RT0805FRD07124RL Equivalent & Substitute Parts

Part Overview

The RT0805FRD07124RL is a 124 Ohms ±1% thin film chip resistor in 0805 (2012 Metric) package rated at 0.125W (1/8W) power dissipation. Manufactured by YAGEO, this component is actively produced and widely used in general-purpose electronic applications requiring standard tolerance resistive elements. Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are maintained across the same package footprint, enabling design flexibility and supply chain optimization.

Key Parameters

Parameter	Value
Resistance	124 Ohms
Tolerance	±1%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thin Film
Temperature Coefficient	±25ppm/°C
Operating Temperature Range	-55°C ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the RT0805FRD07124RL is determined by the following criteria:

Mandatory Parameters (Must Match):

Resistance value: 124 Ohms
Package / Case: 0805 (2012 Metric)
Composition: Thin Film
Temperature Coefficient: ±25ppm/°C
Number of Terminations: 2
Moisture Sensitivity Level: 1 (Unlimited)
RoHS Status: ROHS3 Compliant

Allowable Variations:

Tolerance: May be equal or tighter (±1% or better)
Power Rating: May be equal or higher (0.125W or greater)
Operating Temperature Range: May be equal or extended
Features: Additional certifications (AEC-Q200, Anti-Sulfur) are allowable enhancements
Height - Seated: Minor variations within package specification

All identified substitute parts maintain identical resistance, package, and core electrical characteristics while offering improved tolerance, enhanced power handling, or additional automotive/environmental certifications.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Temperature Coefficient	Operating Temperature	Package / Case	Features	Product Status
RT0805FRD07124RL	YAGEO	124 Ohms	±1%	0.125W	±25ppm/°C	-55°C ~ 155°C	0805 (2012 Metric)	—	Active
RT0805BRD07124RL	YAGEO	124 Ohms	±0.1%	0.125W	±25ppm/°C	-55°C ~ 155°C	0805 (2012 Metric)	—	Active
TNPW0805124RBEEA	Vishay Dale	124 Ohms	±0.1%	0.26W	±25ppm/°C	-55°C ~ 175°C	0805 (2012 Metric)	Anti-Sulfur, Automotive AEC-Q200, Moisture Resistant	Active
3-2176091-3	TE Connectivity Passive Product	124 Ohms	±0.1%	0.25W	±25ppm/°C	-55°C ~ 155°C	0805 (2012 Metric)	—	Active
ERA-6AEB1240V	Panasonic Electronic Components	124 Ohms	±0.1%	0.125W	±25ppm/°C	-55°C ~ 155°C	0805 (2012 Metric)	Automotive AEC-Q200	Active
RG2012P-1240-B-T5	Susumu	124 Ohms	±0.1%	0.125W	±25ppm/°C	-55°C ~ 155°C	0805 (2012 Metric)	Anti-Sulfur, Automotive AEC-Q200	Active

Engineering Selection Recommendations

All identified substitute parts are actively produced and ROHS3 compliant, ensuring regulatory compliance and supply continuity.

RT0805BRD07124RL (YAGEO): Direct upgrade from the main part with improved ±0.1% tolerance while maintaining identical power rating and temperature range. Recommended for applications requiring tighter resistance accuracy without additional environmental certifications.

TNPW0805124RBEEA (Vishay Dale): Offers enhanced power rating (0.26W vs. 0.125W) and extended operating temperature range (-55°C ~ 175°C). Includes AEC-Q200 automotive qualification and anti-sulfur protection. Suitable for automotive applications and environments requiring higher thermal margin.

3-2176091-3 (TE Connectivity Passive Product): Provides ±0.1% tolerance with increased power rating (0.25W). Maintains standard operating temperature range. Appropriate for precision applications requiring higher power dissipation capability.

ERA-6AEB1240V (Panasonic Electronic Components): Maintains original power rating (0.125W) with improved ±0.1% tolerance and AEC-Q200 automotive certification. Ideal for automotive-grade applications without requiring extended temperature range or anti-sulfur features.

RG2012P-1240-B-T5 (Susumu): Combines ±0.1% tolerance with AEC-Q200 automotive qualification and anti-sulfur protection at the original 0.125W power rating. Optimal for automotive and harsh environment applications requiring corrosion resistance.

Frequently Asked Questions (FAQ)

Q: Can RT0805BRD07124RL replace RT0805FRD07124RL in any application?

A: Yes. RT0805BRD07124RL is a direct substitute with tighter tolerance (±0.1% vs. ±1%) and identical electrical and mechanical specifications. The improved tolerance makes it suitable for all applications where the original part is used.

Q: What is the difference between the substitute parts in terms of power rating?

A: RT0805FRD07124RL, ERA-6AEB1240V, and RG2012P-1240-B-T5 are rated at 0.125W. TNPW0805124RBEEA is rated at 0.26W, and 3-2176091-3 is rated at 0.25W. Higher power ratings provide greater thermal margin but do not affect circuit operation if the original 0.125W rating is sufficient.

Q: Are all substitute parts automotive-qualified?

A: No. Only TNPW0805124RBEEA, ERA-6AEB1240V, and RG2012P-1240-B-T5 carry AEC-Q200 automotive certification. RT0805BRD07124RL and 3-2176091-3 are general-purpose parts without automotive qualification.

Q: Does the 0805 package footprint remain identical across all substitute parts?

A: Yes. All parts use the 0805 (2012 Metric) package with identical footprint dimensions (0.079" L x 0.049" W / 2.00mm x 1.25mm). Height variations are minor and do not affect PCB assembly compatibility.

Q: Which substitute part is recommended for harsh environmental conditions?

A: TNPW0805124RBEEA and RG2012P-1240-B-T5 both include anti-sulfur protection and AEC-Q200 certification. TNPW0805124RBEEA additionally offers extended operating temperature range (-55°C ~ 175°C) for extreme thermal environments.

Q: Can I use a substitute part with tighter tolerance (±0.1%) in place of the ±1% original?

A: Yes. Tighter tolerance is a compatible enhancement. All substitute parts with ±0.1% tolerance are direct replacements for the ±1% RT0805FRD07124RL.

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