RT0603DRE07124RL Equivalent & Substitute Parts

Part Overview

The RT0603DRE07124RL is a 124 Ohms ±0.5% thin film chip resistor in 0603 (1608 Metric) package rated at 0.1W (1/10W) power dissipation. This YAGEO component is actively produced and ROHS3 compliant. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to inventory constraints, design optimization, or application-specific requirements such as improved tolerance or automotive qualification.

Substiute Parts

RT0603DRE07124RL

YAGEOIn Stock: 1035RT0603DRE07124RL Datasheet

Current PartRFQ

RT0603BRD07124RL

YAGEOIn Stock: 5969RT0603BRD07124RL Datasheet

UpgradeRFQ

RT0603DRD07124RL

YAGEOIn Stock: 872RT0603DRD07124RL Datasheet

UpgradeRFQ

ERA-3AEB1240V

Panasonic Electronic ComponentsIn Stock: 5452ERA-3AEB1240V Datasheet

UpgradeRFQ

RP73PF1J124RBTDF

TE Connectivity Passive ProductIn Stock: 3238RP73PF1J124RBTDF Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following criteria:

Primary Compatibility Requirements:

• Resistance value: 124 Ohms (exact match required)
• Package / Case: 0603 (1608 Metric) (mechanical and footprint compatibility)
• Composition: Thin Film (electrical performance characteristics)
• Operating Temperature Range: -55°C ~ 155°C (minimum requirement)
• RoHS Status: ROHS3 Compliant (regulatory compliance)

Secondary Compatibility Parameters:

• Tolerance: ±0.5% or better (±0.1% is acceptable as upgrade)
• Power Rating: 0.1W minimum (0.167W is acceptable as upgrade)
• Temperature Coefficient: ±50ppm/°C or better (±25ppm/°C is acceptable as upgrade)

Substitute parts are grouped into two categories: direct equivalents (matching all primary parameters) and upgrades (improved tolerance, temperature coefficient, or power rating while maintaining primary compatibility).

Parameter Comparison

Engineering Selection Recommendations

Direct Equivalent (Same Tolerance):

• RT0603DRD07124RL: Identical electrical specifications with improved temperature coefficient (±25ppm/°C vs ±50ppm/°C). YAGEO series RT, active production status.

Upgrade Options (Improved Tolerance):

• RT0603BRD07124RL: YAGEO series RT with ±0.1% tolerance and ±25ppm/°C temperature coefficient. Suitable for applications requiring tighter tolerance control.
• ERA-3AEB1240V: Panasonic series ERA-3A with ±0.1% tolerance, ±25ppm/°C temperature coefficient, and AEC-Q200 automotive qualification. Recommended for automotive applications requiring industry-standard reliability qualification.

Higher Power Rating Option:

• RP73PF1J124RBTDF: TE Connectivity series RP73 with 0.167W (1/6W) power rating, ±0.1% tolerance, and ±25ppm/°C temperature coefficient. Suitable for applications requiring increased power dissipation margin while maintaining 0603 package footprint.

All substitute parts maintain ROHS3 compliance, MSL 1 rating, and -55°C ~ 155°C operating temperature range. Selection should be based on specific application requirements for tolerance, power dissipation, and automotive qualification status.

Frequently Asked Questions (FAQ)

Q: Can RT0603BRD07124RL replace RT0603DRE07124RL in my design? A: Yes. Both parts share identical resistance (124 Ohms), package (0603), power rating (0.1W), and operating temperature range (-55°C ~ 155°C). RT0603BRD07124RL offers improved tolerance (±0.1% vs ±0.5%) and temperature coefficient (±25ppm/°C vs ±50ppm/°C), making it a direct upgrade with no design modifications required.

Q: What is the difference between RT0603DRE07124RL and RT0603DRD07124RL? A: Both are YAGEO series RT resistors with 124 Ohms resistance and ±0.5% tolerance. The primary difference is temperature coefficient: RT0603DRD07124RL has ±25ppm/°C compared to ±50ppm/°C for RT0603DRE07124RL. Both are mechanically and electrically compatible.

Q: Is ERA-3AEB1240V suitable for automotive applications? A: Yes. ERA-3AEB1240V carries AEC-Q200 automotive qualification, making it suitable for automotive-grade applications. It maintains the same 0603 package, 124 Ohms resistance, and ±0.1% tolerance as other substitutes.

Q: Can I use RP73PF1J124RBTDF if my circuit requires only 0.1W power dissipation? A: Yes. RP73PF1J124RBTDF is rated at 0.167W (1/6W), which exceeds the 0.1W requirement. The higher power rating provides additional thermal margin without affecting electrical performance. The 0603 package footprint remains identical.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed substitute parts (RT0603BRD07124RL, RT0603DRD07124RL, ERA-3AEB1240V, RP73PF1J124RBTDF) are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity level, matching the original RT0603DRE07124RL specifications.

Q: What does temperature coefficient mean for resistor selection? A: Temperature coefficient indicates how much the resistance value changes with temperature. RT0603DRE07124RL has ±50ppm/°C, meaning resistance can shift up to 0.005% per degree Celsius. Substitute parts with ±25ppm/°C offer half this drift, beneficial for precision applications. All parts operate across -55°C ~ 155°C range.