RG2012P-161-B-T1 Equivalent & Substitute Parts

Part Overview

The RG2012P-161-B-T1 is a 160 Ohms ±0.1% thin film chip resistor in 0805 (2012 Metric) package rated for 0.125W (1/8W) power dissipation. This component features anti-sulfur coating and automotive AEC-Q200 qualification, suitable for high-reliability applications requiring precise resistance values across extended temperature ranges from -55°C to 155°C.

The RG2012P-161-B-T1 is classified as Obsolete. Equivalent and substitute parts are available from the same manufacturer (Susumu) in active product status, as well as from alternative manufacturers such as Panasonic Electronic Components. Direct substitutes maintain identical electrical specifications while offering improved availability and active product support.

Key Parameters

Parameter	Value
Resistance	160 Ohms
Tolerance	±0.1%
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-161-B-T1 is determined by the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 160 Ohms
Package / Case: 0805 (2012 Metric)
Power rating: 0.125W (1/8W)
Tolerance: ±0.1% (for direct equivalents)
Composition: Thin Film
Automotive AEC-Q200 qualification

Substitution Categories:

Direct Equivalents maintain all electrical and mechanical specifications. These parts are interchangeable without circuit redesign:

RG2012P-161-B-T5 (Susumu, Active status, Tape & Reel packaging)
ERA-6AEB161V (Panasonic Electronic Components, Active status, Automotive AEC-Q200)

Upgraded Alternatives offer enhanced performance characteristics while maintaining core electrical compatibility. These parts provide tighter tolerance, improved temperature coefficient, or both:

RG2012N-161-B-T5 (Susumu, ±10ppm/°C temperature coefficient)
RG2012N-161-W-T5 (Susumu, ±0.05% tolerance, ±10ppm/°C)
RG2012P-161-W-T5 (Susumu, ±0.05% tolerance)
RG2012V-161-B-T5 (Susumu, ±5ppm/°C temperature coefficient)
RG2012V-161-P-T1 (Susumu, ±0.02% tolerance, ±5ppm/°C)
RG2012V-161-W-T1 (Susumu, ±0.05% tolerance, ±5ppm/°C)
RG2012V-161-W-T5 (Susumu, ±0.05% tolerance, ±5ppm/°C)

Functional Equivalent with composition variation:

ERA-6YEB161V (Panasonic Electronic Components, Metal Film composition, Obsolete status)

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Operating Temp (°C)	Composition	AEC-Q200	Product Status	Packaging
RG2012P-161-B-T1	Susumu	160 Ω	±0.1%	0.125	±25	-55 ~ 155	Thin Film	Yes	Obsolete	Bulk
RG2012P-161-B-T5	Susumu	160 Ω	±0.1%	0.125	±25	-55 ~ 155	Thin Film	Yes	Active	Tape & Reel
RG2012N-161-B-T5	Susumu	160 Ω	±0.1%	0.125	±10	-55 ~ 155	Thin Film	Yes	Active	Tape & Reel
RG2012N-161-W-T5	Susumu	160 Ω	±0.05%	0.125	±10	-55 ~ 155	Thin Film	Yes	Active	Tape & Reel
RG2012P-161-W-T5	Susumu	160 Ω	±0.05%	0.125	±25	-55 ~ 155	Thin Film	Yes	Active	Tape & Reel
RG2012V-161-B-T5	Susumu	160 Ω	±0.1%	0.125	±5	-55 ~ 155	Thin Film	Yes	Active	Tape & Reel
RG2012V-161-P-T1	Susumu	160 Ω	±0.02%	0.125	±5	-55 ~ 155	Thin Film	Yes	Active	Tape & Reel
RG2012V-161-W-T1	Susumu	160 Ω	±0.05%	0.125	±5	-55 ~ 155	Thin Film	Yes	Active	Tape & Reel
RG2012V-161-W-T5	Susumu	160 Ω	±0.05%	0.125	±5	-55 ~ 155	Thin Film	Yes	Active	Tape & Reel
ERA-6AEB161V	Panasonic Electronic Components	160 Ω	±0.1%	0.125	±25	-55 ~ 155	Thin Film	Yes	Active	Tape & Reel
ERA-6YEB161V	Panasonic Electronic Components	160 Ω	±0.1%	0.125	±25	-55 ~ 125	Metal Film	No	Obsolete	Tape & Reel

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications):

RG2012P-161-B-T5 is the primary direct equivalent. This part maintains all electrical and mechanical specifications of the RG2012P-161-B-T1 while offering active product status and improved availability. The only difference is packaging format (Tape & Reel versus Bulk), which does not affect electrical performance. This substitution requires no circuit redesign.

ERA-6AEB161V from Panasonic Electronic Components provides an alternative direct equivalent with identical electrical specifications and active product status. This part is qualified to automotive AEC-Q200 standards and maintains the same operating temperature range (-55°C to 155°C). Physical dimensions differ slightly (0.024" maximum seated height versus 0.020"), which may require verification in space-constrained applications.

For Enhanced Performance Requirements:

When applications require improved temperature stability, the RG2012V series (RG2012V-161-B-T5, RG2012V-161-W-T1, RG2012V-161-W-T5) offers temperature coefficient of ±5ppm/°C compared to the original ±25ppm/°C specification. These parts maintain all other electrical and mechanical compatibility.

When applications require tighter tolerance control, the RG2012N-161-W-T5 and RG2012V series parts with ±0.05% or ±0.02% tolerance provide enhanced precision while maintaining the 0805 package and AEC-Q200 qualification.

Avoid:

ERA-6YEB161V is classified as Obsolete and features Metal Film composition rather than Thin Film. Additionally, its operating temperature range is limited to -55°C to 125°C, which does not support the full -55°C to 155°C range of the original part. This part is not suitable for direct replacement in applications requiring the extended high-temperature capability.

Frequently Asked Questions (FAQ)

Q: Can RG2012P-161-B-T5 be used as a direct replacement for RG2012P-161-B-T1?

A: Yes. RG2012P-161-B-T5 is a direct equivalent with identical electrical specifications (160 Ohms ±0.1%, 0.125W, ±25ppm/°C, -55°C to 155°C). The only difference is packaging format (Tape & Reel instead of Bulk), which does not affect electrical performance or circuit compatibility. No redesign is required.

Q: What is the difference between Susumu RG series and Panasonic ERA-6A series?

A: Both maintain identical electrical specifications for the 160 Ohm ±0.1% 0.125W rating. The primary differences are manufacturer and physical dimensions. Panasonic ERA-6AEB161V has a maximum seated height of 0.024" compared to 0.020" for Susumu parts. Both are AEC-Q200 qualified and ROHS3 compliant. Selection depends on availability, supply chain preference, and space constraints in the application.

Q: Can I use RG2012V-161-B-T5 instead of RG2012P-161-B-T1?

A: Yes, with the understanding that RG2012V-161-B-T5 provides enhanced performance. Both parts are 160 Ohms ±0.1% in 0805 package with 0.125W rating and AEC-Q200 qualification. The RG2012V variant offers superior temperature stability (±5ppm/°C versus ±25ppm/°C). This substitution is electrically compatible and provides better performance characteristics.

Q: Why should I avoid ERA-6YEB161V?

A: ERA-6YEB161V is classified as Obsolete and has two significant limitations. First, it uses Metal Film composition instead of Thin Film. Second, its maximum operating temperature is 125°C, which does not support the full -55°C to 155°C range of the original RG2012P-161-B-T1. Applications requiring extended high-temperature operation cannot use this part.

Q: What does the packaging designation (T1 versus T5) mean?

A: The packaging designation indicates the tape format. T1 and T5 refer to different tape specifications for automated assembly. Both formats contain identical components; the difference is in the carrier tape configuration. Selection depends on assembly equipment compatibility. Electrical performance is identical between T1 and T5 variants.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed are ROHS3 compliant and REACH unaffected, matching the environmental compliance of the original RG2012P-161-B-T1.

Q: What is the significance of tolerance ratings (±0.1%, ±0.05%, ±0.02%)?

A: Tolerance defines the maximum deviation from the nominal 160 Ohm value. Tighter tolerance (lower percentage) provides more precise resistance values. The original part specifies ±0.1%. Upgraded alternatives with ±0.05% or ±0.02% tolerance are suitable for applications requiring higher precision without affecting circuit compatibility, as they remain within the acceptable range for circuits designed for ±0.1% tolerance.

Q: Can I mix different substitute parts in the same circuit?

A: Yes, provided all selected parts meet the circuit's minimum requirements for tolerance, temperature coefficient, and operating temperature range. Mixing parts with different temperature coefficients or tolerances is acceptable as long as each part individually satisfies the circuit design specifications.

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