ERJ-S03F1742V Equivalent & Substitute Parts

Part Overview

The ERJ-S03F1742V is a 17.4 kOhms ±1% thick film chip resistor in 0603 (1608 Metric) package rated for 0.1W power dissipation. Manufactured by Panasonic Electronic Components, this part features anti-sulfur coating and automotive AEC-Q200 qualification, designed for operating temperatures from -55°C to 155°C. The part maintains active product status with ROHS3 compliance and unlimited moisture sensitivity rating (MSL 1).

Equivalent and substitute parts are identified based on matching electrical specifications (resistance value, tolerance, power rating), mechanical compatibility (package size, termination count), and environmental ratings (temperature range, compliance certifications). Alternative sources provide equivalent performance for applications requiring component availability, supply chain flexibility, or specific manufacturing certifications.

Key Parameters

Parameter	Value
Resistance	17.4 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 to 155°C
Number of 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:

Electrical Match: Resistance value 17.4 kOhms, tolerance ±1%, power rating 0.1W
Package Compatibility: 0603 (1608 Metric) package with 2 terminations
Environmental Specifications: Operating temperature range -55°C to 155°C, temperature coefficient ±100ppm/°C
Composition: Thick film construction
Compliance: ROHS3 compliance and MSL 1 rating

All identified substitute parts meet these core criteria. Variations in specific features (anti-sulfur coating, automotive AEC-Q200 rating, moisture resistance) and dimensional tolerances are noted in the comparison table but do not disqualify substitution for applications where these features are not mandatory requirements.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Operating Temp	AEC-Q200	RoHS Status	Inventory (Pcs)
ERJ-S03F1742V	Panasonic	17.4 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	ROHS3	1,131
ERJ-3EKF1742V	Panasonic	17.4 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	ROHS3	103,972
AC0603FR-0717K4L	YAGEO	17.4 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	ROHS3	5,376
CR0603-FX-1742ELF	Bourns Inc.	17.4 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	No	ROHS3	13,523
CRCW060317K4FKEA	Vishay Dale	17.4 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	ROHS3	37,369
CRCW060317K4FKTA	Vishay Dale	17.4 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	RoHS Non-compliant	5,899
RC0603FR-0717K4L	YAGEO	17.4 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	No	ROHS3	115,214
RC1608F1742CS	Samsung Electro-Mechanics	17.4 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	No	ROHS3	2,894
RMCF0603FT17K4	Stackpole Electronics Inc	17.4 kΩ	±1%	0.1	0603	±100ppm/°C	-55 to 155°C	Yes	ROHS3	113,670

Engineering Selection Recommendations

Primary Substitutes (Highest Compatibility)

ERJ-3EKF1742V (Panasonic) and RMCF0603FT17K4 (Stackpole Electronics Inc) are preferred substitutes. Both maintain identical electrical specifications, automotive AEC-Q200 qualification, ROHS3 compliance, and operating temperature range. ERJ-3EKF1742V offers significantly higher inventory availability (103,972 units). RMCF0603FT17K4 provides equivalent AEC-Q200 rating with substantial stock (113,670 units).

Secondary Substitutes (Compliant Alternatives)

CRCW060317K4FKEA (Vishay Dale) and AC0603FR-0717K4L (YAGEO) meet all electrical and environmental specifications with ROHS3 compliance and AEC-Q200 qualification. CRCW060317K4FKEA maintains the highest inventory level among Vishay options (37,369 units).

Conditional Substitutes (Feature Variations)

CR0603-FX-1742ELF (Bourns Inc.) and RC0603FR-0717K4L (YAGEO) lack automotive AEC-Q200 certification but maintain full electrical equivalence, ROHS3 compliance, and operating temperature specifications. These are suitable for non-automotive applications. RC0603FR-0717K4L offers the largest available inventory (115,214 units) among all substitutes.

Non-Recommended

CRCW060317K4FKTA (Vishay Dale) does not meet ROHS3 compliance requirements and carries REACH Affected status, making it unsuitable for new designs requiring current regulatory compliance.

RC1608F1742CS (Samsung Electro-Mechanics) is available only in Cut Tape (CT) packaging rather than Tape & Reel (TR), affecting automated assembly compatibility.

Frequently Asked Questions (FAQ)

Q: Can ERJ-3EKF1742V replace ERJ-S03F1742V directly?

A: Yes. Both parts share identical electrical specifications (17.4 kΩ ±1%, 0.1W), package (0603), temperature range (-55°C to 155°C), and automotive AEC-Q200 qualification. The primary difference is the series designation (ERJ-3EK vs. ERJ-S03) and significantly higher inventory availability for ERJ-3EKF1742V.

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

A: AEC-Q200 qualification indicates automotive-grade reliability testing and qualification. Parts with this rating (ERJ-3EKF1742V, CRCW060317K4FKEA, RMCF0603FT17K4, AC0603FR-0717K4L) are suitable for automotive applications. Non-qualified parts (CR0603-FX-1742ELF, RC0603FR-0717K4L, RC1608F1742CS) are suitable for industrial and consumer applications but should not be used in automotive designs requiring AEC-Q200 compliance.

Q: Are there packaging differences between substitutes?

A: Most substitutes use Tape & Reel (TR) packaging suitable for automated assembly. RC1608F1742CS uses Cut Tape (CT) packaging, which requires manual handling and is incompatible with standard pick-and-place equipment. Verify packaging requirements before selection.

Q: Does ROHS3 compliance matter for my application?

A: ROHS3 compliance is mandatory for products sold in the European Union and many other markets. All recommended substitutes maintain ROHS3 compliance except CRCW060317K4FKTA, which is non-compliant and should not be used for new designs.

Q: What is the significance of the anti-sulfur feature in ERJ-S03F1742V?

A: The anti-sulfur coating in ERJ-S03F1742V provides protection against sulfur-containing atmospheric corrosion. This feature is not present in all substitutes. If your application involves high-sulfur environments, confirm that the selected substitute includes equivalent protection or specify environmental controls.

Q: Can I use CR0603-FX-1742ELF or RC0603FR-0717K4L in automotive applications?

A: These parts lack AEC-Q200 automotive qualification. They are suitable for industrial and consumer applications but should not be used in automotive designs requiring AEC-Q200 compliance. Use AEC-Q200 qualified alternatives (ERJ-3EKF1742V, CRCW060317K4FKEA, RMCF0603FT17K4, AC0603FR-0717K4L) for automotive applications.

Q: Which substitute offers the best inventory availability?

A: RC0603FR-0717K4L (YAGEO) offers the largest inventory at 115,214 units. For AEC-Q200 qualified alternatives, RMCF0603FT17K4 (Stackpole) provides 113,670 units and ERJ-3EKF1742V (Panasonic) provides 103,972 units.

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