Equivalent & Substitute Parts for RT0805FRE0725K5L

Part Overview

The RT0805FRE0725K5L is a 25.5 kOhms ±1% thin film chip resistor in 0805 (2012 Metric) package rated at 0.125W (1/8W). Manufactured by YAGEO and classified as Active product status, this component is widely used in precision analog circuits and signal conditioning applications. Substitute parts become necessary due to inventory constraints, design upgrades requiring tighter tolerances, or application-specific requirements such as automotive qualification or enhanced environmental performance.

Key Parameters

Parameter	Value
Resistance	25.5 kOhms
Tolerance	±1%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thin Film
Operating Temperature Range	-55°C ~ 155°C
Temperature Coefficient	±50ppm/°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the RT0805FRE0725K5L is determined by the following criteria:

Mandatory Parameters (Must Match):

Resistance value: 25.5 kOhms
Package / Case: 0805 (2012 Metric)
Composition: Thin Film
Operating Temperature Range: -55°C ~ 155°C
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

Allowable Variations:

Tolerance: May be equal to or tighter (±1%, ±0.5%, ±0.1%)
Power Rating: May be equal to or higher (0.125W or greater)
Temperature Coefficient: May be equal to or lower in absolute value (±50ppm/°C or ±25ppm/°C)
Manufacturer: Different manufacturers permitted if all mandatory parameters align
Features: Additional certifications (AEC-Q200, Anti-Sulfur) are allowable enhancements

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power Rating	Temp Coeff	Package	Features	Product Status
RT0805FRE0725K5L	YAGEO	25.5 kOhms	±1%	0.125W	±50ppm/°C	0805	—	Active
RT0805BRD0725K5L	YAGEO	25.5 kOhms	±0.1%	0.125W	±25ppm/°C	0805	—	Active
RT0805DRE0725K5L	YAGEO	25.5 kOhms	±0.5%	0.125W	±50ppm/°C	0805	—	Active
4-2176093-1	TE Connectivity Passive Product	25.5 kOhms	±0.1%	0.25W	±25ppm/°C	0805	—	Active
ERA-6AEB2552V	Panasonic Electronic Components	25.5 kOhms	±0.1%	0.125W	±25ppm/°C	0805	Automotive AEC-Q200	Active
RG2012P-2552-B-T5	Susumu	25.5 kOhms	±0.1%	0.125W	±25ppm/°C	0805	Anti-Sulfur, Automotive AEC-Q200	Active

Engineering Selection Recommendations

All substitute parts listed maintain Active product status and ROHS3 compliance, ensuring long-term availability and regulatory conformance.

For Standard Applications: RT0805DRE0725K5L (YAGEO) provides a tolerance upgrade to ±0.5% while maintaining identical power rating and temperature coefficient characteristics of the original part.

For Precision Applications: RT0805BRD0725K5L (YAGEO), ERA-6AEB2552V (Panasonic), and RG2012P-2552-B-T5 (Susumu) all offer ±0.1% tolerance with improved temperature coefficient of ±25ppm/°C, suitable for circuits requiring tighter resistance stability.

For Automotive Applications: ERA-6AEB2552V and RG2012P-2552-B-T5 carry AEC-Q200 automotive qualification. RG2012P-2552-B-T5 additionally includes anti-sulfur protection for enhanced environmental robustness.

For Higher Power Dissipation: 4-2176093-1 (TE Connectivity) provides doubled power rating at 0.25W (1/4W) with ±0.1% tolerance and ±25ppm/°C temperature coefficient, suitable for applications requiring increased thermal headroom.

Frequently Asked Questions (FAQ)

Q: Can RT0805BRD0725K5L replace RT0805FRE0725K5L in any circuit? A: Yes. RT0805BRD0725K5L is a direct substitute with superior tolerance (±0.1% vs ±1%) and lower temperature coefficient (±25ppm/°C vs ±50ppm/°C). The tighter specifications ensure improved circuit performance without functional incompatibility.

Q: What is the difference between 0.125W and 0.25W power ratings? A: Power rating indicates maximum continuous power dissipation. The 0.25W rating of 4-2176093-1 allows higher current handling. Selection depends on actual circuit power dissipation requirements. Using a higher-rated component does not degrade performance in lower-power applications.

Q: Are ERA-6AEB2552V and RG2012P-2552-B-T5 suitable for non-automotive applications? A: Yes. Automotive-qualified components (AEC-Q200) exceed standard reliability requirements and are fully compatible with non-automotive circuits. Their enhanced specifications provide additional margin for demanding precision applications.

Q: Does package height variation affect PCB assembly? A: All listed parts use 0805 (2012 Metric) package with maximum seated heights between 0.020" and 0.026" (0.50mm to 0.65mm). These minor variations are within standard PCB assembly tolerances and do not require design modifications.

Q: What does ±50ppm/°C vs ±25ppm/°C temperature coefficient mean for circuit stability? A: Temperature coefficient indicates resistance change per degree Celsius. ±25ppm/°C provides twice the stability of ±50ppm/°C across the operating temperature range. For temperature-sensitive applications, lower temperature coefficient values are preferred.

Q: Can I use RG2012P-2552-B-T5 in place of RT0805FRE0725K5L? A: Yes. RG2012P-2552-B-T5 is fully compatible with identical 25.5 kOhms resistance, 0805 package, and operating temperature range. It provides superior tolerance (±0.1%), lower temperature coefficient (±25ppm/°C), and anti-sulfur protection as additional benefits.

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