RG2012P-3400-B-T1 Equivalent & Substitute Parts

Part Overview

The RG2012P-3400-B-T1 is a 340 Ohm ±0.1% thin film chip resistor in 0805 (2012 Metric) package rated for 0.125W (1/8W) power dissipation. This component features anti-sulfur construction and meets Automotive AEC-Q200 qualification standards. The part is classified as Obsolete, necessitating identification of equivalent and substitute components for ongoing design support and procurement continuity. Active alternatives with identical or enhanced electrical characteristics are available from the same manufacturer and qualified cross-suppliers.

Key Parameters

Parameter	Value	Specification Basis
Resistance	340 Ohms	Core electrical specification
Tolerance	±0.1%	Precision classification
Power Rating	0.125W (1/8W)	Thermal dissipation capability
Package	0805 (2012 Metric)	Physical footprint and mounting
Composition	Thin Film	Technology type
Temperature Coefficient	±25ppm/°C	Stability over temperature range
Operating Temperature	-55°C to 155°C	Environmental operating limits
Automotive Rating	AEC-Q200	Automotive qualification
Anti-Sulfur Feature	Yes	Environmental protection

Substitute Part Grouping Explanation

Substitution of the RG2012P-3400-B-T1 is determined by the following critical parameters:

Primary Substitution Criteria (Must Match):

Resistance value: 340 Ohms
Package: 0805 (2012 Metric)
Power rating: 0.125W (1/8W) minimum
Operating temperature range: -55°C to 155°C minimum
Composition: Thin Film
Automotive AEC-Q200 compliance

Secondary Substitution Criteria (Allowable Variations):

Tolerance: ±0.1% or tighter (±0.05%, ±0.02%)
Temperature coefficient: ±25ppm/°C or lower (±10ppm/°C, ±5ppm/°C)
Packaging format: Bulk or Tape & Reel (TR)
Manufacturer: Susumu, TE Connectivity Passive Product, Panasonic Electronic Components

Non-Substitutable Parameters:

Resistance value deviation
Package size change
Power rating reduction below 0.125W
Loss of AEC-Q200 automotive qualification
Operating temperature range reduction

Substitute parts are grouped into three categories: Direct equivalents (identical specifications, different packaging), Upgrade parts (enhanced tolerance or temperature coefficient), and Cross-manufacturer alternatives (different manufacturer, equivalent specifications).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Packaging	Status	AEC-Q200
RG2012P-3400-B-T1	Susumu	340 Ω	±0.1%	0.125	±25	Bulk	Obsolete	Yes
RG2012P-3400-B-T5	Susumu	340 Ω	±0.1%	0.125	±25	Tape & Reel	Active	Yes
RG2012N-3400-B-T5	Susumu	340 Ω	±0.1%	0.125	±10	Tape & Reel	Active	Yes
RG2012N-3400-W-T1	Susumu	340 Ω	±0.05%	0.125	±10	Tape & Reel	Active	Yes
RG2012P-3400-W-T5	Susumu	340 Ω	±0.05%	0.125	±25	Tape & Reel	Active	Yes
RG2012V-3400-B-T5	Susumu	340 Ω	±0.1%	0.125	±5	Tape & Reel	Active	Yes
RG2012V-3400-P-T1	Susumu	340 Ω	±0.02%	0.125	±5	Tape & Reel	Active	Yes
RG2012V-3400-W-T1	Susumu	340 Ω	±0.05%	0.125	±5	Tape & Reel	Active	Yes
RG2012V-3400-W-T5	Susumu	340 Ω	±0.05%	0.125	±5	Tape & Reel	Active	Yes
7-2176091-3	TE Connectivity Passive Product	340 Ω	±0.1%	0.25	±25	Tape & Reel	Active	No
ERA-6AEB3400V	Panasonic Electronic Components	340 Ω	±0.1%	0.125	±25	Tape & Reel	Active	Yes

Engineering Selection Recommendations

Direct Equivalent (Recommended Primary Substitute):

RG2012P-3400-B-T5 is the direct equivalent to RG2012P-3400-B-T1. Both parts share identical electrical specifications (340 Ω, ±0.1%, 0.125W, ±25ppm/°C) and are manufactured by Susumu with full AEC-Q200 automotive qualification. The only difference is packaging format: RG2012P-3400-B-T5 is supplied in Tape & Reel format versus bulk packaging. This part is Active status with 1067 units in stock.

Enhanced Stability Alternatives (Upgrade Options):

For applications requiring improved temperature stability, the RG2012V series offers superior performance:

RG2012V-3400-B-T5: Reduces temperature coefficient to ±5ppm/°C while maintaining ±0.1% tolerance
RG2012V-3400-W-T1 and RG2012V-3400-W-T5: Provide ±0.05% tolerance with ±5ppm/°C temperature coefficient
RG2012V-3400-P-T1: Highest precision option at ±0.02% tolerance with ±5ppm/°C temperature coefficient

All RG2012V variants maintain 0.125W power rating, 0805 package, and AEC-Q200 compliance.

Enhanced Tolerance Alternatives:

For applications requiring tighter tolerance without temperature coefficient enhancement:

RG2012N-3400-B-T5: Maintains ±0.1% tolerance with improved ±10ppm/°C temperature coefficient
RG2012N-3400-W-T1: Provides ±0.05% tolerance with ±10ppm/°C temperature coefficient
RG2012P-3400-W-T5: Offers ±0.05% tolerance with original ±25ppm/°C temperature coefficient

Cross-Manufacturer Alternative:

ERA-6AEB3400V (Panasonic Electronic Components) provides functional equivalence with identical electrical specifications (340 Ω, ±0.1%, 0.125W, ±25ppm/°C) and AEC-Q200 automotive qualification. This part is Active status with 6022 units in stock.

Not Recommended:

7-2176091-3 (TE Connectivity Passive Product) does not meet the primary substitution criteria. Although it provides 340 Ω resistance with ±0.1% tolerance in 0805 package, it is rated for 0.25W (1/4W) power dissipation and lacks AEC-Q200 automotive qualification. This part is suitable only for non-automotive applications requiring higher power dissipation.

Frequently Asked Questions (FAQ)

Q: Can RG2012P-3400-B-T5 directly replace RG2012P-3400-B-T1 in production?

A: Yes. RG2012P-3400-B-T5 is a direct electrical equivalent with identical resistance (340 Ω), tolerance (±0.1%), power rating (0.125W), temperature coefficient (±25ppm/°C), and AEC-Q200 automotive qualification. The only difference is packaging format (Tape & Reel versus bulk). Both parts are compatible with 0805 footprints and have identical physical dimensions and termination specifications.

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

A: The RG2012P and RG2012V series differ in temperature coefficient performance. RG2012P parts have ±25ppm/°C temperature coefficient, while RG2012V parts have ±5ppm/°C temperature coefficient. Both series maintain the same resistance value, power rating, and AEC-Q200 compliance. RG2012V is suitable for applications requiring superior temperature stability.

Q: Can I use RG2012V-3400-P-T1 instead of RG2012P-3400-B-T1?

A: Yes. RG2012V-3400-P-T1 is a functional upgrade with superior specifications: ±0.02% tolerance (versus ±0.1%), ±5ppm/°C temperature coefficient (versus ±25ppm/°C), and identical 340 Ω resistance, 0.125W power rating, 0805 package, and AEC-Q200 compliance. This substitution is suitable for precision applications where tighter tolerance and improved temperature stability provide design benefits.

Q: Is ERA-6AEB3400V compatible with the original RG2012P-3400-B-T1?

A: Yes. ERA-6AEB3400V (Panasonic) provides electrical equivalence with 340 Ω resistance, ±0.1% tolerance, 0.125W power rating, ±25ppm/°C temperature coefficient, 0805 package, and AEC-Q200 automotive qualification. This cross-manufacturer alternative is suitable for applications where Panasonic component qualification is acceptable.

Q: Why is 7-2176091-3 not recommended as a substitute?

A: 7-2176091-3 does not meet the primary substitution criteria. Although it provides 340 Ω resistance with ±0.1% tolerance in 0805 package, it is rated for 0.25W (1/4W) power dissipation instead of 0.125W (1/8W) and lacks AEC-Q200 automotive qualification. This part is suitable only for non-automotive applications.

Q: What is the impact of switching from bulk to Tape & Reel packaging?

A: Tape & Reel packaging (RG2012P-3400-B-T5) is standard for automated assembly processes and provides improved handling efficiency compared to bulk packaging. The electrical and physical specifications remain identical. Tape & Reel format is recommended for production environments using pick-and-place equipment.

Q: Can I use a higher tolerance part (±0.05% or ±0.02%) in place of ±0.1%?

A: Yes. Parts with tighter tolerance (lower percentage) are functionally compatible with designs specified for ±0.1% tolerance. Tighter tolerance parts provide improved precision and are suitable for applications where the original ±0.1% specification is a maximum allowable deviation rather than a required minimum.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed (Susumu RG series, TE Connectivity 7-2176091-3, and Panasonic ERA-6AEB3400V) are RoHS3 compliant with Moisture Sensitivity Level 1 (Unlimited). All parts are suitable for lead-free soldering processes.

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