ERJ-S03F4533V 453kΩ 1% 1/10W 0603 Chip Resistor Equivalent & Substitute Parts

Part Overview

The ERJ-S03F4533V is a 453 kΩ thick film chip resistor manufactured by Panasonic Electronic Components in 0603 (1608 Metric) package format. This component is rated for 0.1W power dissipation with ±1% tolerance and features anti-sulfur coating with AEC-Q200 automotive qualification. The part is currently in active production status with 1142 units in stock. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component requirements.

Key Parameters

Parameter	Value
Resistance	453 kΩ
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
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the ERJ-S03F4533V are qualified based on the following criteria:

Resistance value: 453 kΩ (exact match required)
Tolerance: ±1% (exact match required)
Power rating: 0.1W / 1/10W (exact match required)
Package: 0603 (1608 Metric) (exact match required)
Composition: Thick Film (exact match required)
Temperature coefficient: ±100ppm/°C (exact match required)
Operating temperature range: -55°C to 155°C (exact match required)
RoHS compliance: ROHS3 Compliant (minimum requirement)
Moisture sensitivity: MSL 1 (Unlimited) (exact match required)

All identified substitute parts meet these electrical and mechanical parameters. Variations in physical dimensions (length, width, height) within standard 0603 package tolerances and differences in specific features (anti-sulfur coating, moisture resistance, automotive certification) do not disqualify substitution when core electrical specifications align.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op. Temp Range	RoHS	MSL	Packaging Type	Inventory (Pcs)
ERJ-S03F4533V	Panasonic Electronic Components	453 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Tape & Reel	1142
ERJ-3EKF4533V	Panasonic Electronic Components	453 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Tape & Reel	188283
CR0603-FX-4533ELF	Bourns Inc.	453 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Tape & Reel	8798
CRCW0603453KFKEA	Vishay Dale	453 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Tape & Reel	23983
RC0603FR-07453KL	YAGEO	453 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Cut Tape & Digi-Reel	2200
RC1608F4533CS	Samsung Electro-Mechanics	453 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Cut Tape	2240
RMCF0603FT453K	Stackpole Electronics Inc	453 kΩ	±1%	0.1	0603	±100ppm/°C	-55°C ~ 155°C	ROHS3	1	Tape & Reel	9925

Engineering Selection Recommendations

All identified substitute parts maintain identical electrical specifications and package dimensions within standard 0603 tolerances. Selection among these alternatives should be based on:

Availability and Lead Time: ERJ-3EKF4533V (Panasonic) offers the highest inventory level at 188,283 units, providing supply chain flexibility. CRCW0603453KFKEA (Vishay Dale) provides 23,983 units with established automotive qualification.

Automotive Applications: ERJ-S03F4533V, ERJ-3EKF4533V, CRCW0603453KFKEA, and RMCF0603FT453K all carry AEC-Q200 automotive certification. CR0603-FX-4533ELF, RC0603FR-07453KL, and RC1608F4533CS feature moisture-resistant construction without explicit automotive ratings.

Packaging Format: Tape & Reel packaging is available from Panasonic (both series), Bourns, and Stackpole. Cut Tape and Digi-Reel formats are available from YAGEO and Samsung Electro-Mechanics for lower-volume requirements.

Compliance: All parts are ROHS3 compliant, REACH unaffected, and classified as EAR99 for export control purposes.

Frequently Asked Questions (FAQ)

Q: Can ERJ-3EKF4533V directly replace ERJ-S03F4533V?

A: Yes. Both parts are manufactured by Panasonic with identical electrical specifications (453 kΩ, ±1%, 0.1W), package format (0603), temperature coefficient (±100ppm/°C), and operating range (-55°C to 155°C). The primary difference is the series designation (ERJ-3EK versus ERJ-S03) and significantly higher inventory availability for ERJ-3EKF4533V.

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

A: Anti-sulfur coating (ERJ-S03F4533V, ERJ-3EKF4533V, CRCW0603453KFKEA, RMCF0603FT453K) protects against sulfur-containing atmospheric corrosion. Moisture-resistant construction (CR0603-FX-4533ELF, RC0603FR-07453KL, RC1608F4533CS) provides protection against humidity ingress. Both are protective features; selection depends on environmental exposure conditions.

Q: Are all substitute parts suitable for automotive applications?

A: Parts with AEC-Q200 certification (ERJ-S03F4533V, ERJ-3EKF4533V, CRCW0603453KFKEA, RMCF0603FT453K) meet automotive qualification standards. CR0603-FX-4533ELF, RC0603FR-07453KL, and RC1608F4533CS do not carry explicit automotive ratings but meet general industrial specifications.

Q: Does packaging type (Tape & Reel versus Cut Tape) affect electrical performance?

A: No. Packaging type affects handling, storage, and assembly processes but does not alter electrical characteristics. Selection should be based on production volume and assembly equipment compatibility.

Q: Are physical dimension variations within 0603 package tolerance acceptable?

A: Yes. Standard 0603 package tolerances allow minor variations in length, width, and height across manufacturers. All listed parts conform to 0603 (1608 Metric) specifications and are mechanically interchangeable within PCB footprint design.

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