ERJ-S03F5111V Equivalent & Substitute Parts

Part Overview

The ERJ-S03F5111V is a 5.11 kOhms ±1% 0.1W chip resistor in 0603 (1608 Metric) package manufactured by Panasonic Electronic Components. This thick film resistor features anti-sulfur coating and automotive AEC-Q200 qualification, making it suitable for automotive and industrial applications requiring high reliability. The part is active and in production. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and compliance certifications to ensure direct circuit board compatibility.

Key Parameters

Parameter	Value
Resistance	5.11 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 (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict matching of the following parameters:

Resistance value: 5.11 kOhms
Tolerance: ±1%
Power rating: 0.1W (1/10W)
Package: 0603 (1608 Metric)
Composition: Thick Film
Temperature coefficient: ±100ppm/°C
Operating temperature range: -55°C ~ 155°C
Number of terminations: 2
Moisture sensitivity level: 1 (Unlimited)

All listed substitute parts meet these core electrical and mechanical requirements. Variations in physical dimensions (length and height) within the 0603 package specification, packaging format (Tape & Reel vs. Cut Tape), and compliance certifications (AEC-Q200, moisture resistance features) are noted but do not prevent functional substitution in standard applications.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff (ppm/°C)	Op. Temp Range (°C)	RoHS Status	AEC-Q200	Inventory
ERJ-S03F5111V	Panasonic Electronic Components	5.11 kOhms	±1%	0.1	0603	±100	-55 ~ 155	ROHS3 Compliant	Yes	652 Pcs
ERJ-3EKF5111V	Panasonic Electronic Components	5.11 kOhms	±1%	0.1	0603	±100	-55 ~ 155	ROHS3 Compliant	Yes	324,176 Pcs
CRG0603F5K11	TE Connectivity Passive Product	5.11 kOhms	±1%	0.1	0603	±100	-55 ~ 155	ROHS3 Compliant	No	849 Pcs
AC0603FR-075K11L	YAGEO	5.11 kOhms	±1%	0.1	0603	±100	-55 ~ 155	ROHS3 Compliant	Yes	9,528 Pcs
CR0603-FX-5111ELF	Bourns Inc.	5.11 kOhms	±1%	0.1	0603	±100	-55 ~ 155	ROHS3 Compliant	No	200,681 Pcs
CRCW06035K11FKEA	Vishay Dale	5.11 kOhms	±1%	0.1	0603	±100	-55 ~ 155	ROHS3 Compliant	Yes	108,747 Pcs
CRCW06035K11FKTA	Vishay Dale	5.11 kOhms	±1%	0.1	0603	±100	-55 ~ 155	RoHS non-compliant	Yes	47,053 Pcs
RC0603FR-075K11L	YAGEO	5.11 kOhms	±1%	0.1	0603	±100	-55 ~ 155	ROHS3 Compliant	No	250,613 Pcs
RC1608F5111CS	Samsung Electro-Mechanics	5.11 kOhms	±1%	0.1	0603	±100	-55 ~ 155	ROHS3 Compliant	No	981 Pcs
RMCF0603FT5K11	Stackpole Electronics Inc	5.11 kOhms	±1%	0.1	0603	±100	-55 ~ 155	ROHS3 Compliant	Yes	209,645 Pcs

Engineering Selection Recommendations

All substitute parts listed meet the core electrical and mechanical specifications required for direct replacement in standard applications. Selection should be based on the following criteria:

For automotive applications requiring AEC-Q200 certification: ERJ-3EKF5111V, AC0603FR-075K11L, CRCW06035K11FKEA, CRCW06035K11FKTA, and RMCF0603FT5K11 are qualified to AEC-Q200 standard.

For RoHS3 compliance: All parts except CRCW06035K11FKTA are ROHS3 compliant. CRCW06035K11FKTA is RoHS non-compliant and REACH affected; use only where legacy compliance is acceptable.

For high-volume applications: ERJ-3EKF5111V (324,176 Pcs), RC0603FR-075K11L (250,613 Pcs), and RMCF0603FT5K11 (209,645 Pcs) offer substantial inventory availability.

For moisture-resistant applications: CR0603-FX-5111ELF, AC0603FR-075K11L, RC0603FR-075K11L, and RC1608F5111CS feature moisture resistance.

Frequently Asked Questions (FAQ)

Q: Can ERJ-3EKF5111V directly replace ERJ-S03F5111V?

A: Yes. Both are Panasonic products with identical electrical specifications (5.11 kOhms ±1%, 0.1W, 0603 package), temperature coefficient (±100ppm/°C), operating range (-55°C ~ 155°C), and AEC-Q200 qualification. The primary difference is the series designation (ERJ-3EK vs. ERJ-S03) and anti-sulfur coating on the ERJ-S03F5111V. Both are ROHS3 compliant with MSL 1.

Q: What is the difference between Tape & Reel and Cut Tape packaging?

A: Tape & Reel (TR) packaging is supplied on continuous tape for automated pick-and-place assembly. Cut Tape (CT) is supplied in shorter tape segments. Both formats contain identical components; packaging choice depends on assembly equipment and volume requirements.

Q: Are all substitute parts suitable for automotive applications?

A: Parts with AEC-Q200 certification (ERJ-3EKF5111V, AC0603FR-075K11L, CRCW06035K11FKEA, CRCW06035K11FKTA, RMCF0603FT5K11) meet automotive reliability standards. Parts without AEC-Q200 designation (CRG0603F5K11, CR0603-FX-5111ELF, RC0603FR-075K11L, RC1608F5111CS) are suitable for general industrial and consumer applications.

Q: Why is CRCW06035K11FKTA marked as RoHS non-compliant?

A: CRCW06035K11FKTA is RoHS non-compliant and REACH affected. Use this part only in applications where legacy component specifications are required or where regulatory exemptions apply.

Q: Do physical dimension variations affect substitution?

A: All parts conform to the 0603 (1608 Metric) package specification. Minor variations in length (0.061" to 0.063") and height (0.020" to 0.022") are within standard package tolerances and do not affect PCB layout or assembly compatibility.

Q: What is Moisture Sensitivity Level (MSL) 1?

A: MSL 1 indicates unlimited shelf life without moisture baking requirements. All listed parts have MSL 1, meaning they can be stored and handled under standard conditions without special moisture control procedures.

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