Equivalent & Substitute Parts for RT0805FRE074K12L

Part Overview

The RT0805FRE074K12L is a 4.12 kOhms ±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 ROHS3 compliant. Substitute parts are identified based on matching resistance value, package form factor, and compatible electrical specifications within the 0805 SMD resistor category.

Key Parameters

Parameter	Value
Resistance	4.12 kOhms
Tolerance	±1%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thin Film
Operating Temperature Range	-55°C ~ 155°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following criteria:

Primary Matching Criteria:

Resistance value: 4.12 kOhms (exact match required)
Package form factor: 0805 (2012 Metric) (exact match required)
Composition: Thin Film (exact match required)
Operating temperature range: -55°C ~ 155°C (exact match required)
RoHS compliance: ROHS3 Compliant (exact match required)

Allowable Variations:

Tolerance: ±1%, ±0.5%, or ±0.1% (tighter tolerances are acceptable upgrades)
Power rating: 0.125W (1/8W) or 0.25W (1/4W) (higher ratings are acceptable upgrades)
Temperature coefficient: ±50ppm/°C or ±25ppm/°C (lower values are acceptable upgrades)
Automotive certification (AEC-Q200) and anti-sulfur features are optional enhancements

All substitute parts listed maintain full electrical and mechanical compatibility with the RT0805FRE074K12L within the specified parameter constraints.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (Watts)	Temp Coeff (ppm/°C)	Features	Inventory (Pcs)
RT0805FRE074K12L	YAGEO	4.12 kOhms	±1%	0.125W	±50	—	1024
RT0805BRD074K12L	YAGEO	4.12 kOhms	±0.1%	0.125W	±25	—	5905
RT0805DRE074K12L	YAGEO	4.12 kOhms	±0.5%	0.125W	±50	—	761
7-2176092-1	TE Connectivity Passive Product	4.12 kOhms	±0.1%	0.25W	±25	—	4259
ERA-6AEB4121V	Panasonic Electronic Components	4.12 kOhms	±0.1%	0.125W	±25	Automotive AEC-Q200	11737
RG2012P-4121-B-T5	Susumu	4.12 kOhms	±0.1%	0.125W	±25	Anti-Sulfur, Automotive AEC-Q200	6048
RG2012P-4121-D-T5	Susumu	4.12 kOhms	±0.5%	0.125W	±25	Anti-Sulfur, Automotive AEC-Q200	6087

Engineering Selection Recommendations

Standard Industrial Applications: RT0805BRD074K12L (YAGEO) provides tighter tolerance (±0.1%) and improved temperature coefficient (±25ppm/°C) while maintaining identical power rating and package specifications. This part is suitable for general industrial use with enhanced precision requirements.

Automotive and High-Reliability Applications: ERA-6AEB4121V (Panasonic) and RG2012P-4121-B-T5 (Susumu) both carry AEC-Q200 automotive qualification. RG2012P-4121-B-T5 additionally features anti-sulfur protection. Both maintain ±0.1% tolerance and ±25ppm/°C temperature coefficient. These parts are appropriate for automotive-grade circuit designs.

Higher Power Dissipation Requirements: 7-2176092-1 (TE Connectivity) offers 0.25W (1/4W) power rating, double that of the original part, while maintaining ±0.1% tolerance and ±25ppm/°C temperature coefficient. This part is suitable for applications requiring increased thermal headroom.

Tolerance-Optimized Selection: RT0805DRE074K12L (YAGEO) and RG2012P-4121-D-T5 (Susumu) both provide ±0.5% tolerance as a middle ground between the original ±1% specification and the ±0.1% upgrades. RG2012P-4121-D-T5 includes automotive qualification and anti-sulfur features.

All substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating.

Frequently Asked Questions (FAQ)

Q: Can RT0805BRD074K12L be used as a direct replacement for RT0805FRE074K12L?

A: Yes. Both parts share identical resistance (4.12 kOhms), package (0805), power rating (0.125W), and operating temperature range (-55°C ~ 155°C). RT0805BRD074K12L offers improved tolerance (±0.1% vs ±1%) and lower temperature coefficient (±25ppm/°C vs ±50ppm/°C), making it a compatible upgrade.

Q: What is the difference between the YAGEO and Susumu 0.1% tolerance options?

A: RT0805BRD074K12L (YAGEO) is a standard industrial-grade thin film resistor. RG2012P-4121-B-T5 (Susumu) provides identical electrical specifications but includes anti-sulfur protection and AEC-Q200 automotive qualification. Selection depends on application environment and certification requirements.

Q: Why would I choose the TE Connectivity 7-2176092-1 part?

A: This part is selected when circuit design requires higher power dissipation capability. The 0.25W (1/4W) rating provides thermal margin compared to the 0.125W (1/8W) original specification. All other electrical parameters (resistance, tolerance, temperature coefficient) are equivalent or superior.

Q: Are all substitute parts available in the same packaging format?

A: Yes. All listed substitute parts use 0805 (2012 Metric) package with Tape & Reel (TR) packaging. Physical dimensions and termination count are identical across all parts, ensuring PCB layout compatibility.

Q: What does AEC-Q200 qualification mean?

A: AEC-Q200 is an automotive industry standard qualification for passive components. Parts carrying this rating (ERA-6AEB4121V, RG2012P-4121-B-T5, RG2012P-4121-D-T5) have undergone extended reliability testing and are approved for automotive applications. Non-automotive applications may use these parts without restriction.

Q: Can I substitute a ±0.1% tolerance part for a ±1% tolerance requirement?

A: Yes. Tighter tolerance specifications are always compatible with looser tolerance requirements. A ±0.1% part will meet any circuit design that specifies ±1% tolerance. The reverse substitution (±1% for ±0.1% requirement) is not acceptable.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message