Fuses

Manufacturer Package/Case Series Packaging Product Status Mounting Type Fuse Type Current Rating (Amps) Voltage Rating - AC Voltage Rating - DC Response Time Breaking Capacity @ Rated Voltage Melting I²t Approval Agency Operating Temperature Color Size / 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Photo Mfr. Part # Availability Price Quantity Datasheet Package/Case Series Packaging Product Status Mounting Type Fuse Type Current Rating (Amps) Voltage Rating - AC Voltage Rating - DC Response Time Breaking Capacity @ Rated Voltage Melting I²t Approval Agency Operating Temperature Color Size / Dimension
0663.500HXSL Littelfuse Inc.

0663.500HXSL

FUSE BRD MNT 500MA 250VAC RADIAL

Littelfuse Inc.

9,678
RFQ
0663.500HXSL Datasheet

Datasheet

LT-5™ 663 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 500 mA 250 V - Slow Blow 35A 2.5 CSA, KTL, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
0663.500MALL Littelfuse Inc.

0663.500MALL

FUSE BRD MNT 500MA 250VAC RADIAL

Littelfuse Inc.

2,627
RFQ
0663.500MALL Datasheet

Datasheet

LT-5™ 663 Tape & Box (TB) Obsolete Through Hole Board Mount (Cartridge Style Excluded) 500 mA 250 V - Slow Blow 35A 2.5 CSA, KTL, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
0663.630HXSL Littelfuse Inc.

0663.630HXSL

FUSE BRD MNT 630MA 250VAC RADIAL

Littelfuse Inc.

6,099
RFQ
0663.630HXSL Datasheet

Datasheet

LT-5™ 663 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 630 mA 250 V - Slow Blow 35A 4.0 CSA, KTL, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
0663.630MALL Littelfuse Inc.

0663.630MALL

FUSE BRD MNT 630MA 250VAC RADIAL

Littelfuse Inc.

4,615
RFQ
0663.630MALL Datasheet

Datasheet

LT-5™ 663 Tape & Box (TB) Obsolete Through Hole Board Mount (Cartridge Style Excluded) 630 mA 250 V - Slow Blow 35A 4.0 CSA, KTL, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
0663.800HXLL Littelfuse Inc.

0663.800HXLL

FUSE BRD MNT 800MA 250VAC RADIAL

Littelfuse Inc.

2,777
RFQ
0663.800HXLL Datasheet

Datasheet

LT-5™ 663 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 800 mA 250 V - Slow Blow 35A 8.0 CSA, KTL, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
0663.800HXSL Littelfuse Inc.

0663.800HXSL

FUSE BRD MNT 800MA 250VAC RADIAL

Littelfuse Inc.

6,043
RFQ
0663.800HXSL Datasheet

Datasheet

LT-5™ 663 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 800 mA 250 V - Slow Blow 35A 8.0 CSA, KTL, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
0663.800MALL Littelfuse Inc.

0663.800MALL

FUSE BRD MNT 800MA 250VAC RADIAL

Littelfuse Inc.

3,883
RFQ
0663.800MALL Datasheet

Datasheet

LT-5™ 663 Tape & Box (TB) Obsolete Through Hole Board Mount (Cartridge Style Excluded) 800 mA 250 V - Slow Blow 35A 8.0 CSA, KTL, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
0664001.HXLL Littelfuse Inc.

0664001.HXLL

FUSE BOARD MNT 1A 250VAC RADIAL

Littelfuse Inc.

7,288
RFQ
0664001.HXLL Datasheet

Datasheet

LT-5™ 664 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 1 A 250 V - Slow Blow 100A 4.4 CCC, CSA, KTL, METI, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
0664001.HXSL Littelfuse Inc.

0664001.HXSL

FUSE BOARD MNT 1A 250VAC RADIAL

Littelfuse Inc.

6,789
RFQ
0664001.HXSL Datasheet

Datasheet

LT-5™ 664 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 1 A 250 V - Slow Blow 100A 4.4 CCC, CSA, KTL, METI, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
0664002.HXLL Littelfuse Inc.

0664002.HXLL

FUSE BOARD MNT 2A 250VAC RADIAL

Littelfuse Inc.

2,083
RFQ
0664002.HXLL Datasheet

Datasheet

LT-5™ 664 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 2 A 250 V - Slow Blow 100A 16.0 CCC, CSA, KTL, METI, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
0664002.HXSL Littelfuse Inc.

0664002.HXSL

FUSE BOARD MNT 2A 250VAC RADIAL

Littelfuse Inc.

4,047
RFQ
0664002.HXSL Datasheet

Datasheet

LT-5™ 664 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 2 A 250 V - Slow Blow 100A 16.0 CCC, CSA, KTL, METI, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
0664004.HXLL Littelfuse Inc.

0664004.HXLL

FUSE BOARD MNT 4A 250VAC RADIAL

Littelfuse Inc.

3,986
RFQ
0664004.HXLL Datasheet

Datasheet

LT-5™ 664 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 4 A 250 V - Slow Blow 100A 77.0 CCC, CSA, KTL, METI, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
0664004.HXSL Littelfuse Inc.

0664004.HXSL

FUSE BOARD MNT 4A 250VAC RADIAL

Littelfuse Inc.

5,790
RFQ
0664004.HXSL Datasheet

Datasheet

LT-5™ 664 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 4 A 250 V - Slow Blow 100A 77.0 CCC, CSA, KTL, METI, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
0664005.HXLL Littelfuse Inc.

0664005.HXLL

FUSE BOARD MNT 5A 250VAC RADIAL

Littelfuse Inc.

6,993
RFQ
0664005.HXLL Datasheet

Datasheet

LT-5™ 664 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 5 A 250 V - Slow Blow 100A 155.0 CSA, KTL, UL -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
0664005.HXSL Littelfuse Inc.

0664005.HXSL

FUSE BOARD MNT 5A 250VAC RADIAL

Littelfuse Inc.

7,594
RFQ
0664005.HXSL Datasheet

Datasheet

LT-5™ 664 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 5 A 250 V - Slow Blow 100A 155.0 CSA, KTL, UL -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
066401.6HXLL Littelfuse Inc.

066401.6HXLL

FUSE BOARD MNT 1.6A 250VAC RAD

Littelfuse Inc.

6,993
RFQ
066401.6HXLL Datasheet

Datasheet

LT-5™ 664 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 1.6 A 250 V - Slow Blow 100A 10.0 CCC, CSA, KTL, METI, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
066401.6HXSL Littelfuse Inc.

066401.6HXSL

FUSE BOARD MNT 1.6A 250VAC RAD

Littelfuse Inc.

2,185
RFQ
066401.6HXSL Datasheet

Datasheet

LT-5™ 664 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 1.6 A 250 V - Slow Blow 100A 10.0 CCC, CSA, KTL, METI, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
066402.5HXLL Littelfuse Inc.

066402.5HXLL

FUSE BOARD MNT 2.5A 250VAC RAD

Littelfuse Inc.

3,943
RFQ
066402.5HXLL Datasheet

Datasheet

LT-5™ 664 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 2.5 A 250 V - Slow Blow 100A 32.0 CCC, CSA, KTL, METI, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
066402.5HXSL Littelfuse Inc.

066402.5HXSL

FUSE BOARD MNT 2.5A 250VAC RAD

Littelfuse Inc.

3,164
RFQ
066402.5HXSL Datasheet

Datasheet

LT-5™ 664 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 2.5 A 250 V - Slow Blow 100A 32.0 CCC, CSA, KTL, METI, SEMKO, UL, VDE -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)
066406.3HXLL Littelfuse Inc.

066406.3HXLL

FUSE BOARD MNT 6.3A 250VAC RAD

Littelfuse Inc.

9,989
RFQ
066406.3HXLL Datasheet

Datasheet

LT-5™ 664 Bulk Obsolete Through Hole Board Mount (Cartridge Style Excluded) 6.3 A 250 V - Slow Blow 100A 262.0 CSA, KTL, UL -40°C ~ 85°C - 0.335" Dia x 0.333" H (8.50mm x 8.45mm)

Fuses Electronic Components Sourcing and Lifecycle Support

FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing Fuses components, we support both current production requirements and long-term component availability across demanding product lifecycles.

Our sourcing approach combines traceability, supply stability, and technical coordination. FPGAX is certified to AS9120B, ISO 9001:2008, and ISO 14001 standards and supports procurement programs where continuity, documentation, and dependable component supply are important.

How FPGAX Supports Fuses Requirements

  • Active component sourcing: support for current FPGA, programmable logic, and related semiconductor requirements.
  • End-of-life sourcing: assistance with obsolete and hard-to-find parts when designs must remain in production.
  • Lifecycle management: sourcing support during product transitions, allocation periods, and supply interruptions.
  • Design continuity: long-term supply support intended to reduce redesign pressure and production disruption.
  • Major programmable logic brands: sourcing coverage includes Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic.

Supply Support at a Glance

Requirement FPGAX Support
Current production Active FPGA, programmable logic, and semiconductor component sourcing
Legacy programs End-of-life and hard-to-find component sourcing
Supply continuity Lifecycle transition and long-term availability support
Quality requirements Traceable sourcing and quality-management processes

Focused on FPGA and Programmable Logic Supply

FPGAX focuses on helping customers maintain access to critical programmable devices throughout the full component lifecycle. Whether the requirement is for a current design, an established production program, or an older platform facing component obsolescence, our goal is to provide a stable sourcing path and help customers maintain design and manufacturing continuity.

Fuses FAQ

Can FPGAX source both active and end-of-life Fuses components?

Yes. FPGAX supports sourcing for both active components and end-of-life or hard-to-find parts, with an emphasis on maintaining supply continuity for engineering and manufacturing programs.

Which programmable logic manufacturers does FPGAX support?

Our core sourcing coverage includes major FPGA and programmable logic manufacturers such as Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic, subject to specific part requirements and availability.

How does FPGAX help with component lifecycle changes?

We support customers through lifecycle transitions by helping locate current or legacy supply, reducing exposure to supply disruptions, and supporting long-term availability for designs that need to remain in production.

What quality and traceability standards does FPGAX follow?

FPGAX states certification to AS9120B, ISO 9001:2008, and ISO 14001 standards. Our sourcing services are structured around traceability, stable supply, and quality-management requirements.

What information should I provide for a Fuses sourcing request?

Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.