ERJ-S03F4531V Equivalent & Substitute Parts

Part Overview

The ERJ-S03F4531V is a 4.53 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 part is currently active in production. 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	4.53 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 (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the ERJ-S03F4531V are qualified based on the following criteria:

Electrical Match: Resistance value of 4.53 kOhms with ±1% tolerance
Power Rating: 0.1W (1/10W) minimum
Package Compatibility: 0603 (1608 Metric) form factor
Composition: Thick film construction
Temperature Performance: ±100ppm/°C temperature coefficient and -55°C ~ 155°C operating range
Compliance: ROHS3 compliance and MSL 1 rating for moisture sensitivity

All identified substitutes meet these core parameters. Variations in packaging format (Tape & Reel vs. Cut Tape), physical dimensions within tolerance, and optional features (anti-sulfur, moisture resistant, automotive ratings) are noted but do not prevent functional substitution.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Operating Temp	AEC-Q200	RoHS Status	MSL	Packaging Format
ERJ-S03F4531V	Panasonic Electronic Components	4.53 kOhms	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Yes	ROHS3 Compliant	1	Tape & Reel (TR)
ERJ-3EKF4531V	Panasonic Electronic Components	4.53 kOhms	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Yes	ROHS3 Compliant	1	Cut Tape (CT) & Digi-Reel®
AC0603FR-074K53L	YAGEO	4.53 kOhms	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Yes	ROHS3 Compliant	1	Cut Tape (CT) & Digi-Reel®
CR0603-FX-4531ELF	Bourns Inc.	4.53 kOhms	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	No	ROHS3 Compliant	1	Tape & Reel (TR)
CRCW06034K53FKEA	Vishay Dale	4.53 kOhms	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Yes	ROHS3 Compliant	1	Tape & Reel (TR)
CRCW06034K53FKTA	Vishay Dale	4.53 kOhms	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Yes	RoHS non-compliant	1	Tape & Reel (TR)
RC0603FR-074K53L	YAGEO	4.53 kOhms	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	No	ROHS3 Compliant	1	Cut Tape (CT) & Digi-Reel®
RMCF0603FT4K53	Stackpole Electronics Inc	4.53 kOhms	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	Yes	ROHS3 Compliant	1	Tape & Reel (TR)

Engineering Selection Recommendations

All substitute parts listed meet the core electrical and mechanical specifications required for direct replacement of the ERJ-S03F4531V. Selection should be based on the following compliance and certification factors:

ROHS3 Compliant Substitutes with AEC-Q200 Automotive Rating:

ERJ-3EKF4531V (Panasonic)
AC0603FR-074K53L (YAGEO)
CRCW06034K53FKEA (Vishay Dale)
RMCF0603FT4K53 (Stackpole Electronics Inc)

These parts maintain full compliance alignment with the original part and are suitable for automotive applications requiring AEC-Q200 qualification.

ROHS3 Compliant Substitutes without AEC-Q200 Rating:

CR0603-FX-4531ELF (Bourns Inc.)
RC0603FR-074K53L (YAGEO)

These parts are suitable for non-automotive applications or designs where AEC-Q200 is not a requirement.

Non-Compliant Substitute:

CRCW06034K53FKTA (Vishay Dale) is RoHS non-compliant and REACH affected. Use only in applications where RoHS3 compliance is not mandated.

Frequently Asked Questions (FAQ)

Q: Can I substitute ERJ-3EKF4531V for ERJ-S03F4531V? A: Yes. Both parts are manufactured by Panasonic, share identical electrical specifications (4.53 kOhms ±1%, 0.1W), operate across the same temperature range (-55°C ~ 155°C), and carry AEC-Q200 automotive rating. The primary difference is packaging format: ERJ-S03F4531V uses Tape & Reel while ERJ-3EKF4531V uses Cut Tape & Digi-Reel. Both are ROHS3 compliant.

Q: Are YAGEO AC0603FR-074K53L and RC0603FR-074K53L interchangeable? A: Yes, electrically and mechanically. Both are YAGEO 4.53 kOhms ±1% 0603 resistors with identical electrical performance. AC0603FR-074K53L carries AEC-Q200 automotive rating and moisture-resistant features, while RC0603FR-074K53L does not. Select based on application requirements.

Q: What is the difference between Tape & Reel and Cut Tape packaging? A: Both formats contain identical components. Tape & Reel (TR) is supplied on continuous tape in reel format for automated assembly lines. Cut Tape (CT) & Digi-Reel is pre-cut tape on smaller reels or in tape strips. Selection depends on assembly equipment and volume requirements, not electrical performance.

Q: Can I use CRCW06034K53FKTA in a design requiring RoHS3 compliance? A: No. CRCW06034K53FKTA is RoHS non-compliant and REACH affected. Use CRCW06034K53FKEA instead, which is ROHS3 compliant and carries AEC-Q200 rating.

Q: Do all substitutes have the same physical dimensions? A: Dimensions are within 0603 (1608 Metric) specification tolerance. Most parts measure 0.063" L x 0.031" W (1.60mm x 0.80mm) with height 0.022" (0.55mm). CRCW series parts measure 0.061" L x 0.033" W (1.55mm x 0.85mm) with height 0.020" (0.50mm). These variations remain within standard PCB footprint tolerances and do not affect interchangeability.

Q: Which substitute offers the best availability? A: ERJ-3EKF4531V (Panasonic) has the highest inventory at 104,606 pieces. RC0603FR-074K53L (YAGEO) has 65,935 pieces. RMCF0603FT4K53 (Stackpole) has 81,611 pieces. Availability should be verified with your supplier for current stock levels.

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