Littelfuse 

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Littelfuse


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The 487 Series
This fast-acting ceramic body fuse provides over-current protection for telecom power supplies and datacenter server power supplies where a high-voltage DC interrupting rating is required.
Features:
• Lower I2t and faster tripping
• High-current ratings up to 16A in a 5X20mm footprint
• 420V AC rating
• 420V DC rating


    

The 505 Series
The 505 Series is a 500VAC/VDC rated ceramic fuse with remarkable interrupting rating in a compact 6.3 x 32mm package, which is well suited for circuit protection in high energy applications.

Features:
• In accordance with underwriter’s Laboratories Standard UL 248-14
• Available in cartridge and axial lead form and with various lead forming dimensions.
• Superior Interrupting rating of 20,000 Amperes
• Compact form factor of 6.3mm x 32mm


    

The 688 Series
The 688 Series is a 70Vdc rated ceramic fuse with remarkable interrupting rating in a compact 6x25mm package, which is well suited for circuit protection in telecom applications.

Features:
• In accordance with Underwriter’s Laboratories Standard UL 248-14
• Available in cartridge version
• RoHS compliant and Lead-free


    

The 453 Series Nano2® SMF Fuse
The 453 Series Nano2® SMF Fuse is a very small, Wire-in-Air (WIA) square shape surface mount fuse that was designed for secondary side circuit over-current protection applications. These fuses are designed for PCB using surface mount technology.

Features:
• Very fast acting
• Small size
• Wide range of current rating available (0.062A to 20A)
• Wide operating temperature range
• Low temperature rerating
• RoHS compliant and Halogen Free


    

The 463 Series NANO²® fuse
The 463 Series NANO²® fuse is a fast-acting, very high current fuse designed for high operating current applications.

Features:
• Surface mount fuse in a small footprint
• High current rating: 15A-30A
• Higher voltage rating up to 100VDC and 250VAC
• High melting i2t
• Enhanced thermal cycling endurance
• Operating temperature range from -55°C to 125


    

The TMOV®25S Varistor Series
The TMOV®25S Varistor Series incorporates a patented integrated thermally responsive element within the body of the device which will open-circuit the varistor in case of overheating due to the abnormal over-voltage events.

Features:
• Patented integrated thermal protection device
• Standard Operating Voltage Range: 115VAC to 750VAC
• Wave solderable
• High peak surge current rating up to 20kA at single 8/20uS impulse
• Standard lead form and spacing option
• Low leakage
• -55 to +85 degree C operating temperature range



    

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