RG2012P-2050-C-T5 Equivalent & Substitute Parts

Part Overview

The RG2012P-2050-C-T5 is a 205 Ohm ±0.25% thin film chip resistor manufactured by Susumu in 0805 (2012 Metric) package format. This component is rated for 0.125W (1/8W) power dissipation and features anti-sulfur coating with AEC-Q200 automotive qualification. The part is currently classified as obsolete, necessitating identification of active equivalent and substitute components that maintain electrical and mechanical compatibility while offering improved performance characteristics or continued availability.

Key Parameters

Parameter	Value
Resistance	205 Ohms
Tolerance	±0.25%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thin Film
Operating Temperature Range	-55°C ~ 155°C
Temperature Coefficient	±25ppm/°C
Features	Anti-Sulfur, Automotive AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the RG2012P-2050-C-T5 is determined by the following critical parameters:

Mandatory Compatibility Parameters:

Resistance value: 205 Ohms (exact match required)
Package / Case: 0805 (2012 Metric) (physical and electrical footprint compatibility)
Power rating: Minimum 0.125W (1/8W) or higher
Operating temperature range: -55°C ~ 155°C (minimum requirement)
Composition: Thin film construction
RoHS compliance: ROHS3 Compliant

Performance Enhancement Parameters:

Tolerance: Can be equal to or tighter than ±0.25%
Temperature coefficient: Can be equal to or lower than ±25ppm/°C
Automotive rating: AEC-Q200 qualification preferred for direct substitution

Substitute parts are grouped into two categories:

Upgrade Substitutes (Susumu RG Series): Active Susumu components offering improved tolerance and/or temperature coefficient performance while maintaining identical mechanical dimensions, operating temperature range, and AEC-Q200 automotive qualification.

Direct Substitutes (Alternative Manufacturers): Active components from TE Connectivity and YAGEO that match the core electrical specifications and package format. These parts may differ in power rating, temperature coefficient, or automotive certification status.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Operating Temp (°C)	Package	Status	AEC-Q200
RG2012P-2050-C-T5	Susumu	205Ω	±0.25%	0.125	±25	-55 ~ 155	0805	Obsolete	Yes
RG2012N-2050-B-T5	Susumu	205Ω	±0.1%	0.125	±10	-55 ~ 155	0805	Active	Yes
RG2012N-2050-W-T1	Susumu	205Ω	±0.05%	0.125	±10	-55 ~ 155	0805	Active	Yes
RG2012P-2050-B-T5	Susumu	205Ω	±0.1%	0.125	±25	-55 ~ 155	0805	Active	Yes
RG2012P-2050-W-T5	Susumu	205Ω	±0.05%	0.125	±25	-55 ~ 155	0805	Active	Yes
RG2012V-2050-B-T5	Susumu	205Ω	±0.1%	0.125	±5	-55 ~ 155	0805	Active	Yes
RG2012V-2050-P-T1	Susumu	205Ω	±0.02%	0.125	±5	-55 ~ 155	0805	Active	Yes
RG2012V-2050-W-T1	Susumu	205Ω	±0.05%	0.125	±5	-55 ~ 155	0805	Active	Yes
RG2012V-2050-W-T5	Susumu	205Ω	±0.05%	0.125	±5	-55 ~ 155	0805	Active	Yes
5-2176091-3	TE Connectivity	205Ω	±0.1%	0.25	±25	-55 ~ 155	0805	Active	No
RT0805CRD07205RL	YAGEO	205Ω	±0.25%	0.125	±25	-55 ~ 155	0805	Active	No

Engineering Selection Recommendations

For Direct Replacement (Obsolete Part Mitigation):

Select RG2012P-2050-B-T5 when an active component with identical electrical specifications and AEC-Q200 automotive qualification is required. This part maintains the ±25ppm/°C temperature coefficient of the original while offering improved ±0.1% tolerance and active product status.

For Enhanced Tolerance Applications:

Select RG2012P-2050-W-T5 when circuit design requires tighter tolerance control (±0.05%) while maintaining the original temperature coefficient specification and AEC-Q200 rating.

For Superior Temperature Stability:

Select RG2012V-2050-B-T5 or RG2012V-2050-W-T5 when applications demand reduced temperature coefficient performance (±5ppm/°C) with active status and AEC-Q200 qualification. The RG2012V-2050-P-T1 offers the tightest tolerance (±0.02%) with superior temperature stability for precision circuit applications.

For Non-Automotive Applications:

The RT0805CRD07205RL (YAGEO) provides electrical equivalence with identical tolerance and temperature coefficient specifications. This component is suitable for applications where AEC-Q200 automotive qualification is not required.

For Higher Power Dissipation:

The 5-2176091-3 (TE Connectivity) offers doubled power rating (0.25W vs. 0.125W) in the same 0805 package footprint, suitable for applications requiring increased thermal headroom while maintaining 205 Ohm resistance and ±0.1% tolerance.

Frequently Asked Questions (FAQ)

Q: Can RG2012P-2050-C-T5 be directly replaced with RG2012P-2050-B-T5?

A: Yes. Both components share identical resistance (205Ω), tolerance class compatibility (±0.1% is tighter than ±0.25%), power rating (0.125W), package (0805), operating temperature range (-55°C ~ 155°C), and AEC-Q200 automotive qualification. The RG2012P-2050-B-T5 is an active product suitable for direct substitution.

Q: What is the difference between RG2012P and RG2012V series?

A: The primary difference is temperature coefficient. RG2012P series components have ±25ppm/°C temperature coefficient, while RG2012V series components have ±5ppm/°C temperature coefficient. Both series maintain identical resistance values, package dimensions, and operating temperature ranges. Selection depends on circuit requirements for temperature stability.

Q: Is the TE Connectivity 5-2176091-3 compatible with the original RG2012P-2050-C-T5?

A: The 5-2176091-3 is electrically compatible for resistance value and tolerance. However, it differs in power rating (0.25W vs. 0.125W) and lacks AEC-Q200 automotive certification. Use this component only in applications where higher power dissipation capacity is beneficial and automotive qualification is not required.

Q: Why does the YAGEO RT0805CRD07205RL have different physical height than the Susumu parts?

A: The RT0805CRD07205RL has a maximum seated height of 0.024" (0.60mm) compared to 0.020" (0.50mm) for Susumu components. Both fit the 0805 package footprint and are mechanically compatible with standard PCB layouts. Height variation is within normal manufacturing tolerances for thin film chip resistors.

Q: Can I use RG2012V-2050-P-T1 in place of RG2012P-2050-C-T5?

A: Yes. The RG2012V-2050-P-T1 is a direct functional upgrade offering superior specifications: ±0.02% tolerance (vs. ±0.25%), ±5ppm/°C temperature coefficient (vs. ±25ppm/°C), and active product status. All other parameters including resistance, power rating, package, operating temperature, and AEC-Q200 qualification are maintained.

Q: What is the significance of the tolerance specification in resistor selection?

A: Tolerance defines the maximum deviation of actual resistance from the nominal value. Tighter tolerance (lower percentage) ensures more precise resistance values. The original ±0.25% specification allows resistance between 204.49Ω and 205.51Ω. Substitute parts with ±0.1% or ±0.05% tolerance provide narrower resistance ranges, beneficial for precision analog circuits and measurement applications.

Q: Are all listed substitutes RoHS3 compliant?

A: All Susumu RG series substitutes and the YAGEO RT0805CRD07205RL are ROHS3 compliant. The TE Connectivity 5-2176091-3 has undefined REACH status but is ROHS3 compliant. Verify compliance documentation with your supplier for specific application requirements.

Q: What packaging format should I specify for production procurement?

A: The original RG2012P-2050-C-T5 uses unspecified packaging. Susumu upgrade substitutes are available in Tape & Reel (TR) format for automated assembly. The TE Connectivity 5-2176091-3 is supplied in Cut Tape (CT) format. The YAGEO RT0805CRD07205RL is supplied in Tape & Reel (TR) format. Confirm packaging compatibility with your assembly process requirements.

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