RT0603FRE0736R5L Equivalent & Substitute Parts

Part Overview

The RT0603FRE0736R5L is a 36.5 Ohm ±1% thin film chip resistor in 0603 (1608 Metric) package manufactured by YAGEO. This component is rated for 0.1W (1/10W) power dissipation with a temperature coefficient of ±50ppm/°C and operates across -55°C to 155°C. The part is ROHS3 compliant and carries MSL Level 1 (Unlimited) moisture sensitivity rating. As an active product with established supply availability, equivalent alternatives exist for applications requiring enhanced performance specifications or alternative sourcing.

Substiute Parts

RT0603FRE0736R5L

YAGEOIn Stock: 791RT0603FRE0736R5L Datasheet

Current PartRFQ

RP73PF1J36R5BTDF

TE Connectivity Passive ProductIn Stock: 2674RP73PF1J36R5BTDF Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the RT0603FRE0736R5L is determined by the following critical parameters:

• Resistance Value: Must be 36.5 Ohms (exact match required)
• Package Type: Must be 0603 (1608 Metric) for mechanical and electrical compatibility
• Composition: Thin film construction maintains performance characteristics
• Operating Temperature Range: Must support -55°C to 155°C minimum
• Termination Count: Must have 2 terminations for PCB compatibility
• Compliance: ROHS3 compliance required for regulatory alignment

The RP73PF1J36R5BTDF from TE Connectivity Passive Product qualifies as a direct substitute. While it offers enhanced tolerance (±0.1% vs ±1%) and superior temperature coefficient (±25ppm/°C vs ±50ppm/°C), it maintains identical resistance value, package configuration, and operating temperature range. The increased power rating (0.167W vs 0.1W) provides additional thermal margin without affecting circuit compatibility.

Parameter Comparison

Engineering Selection Recommendations

Both the RT0603FRE0736R5L and RP73PF1J36R5BTDF are active products with ROHS3 compliance and MSL Level 1 ratings, making them suitable for production environments. The RT0603FRE0736R5L remains the primary choice for cost-sensitive applications where ±1% tolerance and ±50ppm/°C temperature coefficient meet circuit requirements. The RP73PF1J36R5BTDF is selected when enhanced precision (±0.1% tolerance), improved temperature stability (±25ppm/°C), or increased power dissipation margin (0.167W) is required. Both components share identical package geometry and operating temperature range, ensuring direct PCB compatibility without layout modifications.

Frequently Asked Questions (FAQ)

Q: Can RP73PF1J36R5BTDF replace RT0603FRE0736R5L in existing designs?

A: Yes. Both components share the same 0603 package, 36.5 Ohm resistance value, and -55°C to 155°C operating range. The substitute offers improved tolerance and temperature coefficient specifications without requiring circuit redesign.

Q: What are the key differences between these parts?

A: The primary differences are tolerance (±1% vs ±0.1%), temperature coefficient (±50ppm/°C vs ±25ppm/°C), and power rating (0.1W vs 0.167W). The RP73PF1J36R5BTDF provides superior performance in precision and thermal stability.

Q: Are both parts suitable for high-temperature applications?

A: Yes. Both components operate across the full -55°C to 155°C range and maintain ROHS3 compliance across this temperature spectrum.

Q: Do these parts require different PCB footprints?

A: No. Both use the 0603 (1608 Metric) package with identical termination configuration, allowing direct substitution without PCB layout changes.

Q: What is the MSL rating significance for these components?

A: Both parts carry MSL Level 1 (Unlimited) rating, indicating no moisture sensitivity restrictions during storage or handling. Standard component storage practices apply.