RT0603FRE07124RL Equivalent & Substitute Parts

Part Overview

The RT0603FRE07124RL is a 124 Ohms ±1% thin film chip resistor in 0603 (1608 Metric) package rated at 0.1W power dissipation. Manufactured by YAGEO under the RT series, this component is actively produced and ROHS3 compliant. Substitute parts are identified when equivalent resistance values, package dimensions, and power ratings are maintained while offering improved tolerance specifications or alternative manufacturer options for supply chain flexibility.

Substiute Parts

RT0603FRE07124RL

YAGEOIn Stock: 1032RT0603FRE07124RL Datasheet

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RT0603BRD07124RL

YAGEOIn Stock: 5969RT0603BRD07124RL Datasheet

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RT0603DRD07124RL

YAGEOIn Stock: 872RT0603DRD07124RL Datasheet

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ERA-3AEB1240V

Panasonic Electronic ComponentsIn Stock: 5452ERA-3AEB1240V Datasheet

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RP73PF1J124RBTDF

TE Connectivity Passive ProductIn Stock: 3238RP73PF1J124RBTDF Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following criteria:

• Resistance Value: Must be 124 Ohms
• Package / Case: Must be 0603 (1608 Metric) for mechanical and electrical compatibility
• Power Rating: Must be ≥0.1W (1/10W); higher power ratings are acceptable
• Composition: Thin film construction required
• Operating Temperature Range: Must encompass -55°C ~ 155°C
• RoHS Compliance: ROHS3 Compliant status required

Tolerance specifications may vary (±0.1%, ±0.5%, ±1%) without affecting substitutability, as tighter tolerances represent functional improvements. Temperature coefficient variations (±25ppm/°C vs ±50ppm/°C) are acceptable within the specified operating range.

Parameter Comparison

Engineering Selection Recommendations

All listed substitute parts maintain active product status and ROHS3 compliance. Selection between equivalents depends on specific application requirements:

RT0603BRD07124RL and RT0603DRD07124RL are YAGEO alternatives offering improved tolerance specifications (±0.1% and ±0.5% respectively) with reduced temperature coefficient (±25ppm/°C) compared to the original part. Both maintain identical package dimensions and power rating.

ERA-3AEB1240V is a Panasonic equivalent with ±0.1% tolerance and AEC-Q200 automotive qualification. This part is suitable for applications requiring automotive-grade reliability standards.

RP73PF1J124RBTDF is a TE Connectivity option with ±0.1% tolerance and higher power rating (0.167W). This part accommodates applications with elevated power dissipation requirements while maintaining the 0603 package footprint.

Frequently Asked Questions (FAQ)

Q: Can I substitute RT0603FRE07124RL with a part having tighter tolerance?

A: Yes. Parts with ±0.1% or ±0.5% tolerance are direct substitutes, as tighter tolerances are functionally compatible with circuits designed for ±1% tolerance.

Q: Are all substitute parts mechanically compatible with the original 0603 footprint?

A: Yes. All listed substitutes use the 0603 (1608 Metric) package. Physical dimensions (0.063" L x 0.031" W / 1.60mm x 0.80mm) and height specifications are equivalent across all parts, ensuring PCB layout compatibility.

Q: What is the difference between the YAGEO RT series variants?

A: The RT0603FRE07124RL, RT0603BRD07124RL, and RT0603DRD07124RL differ in tolerance grade and temperature coefficient. The FRE variant specifies ±1% tolerance with ±50ppm/°C, while BRD and DRD variants offer ±0.1% and ±0.5% tolerances respectively, both with ±25ppm/°C temperature coefficient.

Q: When should I select the RP73PF1J124RBTDF over other substitutes?

A: Select this part when circuit design requires power dissipation exceeding 0.1W. The 0.167W (1/6W) rating provides additional thermal margin while maintaining the same 0603 package footprint.

Q: Is the ERA-3AEB1240V suitable for automotive applications?

A: Yes. The ERA-3AEB1240V carries AEC-Q200 automotive qualification, making it appropriate for automotive-grade circuit designs requiring enhanced reliability standards.

Q: Do all substitute parts meet ROHS3 compliance?

A: Yes. All listed substitute parts are ROHS3 compliant with Moisture Sensitivity Level 1 (Unlimited), matching the original part's environmental and regulatory status.