RT0603FRE0730R9L Equivalent & Substitute Parts

Part Overview

The RT0603FRE0730R9L is a 30.9 Ohm ±1% thin film chip resistor manufactured by YAGEO in the 0603 (1608 Metric) package format. This component is rated for 0.1W (1/10W) power dissipation with a temperature coefficient of ±50ppm/°C and operates across the -55°C to 155°C temperature range. The part is ROHS3 compliant and carries MSL Level 1 (Unlimited) moisture sensitivity rating. As an active product with 675 units in stock, substitute parts may be required for design optimization, supply chain flexibility, or performance enhancement in specific applications.

Substiute Parts

RT0603FRE0730R9L

YAGEOIn Stock: 722RT0603FRE0730R9L Datasheet

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RP73PF1J30R9BTDF

TE Connectivity Passive ProductIn Stock: 6044RP73PF1J30R9BTDF Datasheet

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Key Parameters

Substitute Part Grouping Explanation

The RP73PF1J30R9BTDF from TE Connectivity Passive Product qualifies as a direct substitute for the RT0603FRE0730R9L based on the following critical parameters:

• Identical resistance value: 30.9 Ohms
• Identical package format: 0603 (1608 Metric)
• Identical composition: Thin Film
• Identical operating temperature range: -55°C to 155°C
• Identical number of terminations: 2
• Identical RoHS compliance: ROHS3 Compliant
• Identical MSL rating: 1 (Unlimited)

The substitute part exceeds the original specification in tolerance (±0.1% vs ±1%) and power rating (0.167W vs 0.1W), while maintaining superior temperature coefficient performance (±25ppm/°C vs ±50ppm/°C). Physical dimensions remain compatible within the 0603 package envelope.

Parameter Comparison

Engineering Selection Recommendations

The RP73PF1J30R9BTDF substitute part is suitable for direct replacement in applications where the RT0603FRE0730R9L is specified. Both components maintain ROHS3 compliance and identical MSL Level 1 ratings, ensuring equivalent handling and storage requirements. The substitute part's enhanced tolerance (±0.1%) and increased power rating (0.167W) provide performance margin without introducing compatibility concerns. The improved temperature coefficient (±25ppm/°C) offers superior stability across the full operating temperature range. Physical footprint compatibility is maintained within the 0603 package standard. Selection between these parts should be based on supply availability, lead time requirements, and cost considerations, as both meet the electrical and mechanical specifications for this application category.

Frequently Asked Questions (FAQ)

Q: Can the RP73PF1J30R9BTDF replace the RT0603FRE0730R9L in existing designs?

A: Yes. Both parts share identical resistance value (30.9 Ohms), package format (0603), composition (thin film), operating temperature range (-55°C to 155°C), and compliance certifications (ROHS3, MSL Level 1). The substitute part's superior tolerance and power rating do not create compatibility issues.

Q: What are the key differences between these two parts?

A: The primary differences are tolerance (±0.1% vs ±1%), power rating (0.167W vs 0.1W), and temperature coefficient (±25ppm/°C vs ±50ppm/°C). The substitute part offers tighter tolerance and better thermal stability.

Q: Are the physical dimensions compatible?

A: Yes. Both parts conform to the 0603 (1608 Metric) package standard. The RP73PF1J30R9BTDF measures 0.061" L x 0.031" W (1.55mm x 0.80mm) compared to 0.063" L x 0.031" W (1.60mm x 0.80mm) for the RT0603FRE0730R9L. Both maintain 0.022" (0.55mm) maximum seated height, ensuring PCB footprint compatibility.

Q: Do both parts have the same moisture sensitivity rating?

A: Yes. Both components carry MSL Level 1 (Unlimited) rating, indicating identical moisture sensitivity classification and handling requirements.

Q: Are there any compliance or certification differences?

A: Both parts are ROHS3 compliant with EAR99 ECCN classification. The substitute part's REACH status is listed as Vendor Undefined, while the original is REACH Unaffected. This distinction does not affect component functionality or substitution suitability.