RG2012P-151-B-T1 Equivalent & Substitute Parts

Part Overview

The RG2012P-151-B-T1 is a 150 Ohms ±0.1% thin film chip resistor in 0805 (2012 Metric) package rated for 0.125W (1/8W) power dissipation. This component is manufactured by Susumu and features anti-sulfur coating with automotive AEC-Q200 qualification. The part is currently listed as obsolete, necessitating identification of equivalent and substitute components for ongoing design support and procurement continuity.

Key Parameters

Parameter	Value
Resistance	150 Ohms
Tolerance	±0.1%
Power Rating	0.125W (1/8W)
Package	0805 (2012 Metric)
Composition	Thin Film
Temperature Coefficient	±25ppm/°C
Operating Temperature Range	-55°C to 155°C
Features	Anti-Sulfur, Automotive AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the RG2012P-151-B-T1 is determined by the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 150 Ohms
Package type: 0805 (2012 Metric)
Power rating: 0.125W (1/8W) minimum
Composition: Thin Film
Operating temperature range: -55°C to 155°C
Automotive AEC-Q200 qualification (for automotive applications)
RoHS3 compliance

Allowable Variation Parameters:

Tolerance: May be equal to or tighter than ±0.1%
Temperature coefficient: May be equal to or lower than ±25ppm/°C
Packaging format: Tape & Reel (TR) acceptable as substitute for bulk packaging
Manufacturer: Alternative qualified manufacturers permitted

Substitute parts are grouped into two categories: direct equivalents (identical electrical and mechanical specifications with different packaging or product status) and upgrades (enhanced performance characteristics such as tighter tolerance or lower temperature coefficient).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Package	AEC-Q200	Product Status	Packaging Format
RG2012P-151-B-T1	Susumu	150 Ω	±0.1%	0.125	±25	0805	Yes	Obsolete	Bulk
RG2012P-151-B-T5	Susumu	150 Ω	±0.1%	0.125	±25	0805	Yes	Active	Tape & Reel
RG2012N-151-B-T5	Susumu	150 Ω	±0.1%	0.125	±10	0805	Yes	Active	Tape & Reel
RG2012N-151-W-T5	Susumu	150 Ω	±0.05%	0.125	±10	0805	Yes	Active	Tape & Reel
RG2012P-151-W-T5	Susumu	150 Ω	±0.05%	0.125	±25	0805	Yes	Active	Tape & Reel
RG2012V-151-B-T5	Susumu	150 Ω	±0.1%	0.125	±5	0805	Yes	Active	Tape & Reel
RG2012V-151-P-T1	Susumu	150 Ω	±0.02%	0.125	±5	0805	Yes	Active	Tape & Reel
RG2012V-151-W-T1	Susumu	150 Ω	±0.05%	0.125	±5	0805	Yes	Active	Tape & Reel
RG2012V-151-W-T5	Susumu	150 Ω	±0.05%	0.125	±5	0805	Yes	Active	Tape & Reel
4-2176091-1	TE Connectivity	150 Ω	±0.1%	0.25	±25	0805	No	Active	Tape & Reel
ERA-6AEB151V	Panasonic	150 Ω	±0.1%	0.125	±25	0805	Yes	Active	Tape & Reel

Engineering Selection Recommendations

Direct Equivalent (Same Electrical Specifications, Active Status):

RG2012P-151-B-T5 is the direct equivalent to RG2012P-151-B-T1. Both components share identical electrical specifications: 150 Ohms ±0.1% tolerance, 0.125W power rating, ±25ppm/°C temperature coefficient, and AEC-Q200 automotive qualification. The primary difference is product status (active versus obsolete) and packaging format (Tape & Reel versus bulk). This part is recommended as the primary replacement for the obsolete RG2012P-151-B-T1.

Susumu RG Series Upgrades (Enhanced Performance):

The following Susumu RG series components provide enhanced performance characteristics while maintaining full compatibility with the original part's electrical and mechanical requirements:

RG2012N-151-B-T5: Improved temperature coefficient (±10ppm/°C versus ±25ppm/°C)
RG2012N-151-W-T5: Tighter tolerance (±0.05%) with improved temperature coefficient (±10ppm/°C)
RG2012P-151-W-T5: Tighter tolerance (±0.05%) with standard temperature coefficient (±25ppm/°C)
RG2012V-151-B-T5: Superior temperature coefficient (±5ppm/°C) with standard tolerance (±0.1%)
RG2012V-151-P-T1: Highest precision tolerance (±0.02%) with superior temperature coefficient (±5ppm/°C)
RG2012V-151-W-T1: Tighter tolerance (±0.05%) with superior temperature coefficient (±5ppm/°C)
RG2012V-151-W-T5: Tighter tolerance (±0.05%) with superior temperature coefficient (±5ppm/°C)

All Susumu upgrades maintain AEC-Q200 automotive qualification and ROHS3 compliance. Selection among these upgrades depends on application requirements for tolerance and temperature stability.

Alternative Manufacturer Options:

ERA-6AEB151V (Panasonic) provides an equivalent specification to the original part: 150 Ohms ±0.1%, 0.125W, ±25ppm/°C temperature coefficient, 0805 package, and AEC-Q200 qualification. This component is suitable for applications requiring multi-source qualification.

4-2176091-1 (TE Connectivity) is a compatible alternative with higher power rating (0.25W versus 0.125W). This part does not carry AEC-Q200 automotive qualification and is suitable only for non-automotive applications where the enhanced power rating provides design margin.

Frequently Asked Questions (FAQ)

Q: Can RG2012P-151-B-T5 be used as a direct replacement for RG2012P-151-B-T1?

A: Yes. RG2012P-151-B-T5 is electrically and mechanically identical to RG2012P-151-B-T1. The difference is product status (active versus obsolete) and packaging format (Tape & Reel versus bulk). Both components meet the same electrical specifications and automotive qualifications.

Q: What is the difference between the Susumu RG series upgrade options?

A: The upgrade options differ in tolerance and temperature coefficient specifications. RG2012N series provides ±10ppm/°C temperature coefficient. RG2012V series provides ±5ppm/°C temperature coefficient. Tolerance options range from ±0.1% (standard) to ±0.02% (precision). All upgrades maintain the same 150 Ohm resistance, 0.125W power rating, 0805 package, and AEC-Q200 qualification.

Q: Is the TE Connectivity 4-2176091-1 suitable for automotive applications?

A: The TE Connectivity part does not carry AEC-Q200 automotive qualification. It is suitable only for non-automotive applications. For automotive designs, use Susumu RG series or Panasonic ERA-6AEB151V.

Q: What is the significance of the packaging format difference (Tape & Reel versus bulk)?

A: Tape & Reel (TR) packaging is standard for high-volume automated assembly. Bulk packaging is used for lower-volume or manual assembly operations. Electrically and mechanically, components in both formats are identical. The choice depends on manufacturing process requirements.

Q: Can I use ERA-6AEB151V in place of RG2012P-151-B-T1?

A: Yes. ERA-6AEB151V meets all electrical and mechanical specifications of RG2012P-151-B-T1: 150 Ohms ±0.1%, 0.125W, ±25ppm/°C, 0805 package, and AEC-Q200 qualification. This substitution is suitable for applications requiring multi-source component qualification.

Q: Which substitute part should I select for maximum precision?

A: RG2012V-151-P-T1 provides the highest precision with ±0.02% tolerance and ±5ppm/°C temperature coefficient. This part is suitable for precision measurement and calibration circuits where tight tolerance and low temperature drift are critical.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts are RoHS3 compliant and carry Moisture Sensitivity Level 1 (Unlimited), matching the environmental compliance of the original RG2012P-151-B-T1.

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