VR1005AAA080-T Equivalent & Substitute Parts

Part Overview

The VR1005AAA080-T is an 8 V, 3 A surface mount varistor manufactured by Taiyo Yuden in the 0402 (1005 Metric) package. This component functions as a transient voltage suppressor for single-circuit applications. The part is classified as obsolete, necessitating identification of active equivalent components to maintain design continuity and ensure long-term supply chain reliability for new production and field service applications.

Substiute Parts

VR1005AAA080-T

Taiyo YudenIn Stock: 943VR1005AAA080-T Datasheet

Current PartRFQ

AVR-M1005C080MTABB

TDK CorporationIn Stock: 89231AVR-M1005C080MTABB Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the VR1005AAA080-T is determined by strict equivalence across the following critical parameters:

Electrical Parameters:

• Varistor voltage rating: 8 V typical (6.4 V – 9.6 V range)
• Maximum DC voltage: 5.5 V
• Surge current capacity: 3 A
• Single circuit configuration
• Capacitance: 100 pF @ 1 kHz

Mechanical Parameters:

• Package type: 0402 (1005 Metric)
• Mounting technology: Surface Mount, MLCV
• Form factor: Identical footprint and height

Environmental & Compliance:

• Moisture Sensitivity Level: 1 (Unlimited)
• REACH Status: REACH Unaffected
• ECCN classification: EAR99

The substitute part AVR-M1005C080MTABB meets all specified electrical and mechanical parameters and maintains full compatibility with the original design requirements.

Parameter Comparison

Engineering Selection Recommendations

The AVR-M1005C080MTABB is a direct electrical and mechanical equivalent to the VR1005AAA080-T. Both components share identical varistor voltage specifications, surge current ratings, package geometry, and environmental classifications.

The primary distinction is product status: the VR1005AAA080-T is obsolete, while the AVR-M1005C080MTABB is active. The TDK Corporation substitute maintains full compliance with REACH and EAR99 export classifications. The AVR-M1005C080MTABB carries RoHS3 compliance certification, providing additional regulatory alignment for new designs.

For applications requiring the VR1005AAA080-T, the AVR-M1005C080MTABB provides equivalent performance with assured long-term availability and supply chain continuity.

Frequently Asked Questions (FAQ)

Q: Can the AVR-M1005C080MTABB be used as a direct replacement for the VR1005AAA080-T?

A: Yes. Both components are electrically and mechanically identical across all specified parameters, including varistor voltage (8 V typical), surge current (3 A), package type (0402 Metric), and operating temperature range. No circuit modifications are required.

Q: Are there differences in the operating temperature ranges?

A: The VR1005AAA080-T operates from -55°C to 125°C, while the AVR-M1005C080MTABB operates from -40°C to 125°C. For applications requiring operation below -40°C, the original Taiyo Yuden part is required. For standard industrial and commercial temperature ranges, both components are equivalent.

Q: What is the significance of the 0402 (1005 Metric) package designation?

A: The 0402 package is a surface mount form factor measuring 1.0 mm × 0.5 mm. Both the VR1005AAA080-T and AVR-M1005C080MTABB use identical MLCV (multilayer ceramic varistor) packaging, ensuring footprint compatibility on PCBs without layout modifications.

Q: Does the AVR-M1005C080MTABB have any additional certifications?

A: The AVR-M1005C080MTABB carries RoHS3 compliance certification in addition to REACH Unaffected and EAR99 classifications shared with the original part. This provides enhanced regulatory alignment for new product designs.

Q: What is the moisture sensitivity level, and does it affect handling?

A: Both components have Moisture Sensitivity Level 1 (Unlimited), indicating no special moisture control measures are required during storage, handling, or assembly. Standard component handling practices apply.

Q: Is the energy rating specified for both parts?

A: The VR1005AAA080-T does not specify an energy rating in the provided data. The AVR-M1005C080MTABB specifies 0.02 J energy absorption capacity. Both components are functionally equivalent for transient voltage suppression applications within the specified electrical parameters.