ERJ-S02J305X Equivalent & Substitute Parts

Part Overview

The ERJ-S02J305X is a 3 MOhms ±5% 0.1W (1/10W) chip resistor in 0402 (1005 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 harsh environment applications. The part is currently active in production with 1056 pieces in stock. Substitute parts are identified to provide alternative sourcing options when the primary part number becomes unavailable or when packaging requirements differ.

Key Parameters

Parameter	Value
Resistance	3 MOhms
Tolerance	±5%
Power Rating	0.1W (1/10W)
Package / Case	0402 (1005 Metric)
Composition	Thick Film
Features	Anti-Sulfur, Automotive AEC-Q200
Temperature Coefficient	-400 / +150 ppm/°C
Operating Temperature Range	-55°C ~ 155°C
Size / Dimension	0.039" L x 0.020" W (1.00mm x 0.50mm)
Height - Seated (Max)	0.016" (0.40mm)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the ERJ-S02J305X is based on electrical and mechanical parameter equivalence. The substitute part ERJ-U02J305X maintains identical electrical specifications: 3 MOhms resistance, ±5% tolerance, 0.1W power rating, and thick film composition with anti-sulfur coating and AEC-Q200 automotive qualification. Both parts operate across the same temperature range (-55°C ~ 155°C) with identical temperature coefficient (-400 / +150 ppm/°C). Mechanical compatibility is confirmed through identical package designation (0402 / 1005 Metric), physical dimensions (0.039" L x 0.020" W), and maximum seated height (0.016"). The primary difference between these parts is the series designation (ERJ-S02 versus ERJ-U02) and packaging format. Both parts are ROHS3 compliant with MSL 1 rating and maintain identical regulatory compliance (REACH Unaffected, ECCN EAR99).

Parameter Comparison

Parameter	ERJ-S02J305X (Main Part)	ERJ-U02J305X (Substitute)
Manufacturer	Panasonic Electronic Components	Panasonic Electronic Components
Resistance	3 MOhms	3 MOhms
Tolerance	±5%	±5%
Power Rating	0.1W (1/10W)	0.1W (1/10W)
Package / Case	0402 (1005 Metric)	0402 (1005 Metric)
Composition	Thick Film	Thick Film
Features	Anti-Sulfur, Automotive AEC-Q200	Anti-Sulfur, Automotive AEC-Q200
Temperature Coefficient	-400 / +150 ppm/°C	-400 / +150 ppm/°C
Operating Temperature Range	-55°C ~ 155°C	-55°C ~ 155°C
Size / Dimension	0.039" L x 0.020" W (1.00mm x 0.50mm)	0.039" L x 0.020" W (1.00mm x 0.50mm)
Height - Seated (Max)	0.016" (0.40mm)	0.016" (0.40mm)
Number of Terminations	2	2
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected
ECCN	EAR99	EAR99
HTSUS	8533.21.0030	8533.21.0030
Product Status	Active	Active

Engineering Selection Recommendations

Both ERJ-S02J305X and ERJ-U02J305X are active production parts from Panasonic Electronic Components with full ROHS3 compliance and REACH unaffected status. Selection between these parts is determined by packaging and supply chain requirements rather than electrical or mechanical performance. The ERJ-S02J305X is available in standard packaging with 1056 pieces in current inventory. The ERJ-U02J305X is supplied in Tape & Reel (TR) format with 4812 pieces in inventory, making it suitable for high-volume automated assembly operations. Both parts satisfy automotive AEC-Q200 qualification requirements and maintain identical electrical performance across the full operating temperature range. Component selection should be based on assembly process requirements and packaging compatibility with production equipment.

Frequently Asked Questions (FAQ)

Q: Can ERJ-U02J305X be used as a direct replacement for ERJ-S02J305X?

A: Yes. Both parts are electrically and mechanically equivalent with identical resistance (3 MOhms), tolerance (±5%), power rating (0.1W), package (0402), and operating specifications. The primary difference is packaging format (Tape & Reel for ERJ-U02J305X versus standard packaging for ERJ-S02J305X).

Q: What is the difference between ERJ-S02 and ERJ-U02 series designations?

A: The series designation reflects the base product line within Panasonic's resistor portfolio. Both series share identical electrical and mechanical specifications for this 3 MOhms 0402 package configuration. The series difference does not affect functional performance or compatibility.

Q: Are both parts suitable for automotive applications?

A: Yes. Both ERJ-S02J305X and ERJ-U02J305X carry AEC-Q200 automotive qualification with anti-sulfur coating, making them suitable for automotive and harsh environment applications across the -55°C to 155°C operating range.

Q: What packaging format should I select for my application?

A: Select based on assembly process requirements. Standard packaging (ERJ-S02J305X) is suitable for manual or small-batch assembly. Tape & Reel packaging (ERJ-U02J305X) is designed for automated pick-and-place assembly in high-volume production environments.

Q: Are there any compliance or regulatory differences between these parts?

A: No. Both parts are ROHS3 compliant, REACH unaffected, and carry identical ECCN (EAR99) and HTSUS (8533.21.0030) classifications. Regulatory status is identical.

Q: What is the Moisture Sensitivity Level (MSL) for these parts?

A: Both parts have MSL 1 rating, indicating unlimited shelf life without moisture bake-out requirements prior to soldering.

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