RG2012P-2432-C-T5 Equivalent & Substitute Parts

Part Overview

The RG2012P-2432-C-T5 is a 24.3 kOhms ±0.25% thin film chip resistor in 0805 (2012 Metric) package rated for 0.125W (1/8W) power dissipation. Manufactured by Susumu, this component features anti-sulfur coating and automotive AEC-Q200 qualification, suitable for high-reliability applications across -55°C to 155°C operating temperature range. The part is currently obsolete, necessitating identification of functionally equivalent active alternatives that maintain electrical and mechanical compatibility with existing designs.

Key Parameters

Parameter	Value
Resistance	24.3 kOhms
Tolerance	±0.25%
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-2432-C-T5 is determined by strict adherence to the following electrical and mechanical parameters:

Critical Parameters (Must Match):

Resistance value: 24.3 kOhms
Package type: 0805 (2012 Metric)
Power rating: 0.125W (1/8W) minimum
Composition: Thin Film
Operating temperature range: -55°C to 155°C minimum

Compatible Substitution Parameters:

Tolerance: ±0.25% or tighter (±0.1%, ±0.05%)
Temperature coefficient: ±25ppm/°C or lower
Automotive AEC-Q200 rating: Preferred but not mandatory for direct electrical substitution
Anti-sulfur feature: Preferred but not mandatory for direct electrical substitution

Non-Compatible Parameters:

Power ratings below 0.125W (1/8W)
Operating temperature ranges narrower than -55°C to 155°C
Package types other than 0805 (2012 Metric)
Resistance values other than 24.3 kOhms

Substitute parts are grouped into two categories: Upgrade substitutes (improved tolerance or temperature coefficient specifications) and Direct substitutes (equivalent electrical performance with different manufacturers).

Parameter Comparison

Manufacturer Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Temp Coeff (ppm/°C)	Op Temp Range (°C)	Package	AEC-Q200	Product Status
RG2012P-2432-C-T5	Susumu	24.3 kΩ	±0.25%	0.125	±25	-55 to 155	0805	Yes	Obsolete
RG2012N-2432-B-T5	Susumu	24.3 kΩ	±0.1%	0.125	±10	-55 to 155	0805	Yes	Active
RG2012N-2432-W-T1	Susumu	24.3 kΩ	±0.05%	0.125	±10	-55 to 155	0805	Yes	Active
RG2012P-2432-B-T5	Susumu	24.3 kΩ	±0.1%	0.125	±25	-55 to 155	0805	Yes	Active
RG2012P-2432-W-T5	Susumu	24.3 kΩ	±0.05%	0.125	±25	-55 to 155	0805	Yes	Active
RP73PF2A24K3BTDF	TE Connectivity	24.3 kΩ	±0.1%	0.25	±25	-55 to 155	0805	No	Active
RT0805CRD0724K3L	YAGEO	24.3 kΩ	±0.25%	0.125	±25	-55 to 155	0805	No	Active
ERA-6AEB2432V	Panasonic	24.3 kΩ	±0.1%	0.125	±25	-55 to 155	0805	Yes	Active
MCU08050D2432BP500	Vishay Beyschlag	24.3 kΩ	±0.1%	0.125	±25	-55 to 125	0805	No	Active
RP73D2A24K3BTDF	TE Connectivity	24.3 kΩ	±0.1%	0.125	±15	-55 to 155	0805	No	Active
RT0805BRD0724K3L	YAGEO	24.3 kΩ	±0.1%	0.125	±25	-55 to 155	0805	No	Active

Engineering Selection Recommendations

Primary Recommendation for Automotive Applications: ERA-6AEB2432V (Panasonic) is the preferred substitute. This part maintains all critical electrical parameters, retains AEC-Q200 automotive qualification, operates across the full -55°C to 155°C temperature range, and offers improved tolerance (±0.1% versus ±0.25%). Inventory availability is substantial at 21,987 pieces.

Primary Recommendation for General Industrial Applications: RT0805BRD0724K3L (YAGEO) provides direct electrical equivalence with identical tolerance (±0.25%), power rating (0.125W), and operating temperature range. This part is active and maintains full compatibility with the original design specifications. Inventory availability is 5,429 pieces.

Upgrade Option for Improved Tolerance Requirements: RG2012P-2432-B-T5 (Susumu) offers tighter tolerance (±0.1%) while maintaining the same manufacturer lineage, temperature coefficient, and AEC-Q200 rating. This upgrade is suitable when design margins require improved accuracy. Inventory availability is 4,785 pieces.

Upgrade Option for Superior Temperature Stability: RG2012N-2432-W-T1 (Susumu) provides the tightest tolerance (±0.05%) and lowest temperature coefficient (±10ppm/°C) among Susumu offerings. This option is appropriate for precision analog circuits requiring maximum stability. Inventory availability is 625 pieces.

Alternative for Higher Power Dissipation: RP73PF2A24K3BTDF (TE Connectivity) doubles the power rating to 0.25W (1/4W) while maintaining the 0805 package footprint. This option accommodates designs requiring increased thermal headroom without package redesign. Inventory availability is 1,758 pieces.

Constraint Consideration: MCU08050D2432BP500 (Vishay Beyschlag) has a reduced upper operating temperature limit of 125°C versus the original 155°C specification. This part is suitable only for applications with maximum operating temperatures not exceeding 125°C.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with tighter tolerance than the original RG2012P-2432-C-T5?

A: Yes. Tighter tolerance specifications (±0.1% or ±0.05%) are directly compatible with designs specified for ±0.25% tolerance. The substitute will perform within the original tolerance window while providing additional accuracy margin.

Q: What is the difference between Susumu RG2012N and RG2012P series?

A: The RG2012N series features lower temperature coefficients (±10ppm/°C or ±15ppm/°C) compared to the RG2012P series (±25ppm/°C). Both series maintain identical resistance values, power ratings, and package specifications. Selection depends on thermal stability requirements.

Q: Is the RP73PF2A24K3BTDF (0.25W) suitable as a direct replacement for the 0.125W original part?

A: Yes. Higher power ratings are compatible with designs specified for lower power ratings. The 0.25W part will operate safely in circuits designed for 0.125W dissipation. The larger physical height (0.026" versus 0.020" maximum) must be verified against PCB clearance constraints.

Q: Does the MCU08050D2432BP500 work in applications requiring -55°C to 155°C operation?

A: No. The MCU08050D2432BP500 is limited to -55°C to 125°C operation. This part is suitable only for applications with maximum operating temperatures not exceeding 125°C. For full temperature range compatibility, select ERA-6AEB2432V, RT0805BRD0724K3L, or Susumu RG series alternatives.

Q: Why should I choose ERA-6AEB2432V over other substitutes?

A: ERA-6AEB2432V combines active product status, AEC-Q200 automotive qualification, improved tolerance (±0.1%), full operating temperature range (-55°C to 155°C), and the highest inventory availability (21,987 pieces). This part is optimal for automotive and high-reliability applications requiring immediate availability.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts carry ROHS3 compliance certification, matching the original RG2012P-2432-C-T5 specification.

Q: What is the significance of the anti-sulfur feature?

A: Anti-sulfur coating protects the resistor element from corrosion in environments with hydrogen sulfide exposure. The original part and most Susumu substitutes include this feature. Non-Susumu alternatives (YAGEO, TE Connectivity, Panasonic, Vishay) do not specify anti-sulfur coating but remain suitable for standard industrial and automotive environments.

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

A: Yes. All listed substitutes are electrically compatible and can be used interchangeably within the same circuit. However, maintaining consistent part sourcing from a single manufacturer is recommended for production consistency and supply chain management.

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