SCHURTER 7010.9790.63A Ceramic Fuse Equivalent & Substitute Parts

Part Overview

The SCHURTER 7010.9790.63A is a 500 mA ceramic cartridge fuse rated for 125 V AC/DC operation with fast-blow response characteristics. This component is classified as obsolete, necessitating identification of active equivalent parts for ongoing procurement and system maintenance. The fuse is designed for surface mount applications and carries cURus approval certification. Due to its obsolete status, sourcing alternatives from the same manufacturer's active product line is essential for design continuity and supply chain reliability.

Substiute Parts

7010.9790.63A

SCHURTER Inc.In Stock: 9437010.9790.63A Datasheet

Current PartRFQ

7010.9790.63

SCHURTER Inc.In Stock: 15477010.9790.63 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the obsolete SCHURTER 7010.9790.63A is determined by electrical and mechanical parameter equivalence. The primary substitute is SCHURTER 7010.9790.63, which maintains identical electrical specifications across all critical parameters: 500 mA current rating, 125 V AC/DC voltage rating, fast-blow response, 300 A breaking capacity, 0.046 melting I²t value, and identical physical dimensions of 0.079" Dia × 0.276" L.

The key substitution criteria are:

• Current Rating: 500 mA (exact match required)
• Voltage Rating: 125 V AC and 125 V DC (exact match required)
• Fuse Type: Cartridge, Ceramic (exact match required)
• Response Time: Fast Blow (exact match required)
• Breaking Capacity: 300 A @ Rated Voltage (exact match required)
• Melting I²t: 0.046 (exact match required)
• Physical Dimensions: 0.079" Dia × 0.276" L (exact match required)
• Operating Temperature Range: -55°C to 125°C (exact match required)
• Approval Certification: cURus (exact match required)

The primary difference between the main part and its substitute is the mounting configuration: the obsolete 7010.9790.63A is surface mount, while the substitute 7010.9790.63 requires a holder for installation. This distinction affects circuit board integration methodology but does not alter electrical performance or protection characteristics.

Parameter Comparison

Engineering Selection Recommendations

The SCHURTER 7010.9790.63 is the direct electrical equivalent for the obsolete 7010.9790.63A. Selection of this substitute is supported by the following engineering factors:

Product Status: The substitute part 7010.9790.63 maintains active product status with SCHURTER Inc., ensuring ongoing availability and supply chain continuity. The original part 7010.9790.63A is classified as obsolete, making the substitute the appropriate selection for new designs and component replenishment.

Compliance and Certification: Both parts carry identical cURus approval certification, confirming equivalent safety and performance standards. The substitute part additionally provides ROHS3 compliance and REACH unaffected status, meeting current regulatory requirements for electronic component procurement.

Electrical Equivalence: All electrical parameters are identical between the main part and substitute, including current rating, voltage ratings, response time, breaking capacity, and thermal characteristics. This ensures functional interchangeability in circuit protection applications.

Mechanical Compatibility: Physical dimensions are identical, allowing the substitute to function within the same protective envelope. The mounting configuration difference (surface mount versus holder-based installation) requires circuit board design modification but does not affect electrical performance or protection characteristics.

Frequently Asked Questions (FAQ)

Q: Can the SCHURTER 7010.9790.63 directly replace the 7010.9790.63A without circuit board modification?

A: The substitute part has identical electrical specifications and physical dimensions. However, the mounting configuration differs: the original is surface mount while the substitute requires a holder. Circuit board integration methodology must be adjusted accordingly, but electrical protection performance remains equivalent.

Q: Are the electrical protection characteristics identical between these two parts?

A: Yes. Both parts provide 500 mA fast-blow protection at 125 V AC/DC with 300 A breaking capacity and 0.046 melting I²t. Protection behavior in circuit applications is functionally equivalent.

Q: What is the significance of the mounting type difference?

A: The 7010.9790.63A is designed for direct surface mount soldering to circuit boards. The 7010.9790.63 requires installation in a separate holder assembly. This affects PCB layout and assembly methodology but does not alter electrical performance.

Q: Does the substitute part meet current regulatory requirements?

A: Yes. The SCHURTER 7010.9790.63 is ROHS3 compliant and REACH unaffected, meeting current electronic component procurement standards. The obsolete original part does not specify these compliance statuses.

Q: Are both parts from the same manufacturer?

A: Yes. Both the original and substitute are manufactured by SCHURTER Inc., ensuring design consistency and quality standards across the product line.

Q: What is the availability status of each part?

A: The substitute part 7010.9790.63 is active with 1513 pieces in stock. The original part 7010.9790.63A is obsolete with 925 pieces remaining in inventory. For new procurement, the active substitute is the appropriate selection.

Q: Are the physical dimensions truly identical?

A: Yes. Both parts measure 0.079" Dia × 0.276" L (2.00 mm × 7.00 mm), allowing equivalent physical fit within protective housings and component assemblies.

Q: What is the operating temperature range for both parts?

A: Both parts operate across -55°C to 125°C, providing equivalent thermal performance across industrial and commercial temperature environments.