RG2012P-3161-D-T5 Equivalent & Substitute Parts

Part Overview

The RG2012P-3161-D-T5 is a 3.16 kOhms ±0.5% 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 automotive AEC-Q200 qualification. The part is active in production with 797 units currently in stock. Equivalent and substitute parts are identified to support component availability, design flexibility, and supply chain continuity.

Key Parameters

Parameter	Value
Resistance	3.16 kOhms
Tolerance	±0.5%
Power Rating	0.125W (1/8W)
Package / Case	0805 (2012 Metric)
Composition	Thin Film
Temperature Coefficient	±25ppm/°C
Operating Temperature Range	-55°C ~ 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-3161-D-T5 is determined by the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 3.16 kOhms
Package / Case: 0805 (2012 Metric)
Composition: Thin Film
Temperature Coefficient: ±25ppm/°C
Operating Temperature Range: -55°C ~ 155°C
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

Allowable Variation Parameters:

Tolerance: May be equal to or tighter than ±0.5%
Power Rating: May be equal to or greater than 0.125W
Features: May include additional certifications or protective coatings

Substitute parts are classified into three categories based on parameter alignment:

Direct Substitutes: Parts matching all mandatory parameters with tolerance equal to or tighter than the main part, and power rating equal to or greater than the main part.

Upgrade Substitutes: Parts matching all mandatory parameters with improved tolerance (tighter than ±0.5%) and power rating equal to or greater than the main part.

Similar Substitutes: Parts matching all mandatory parameters with allowable variations in physical dimensions or additional features that do not compromise electrical performance within the specified operating range.

Parameter Comparison

Parameter	RG2012P-3161-D-T5 (Main)	6-2176092-0 (Direct)	ERA-6AEB3161V (Upgrade)	RT0805BRD073K16L (Upgrade)	PTN0805E3161BST1 (Similar)
Manufacturer	Susumu	TE Connectivity Passive Product	Panasonic Electronic Components	YAGEO	Vishay Dale Thin Film
Resistance	3.16 kOhms	3.16 kOhms	3.16 kOhms	3.16 kOhms	3.16 kOhms
Tolerance	±0.5%	±0.1%	±0.1%	±0.1%	±0.1%
Power Rating	0.125W (1/8W)	0.25W (1/4W)	0.125W (1/8W)	0.125W (1/8W)	0.2W (1/5W)
Package / Case	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)	0805 (2012 Metric)
Composition	Thin Film	Thin Film	Thin Film	Thin Film	Thin Film
Temperature Coefficient	±25ppm/°C	±25ppm/°C	±25ppm/°C	±25ppm/°C	±25ppm/°C
Operating Temperature Range	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C	-55°C ~ 155°C
AEC-Q200 Automotive Rating	Yes	No	Yes	No	No
Anti-Sulfur Feature	Yes	No	No	No	Yes
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Height - Seated (Max)	0.020" (0.50mm)	0.026" (0.65mm)	0.024" (0.60mm)	0.024" (0.60mm)	0.033" (0.84mm)
Inventory (Pcs)	797	5503	12176	13171	3846

Engineering Selection Recommendations

For Automotive AEC-Q200 Applications:

The RG2012P-3161-D-T5 and ERA-6AEB3161V are the only parts in this substitution set carrying AEC-Q200 automotive qualification. Selection between these two is determined by tolerance requirements. The ERA-6AEB3161V offers tighter tolerance (±0.1% versus ±0.5%) while maintaining identical power rating, operating temperature range, and automotive certification. Both parts are active in production with high inventory availability.

For General Industrial Applications:

The RT0805BRD073K16L (YAGEO) and 6-2176092-0 (TE Connectivity) are suitable for non-automotive applications. The RT0805BRD073K16L provides tighter tolerance (±0.1%) with identical power rating to the main part. The 6-2176092-0 offers increased power rating (0.25W versus 0.125W) with tighter tolerance, providing additional thermal margin in power-dissipation-sensitive circuits.

For Applications Requiring Anti-Sulfur Protection:

The PTN0805E3161BST1 (Vishay Dale) combines anti-sulfur coating with moisture-resistant and non-inductive features. This part is suitable for harsh environmental conditions. The increased height (0.033" maximum) must be verified against PCB layout constraints. Tolerance is tighter (±0.1%) and power rating is intermediate (0.2W).

Product Status Consideration:

All substitute parts are active in production. Selection should prioritize parts with highest inventory availability for supply chain stability.

Frequently Asked Questions (FAQ)

Q: Can the 6-2176092-0 replace the RG2012P-3161-D-T5 in all applications?

A: The 6-2176092-0 is electrically compatible as a direct substitute. It matches the resistance value, tolerance (tighter at ±0.1%), operating temperature range, and package format. The increased power rating (0.25W versus 0.125W) is acceptable in all applications where the main part is used. However, the 6-2176092-0 lacks AEC-Q200 automotive certification. Use this part only in non-automotive applications or where automotive qualification is not required.

Q: What is the difference between the upgrade substitutes and the direct substitute?

A: The upgrade substitutes (ERA-6AEB3161V and RT0805BRD073K16L) offer tighter tolerance (±0.1% versus ±0.5%), improving circuit accuracy. The ERA-6AEB3161V retains AEC-Q200 automotive qualification. The RT0805BRD073K16L is suitable for industrial applications. The direct substitute (6-2176092-0) provides increased power rating (0.25W) for thermal margin but lacks automotive certification.

Q: Are there physical size differences between these parts?

A: All parts use the 0805 (2012 Metric) package with identical length (0.079") and width (0.049"). Maximum seated heights vary: RG2012P-3161-D-T5 at 0.020", ERA-6AEB3161V and RT0805BRD073K16L at 0.024", 6-2176092-0 at 0.026", and PTN0805E3161BST1 at 0.033". Verify PCB layout clearance, particularly for the PTN0805E3161BST1.

Q: Which substitute part should be used for automotive applications?

A: The ERA-6AEB3161V is the recommended substitute for automotive applications. It carries AEC-Q200 qualification identical to the main part, offers tighter tolerance (±0.1%), and maintains the same power rating and operating temperature range. Inventory availability is high at 12,176 units.

Q: Can the PTN0805E3161BST1 be used in place of the RG2012P-3161-D-T5?

A: The PTN0805E3161BST1 is electrically compatible with matching resistance, tighter tolerance, and adequate power rating (0.2W). It provides additional anti-sulfur and moisture-resistant features. The increased height (0.033" maximum) requires PCB layout verification. This part is suitable for harsh environmental applications but lacks AEC-Q200 automotive certification.

Q: What is the impact of tolerance differences on circuit performance?

A: The main part has ±0.5% tolerance, while all substitute parts offer ±0.1% tolerance. Tighter tolerance reduces resistance variation across the production batch, improving circuit accuracy and reducing design margin requirements. In precision analog circuits, tighter tolerance may eliminate the need for post-assembly trimming or calibration.

Q: Are all these parts RoHS3 compliant?

A: Yes. All parts listed (RG2012P-3161-D-T5, 6-2176092-0, ERA-6AEB3161V, RT0805BRD073K16L, and PTN0805E3161BST1) are ROHS3 compliant and suitable for applications requiring RoHS compliance.

Q: What is Moisture Sensitivity Level 1?

A: Moisture Sensitivity Level 1 indicates unlimited shelf life without special moisture control. All parts in this substitution set carry MSL 1 rating, requiring no special storage or handling procedures prior to assembly.

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