RG2012V-181-C-T5 Equivalent & Substitute Parts

Part Overview

The RG2012V-181-C-T5 is a 180 Ohms ±0.25% 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 precision resistance values across extended temperature ranges from -55°C to 155°C.

The RG2012V-181-C-T5 is classified as obsolete. Equivalent and substitute parts with active product status are available to maintain design continuity and ensure supply chain availability for new production and replacement applications.

Substiute Parts

RG2012V-181-C-T5

SusumuIn Stock: 877RG2012V-181-C-T5 Datasheet

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RG2012V-181-B-T5

SusumuIn Stock: 922RG2012V-181-B-T5 Datasheet

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RG2012V-181-P-T1

SusumuIn Stock: 957RG2012V-181-P-T1 Datasheet

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RG2012V-181-W-T1

SusumuIn Stock: 992RG2012V-181-W-T1 Datasheet

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RG2012V-181-W-T5

SusumuIn Stock: 735RG2012V-181-W-T5 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the RG2012V-181-C-T5 is determined by the following critical parameters that must remain constant across all equivalent parts:

Fixed Parameters (Non-Negotiable):

• Resistance value: 180 Ohms
• Power rating: 0.125W (1/8W)
• Package: 0805 (2012 Metric)
• Composition: Thin Film
• Features: Anti-Sulfur, Automotive AEC-Q200
• Temperature coefficient: ±5ppm/°C
• Operating temperature range: -55°C ~ 155°C
• RoHS and REACH compliance status

Variable Parameter (Allows Substitution):

• Tolerance: The RG2012V-181-C-T5 specifies ±0.25% tolerance. Substitute parts with equal or tighter (lower) tolerance values are electrically compatible and functionally superior. Available substitutes offer tolerances of ±0.05%, ±0.1%, and ±0.02%, all meeting or exceeding the original specification.

All substitute parts listed maintain identical electrical performance, mechanical compatibility, and regulatory compliance while offering improved tolerance specifications and active product status.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitution Candidates:

The RG2012V-181-W-T1 and RG2012V-181-W-T5 are direct functional equivalents offering ±0.05% tolerance, representing a 5-fold improvement over the original ±0.25% specification. Both parts maintain identical electrical and mechanical characteristics while providing active product status and full AEC-Q200 automotive qualification. The RG2012V-181-W-T1 is packaged in Tape & Reel format with 955 units in stock, while the RG2012V-181-W-T5 offers the same tolerance with 716 units available.

Enhanced Precision Alternatives:

The RG2012V-181-B-T5 provides ±0.1% tolerance with 888 units in stock, offering a 2.5-fold tolerance improvement suitable for applications requiring moderate precision enhancement. The RG2012V-181-P-T1 delivers the highest precision at ±0.02% tolerance with 902 units available, appropriate for circuits demanding exceptional accuracy.

Compliance and Availability:

All substitute parts maintain ROHS3 compliance, AEC-Q200 automotive qualification, and MSL 1 moisture sensitivity rating. The obsolete status of the RG2012V-181-C-T5 necessitates transition to active alternatives. All listed substitutes are currently in production and available in commercial quantities.

Frequently Asked Questions (FAQ)

Q: Can RG2012V-181-B-T5, RG2012V-181-P-T1, RG2012V-181-W-T1, and RG2012V-181-W-T5 be used as direct replacements for RG2012V-181-C-T5?

A: Yes. All substitute parts maintain identical resistance value (180 Ohms), power rating (0.125W), package configuration (0805), composition (thin film), temperature coefficient (±5ppm/°C), operating temperature range (-55°C to 155°C), and automotive AEC-Q200 qualification. The substitutes feature equal or superior tolerance specifications, making them functionally compatible and electrically superior.

Q: What is the difference between the tolerance specifications of these parts?

A: The RG2012V-181-C-T5 specifies ±0.25% tolerance. Substitute parts offer tighter tolerances: RG2012V-181-B-T5 (±0.1%), RG2012V-181-W-T1 and RG2012V-181-W-T5 (±0.05%), and RG2012V-181-P-T1 (±0.02%). Tighter tolerance indicates lower acceptable deviation from the nominal 180 Ohm value, providing improved circuit accuracy.

Q: Are there packaging differences between substitute parts?

A: The RG2012V-181-C-T5 original packaging is not specified in available data. All substitute parts are supplied in Tape & Reel (TR) format, the standard packaging for automated assembly of 0805 chip resistors. This packaging is compatible with standard pick-and-place equipment used in SMD assembly processes.

Q: Why is the RG2012V-181-C-T5 classified as obsolete?

A: Product obsolescence reflects manufacturer discontinuation decisions. Active substitute parts with superior tolerance specifications and identical electrical performance are available to support ongoing production requirements and design continuity.

Q: Do all substitute parts meet automotive qualification requirements?

A: Yes. All substitute parts carry AEC-Q200 automotive qualification, anti-sulfur coating, and ROHS3 compliance, maintaining the same reliability and environmental standards as the original RG2012V-181-C-T5.

Q: Which substitute part offers the best balance of tolerance improvement and availability?

A: Selection depends on circuit requirements. The RG2012V-181-W-T1 and RG2012V-181-W-T5 offer ±0.05% tolerance with high inventory levels (955 and 716 units respectively). The RG2012V-181-B-T5 provides ±0.1% tolerance with 888 units in stock. The RG2012V-181-P-T1 delivers maximum precision at ±0.02% with 902 units available.