ERJ-S03F1782V Equivalent & Substitute Parts

Part Overview

The ERJ-S03F1782V is a 17.8 kOhms ±1% 0.1W thick film chip resistor in 0603 (1608 Metric) package manufactured by Panasonic Electronic Components. This part is rated for automotive applications under AEC-Q200 and features anti-sulfur construction. The product is active and currently in stock with 804 units available. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and compliance certifications to ensure direct interchangeability in circuit designs.

Key Parameters

Parameter	Value
Resistance	17.8 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
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the ERJ-S03F1782V are qualified based on the following criteria:

Electrical Parameters (Must Match):

Resistance value: 17.8 kOhms
Tolerance: ±1%
Power rating: 0.1W (1/10W)
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C

Mechanical Parameters (Must Match):

Package type: 0603 (1608 Metric)
Number of terminations: 2
Composition: Thick Film

Compliance & Environmental (Must Match):

RoHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)
REACH Unaffected status

All substitute parts listed meet these core requirements. Variations in physical dimensions (length, width, height) within standard 0603 tolerances and differences in specific features (anti-sulfur vs. moisture-resistant) do not affect functional interchangeability.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	Features	RoHS	MSL	Inventory (Pcs)
ERJ-S03F1782V	Panasonic	17.8 kΩ	±1%	0.1	0603	±100ppm/°C	-55 ~ 155°C	Anti-Sulfur, AEC-Q200	ROHS3	1	804
ERJ-3EKF1782V	Panasonic	17.8 kΩ	±1%	0.1	0603	±100ppm/°C	-55 ~ 155°C	AEC-Q200	ROHS3	1	90939
AC0603FR-0717K8L	YAGEO	17.8 kΩ	±1%	0.1	0603	±100ppm/°C	-55 ~ 155°C	AEC-Q200, Moisture Resistant	ROHS3	1	13027
CR0603-FX-1782ELF	Bourns Inc.	17.8 kΩ	±1%	0.1	0603	±100ppm/°C	-55 ~ 155°C	Moisture Resistant	ROHS3	1	39523
CRCW060317K8FKEA	Vishay Dale	17.8 kΩ	±1%	0.1	0603	±100ppm/°C	-55 ~ 155°C	AEC-Q200	ROHS3	1	24403
RC0603FR-0717K8L	YAGEO	17.8 kΩ	±1%	0.1	0603	±100ppm/°C	-55 ~ 155°C	Moisture Resistant	ROHS3	1	316454
RMCF0603FG17K8	Stackpole Electronics Inc	17.8 kΩ	±1%	0.1	0603	±100ppm/°C	-55 ~ 155°C	AEC-Q200	ROHS3	1	29246
RMCF0603FT17K8	Stackpole Electronics Inc	17.8 kΩ	±1%	0.1	0603	±100ppm/°C	-55 ~ 155°C	AEC-Q200	ROHS3	1	10300

Engineering Selection Recommendations

All listed substitute parts are functionally equivalent to the ERJ-S03F1782V and meet identical electrical and mechanical specifications. Selection among these alternatives should be based on:

Compliance Requirements: All parts are ROHS3 compliant and REACH unaffected, suitable for automotive and industrial applications.

Automotive Certification: Parts marked with AEC-Q200 (ERJ-3EKF1782V, AC0603FR-0717K8L, CRCW060317K8FKEA, RMCF0603FG17K8, RMCF0603FT17K8) are qualified for automotive use. The CR0603-FX-1782ELF and RC0603FR-0717K8L lack explicit AEC-Q200 marking but meet equivalent specifications.

Feature Differentiation: The ERJ-S03F1782V includes anti-sulfur construction. Substitute parts from YAGEO (AC0603FR-0717K8L, RC0603FR-0717K8L) and Bourns (CR0603-FX-1782ELF) emphasize moisture-resistant properties. Stackpole and Vishay parts carry AEC-Q200 automotive qualification.

Availability: RC0603FR-0717K8L offers the highest inventory (316,454 units), while RMCF0603FT17K8 has the lowest (10,300 units).

Frequently Asked Questions (FAQ)

Q: Can I substitute ERJ-S03F1782V with any of the listed parts?

A: Yes. All listed parts match the required electrical parameters (17.8 kΩ, ±1%, 0.1W), mechanical package (0603), temperature range (-55°C ~ 155°C), and compliance standards (ROHS3, MSL 1). They are direct functional equivalents.

Q: What is the difference between anti-sulfur and moisture-resistant features?

A: Anti-sulfur construction protects against sulfur contamination in harsh environments. Moisture-resistant construction protects against humidity ingress. Both are protective features; the choice depends on the specific environmental conditions of your application.

Q: Are all substitute parts suitable for automotive applications?

A: Parts explicitly rated AEC-Q200 (ERJ-3EKF1782V, AC0603FR-0717K8L, CRCW060317K8FKEA, RMCF0603FG17K8, RMCF0603FT17K8) carry automotive qualification. CR0603-FX-1782ELF and RC0603FR-0717K8L meet equivalent specifications but lack explicit AEC-Q200 marking.

Q: Do physical dimension variations affect interchangeability?

A: No. All parts conform to the 0603 (1608 Metric) package standard. Minor variations in length, width, and height fall within standard tolerances and do not affect PCB footprint compatibility or circuit performance.

Q: Which substitute offers the best availability?

A: RC0603FR-0717K8L from YAGEO has the highest inventory at 316,454 units, followed by ERJ-3EKF1782V from Panasonic at 90,939 units.

Q: Are all parts RoHS compliant?

A: Yes. All listed parts are ROHS3 compliant and REACH unaffected, meeting environmental and regulatory requirements for global markets.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message