Equivalent & Substitute Parts for RT0805FRE073K83L

Part Overview

The RT0805FRE073K83L is a 3.83 kOhms ±1% thin film chip resistor in 0805 (2012 Metric) package format, rated for 0.125W (1/8W) power dissipation. This YAGEO component operates across -55°C to 155°C and is ROHS3 compliant with MSL 1 rating. The part is currently active in production with 3482 units in stock. Equivalent and substitute parts are identified based on matching resistance value, package format, power rating, and operating temperature range while allowing for tolerance and temperature coefficient improvements.

Key Parameters

Parameter	Value
Resistance	3.83 kOhms
Tolerance	±1%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thin Film
Operating Temperature	-55°C ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for RT0805FRE073K83L is determined by the following criteria:

Resistance Value: All substitutes maintain 3.83 kOhms nominal resistance
Package Format: All substitutes use 0805 (2012 Metric) package with identical footprint dimensions (2.00mm L × 1.25mm W)
Power Rating: All substitutes maintain 0.125W (1/8W) rating
Operating Temperature Range: All substitutes support -55°C to 155°C operation
Composition: All substitutes are thin film resistors
Compliance: All substitutes are ROHS3 compliant with MSL 1 rating

Substitutes are grouped into two categories: tolerance-improved variants (±0.1% vs ±1%) and automotive-qualified variants with enhanced environmental specifications.

Parameter Comparison

Parameter	RT0805FRE073K83L	RT0805BRD073K83L	ERA-6AEB3831V	RG2012P-3831-B-T5
Manufacturer	YAGEO	YAGEO	Panasonic Electronic Components	Susumu
Resistance	3.83 kOhms	3.83 kOhms	3.83 kOhms	3.83 kOhms
Tolerance	±1%	±0.1%	±0.1%	±0.1%
Power Rating	0.125W	0.125W	0.125W	0.125W
Temperature Coefficient	±50ppm/°C	±25ppm/°C	±25ppm/°C	±25ppm/°C
Operating Temperature	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C
Package / Case	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)
Height - Seated (Max)	0.024" (0.60mm)	0.024" (0.60mm)	0.024" (0.60mm)	0.020" (0.50mm)
Composition	Thin Film	Thin Film	Thin Film	Thin Film
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Automotive Rating	None	None	AEC-Q200	AEC-Q200, Anti-Sulfur
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

RT0805BRD073K83L (YAGEO): Direct upgrade from RT0805FRE073K83L within the same manufacturer series. Improves tolerance to ±0.1% and reduces temperature coefficient to ±25ppm/°C while maintaining identical package dimensions and compliance certifications. Suitable for applications requiring tighter tolerance specifications without automotive qualification requirements.

ERA-6AEB3831V (Panasonic Electronic Components): Automotive-qualified substitute with AEC-Q200 certification. Provides ±0.1% tolerance and ±25ppm/°C temperature coefficient. Recommended for automotive and harsh environment applications where AEC-Q200 compliance is specified or required.

RG2012P-3831-B-T5 (Susumi): Automotive-qualified substitute with AEC-Q200 certification and anti-sulfur coating. Offers ±0.1% tolerance, ±25ppm/°C temperature coefficient, and reduced maximum seated height (0.020" vs 0.024"). Anti-sulfur feature provides enhanced corrosion resistance. Recommended for automotive applications in corrosive environments or where space constraints favor lower profile components.

Frequently Asked Questions (FAQ)

Q: Can RT0805BRD073K83L be used as a direct replacement for RT0805FRE073K83L?

A: Yes. Both parts share identical package dimensions (0805/2012 Metric), resistance value (3.83 kOhms), power rating (0.125W), and operating temperature range (-55°C to 155°C). RT0805BRD073K83L provides improved tolerance (±0.1% vs ±1%) and lower temperature coefficient (±25ppm/°C vs ±50ppm/°C).

Q: What is the difference between standard and automotive-qualified substitutes?

A: ERA-6AEB3831V and RG2012P-3831-B-T5 carry AEC-Q200 automotive qualification, indicating compliance with automotive reliability and environmental stress testing standards. RG2012P-3831-B-T5 additionally includes anti-sulfur coating for enhanced corrosion resistance in harsh environments.

Q: Are all substitutes compatible with the same PCB footprint?

A: Yes. All substitutes use 0805 (2012 Metric) package with identical footprint dimensions (2.00mm L × 1.25mm W). RG2012P-3831-B-T5 has a lower maximum seated height (0.020" vs 0.024"), which may be advantageous in space-constrained designs but does not affect footprint compatibility.

Q: What compliance certifications apply to all parts in this substitution group?

A: All parts are ROHS3 compliant, REACH unaffected, and carry MSL 1 (Unlimited) moisture sensitivity rating. ERA-6AEB3831V and RG2012P-3831-B-T5 additionally carry AEC-Q200 automotive qualification.

Q: Can these substitutes be used interchangeably in production?

A: Yes, provided the application requirements are met. For non-automotive applications, any substitute is functionally equivalent. For automotive applications, ERA-6AEB3831V or RG2012P-3831-B-T5 must be used to maintain AEC-Q200 compliance. Tolerance and temperature coefficient improvements in substitutes do not create incompatibility with designs specified for ±1% tolerance.

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