-resistant thick film construction and are ROHS3 compliant.

Q: What is the significance of AEC-Q200 rating in substitute selection?

A: AEC-Q200 is an automotive qualification standard. If the application requires automotive-grade components, select from parts carrying this rating: ERJ-3EKF1651V, AC0603FR-071K65L, CRCW06031K65FKEA, or RMCF0603FT1K65. For non-automotive applications, all listed substitutes are functionally equivalent.

Q: Do dimensional variations between substitutes affect PCB layout?

A: All parts conform to the 0603 (1608 Metric) package standard. Minor dimensional variations (e.g., CRCW06031K65FKEA at 1.55mm x 0.85mm vs. standard 1.60mm x 0.80mm) fall within PCB footprint tolerances and do not require layout modification.

Q: Which substitute offers the highest inventory availability?

A: RC0603FR-071K65L (YAGEO) has the highest inventory at 284,317 units. RMCF0603FT1K65 (Stackpole Electronics Inc) offers 95,562 units. Both are suitable for high-volume applications.

Q: Is moisture resistance a critical parameter for substitution?

A: Moisture resistance is a manufacturer-specific feature, not a substitution requirement. All parts carry MSL 1 (Unlimited) rating, indicating equivalent moisture handling capability. Features such as anti-sulfur coating (ERJ-S03F1651V) or moisture-resistant construction (YAGEO, Bourns) do not affect functional equivalence.

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