Current-limiting fuse 456SD series
subminiaturehigh-currentSMD

Current-limiting fuse - 456SD series - Littelfuse - subminiature / high-current / SMD
Current-limiting fuse - 456SD series - Littelfuse - subminiature / high-current / SMD
Current-limiting fuse - 456SD series - Littelfuse - subminiature / high-current / SMD - image - 2
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Characteristics

Configuration
subminiature
Type
current-limiting
Other characteristics
high-current, SMD
Applications
electronic equipment
Amperage

Max.: 50 A

Min.: 40 A

VAC

125 V

VDC

75 V

Service temperature

Max.: 125 °C
(257 °F)

Min.: -55 °C
(-67 °F)

Description

The 456SD Series NANO²® fuse is a small sized, surface-mountable high current fuse which provides over-current and excessive surge current protection for applications operating at high current in a limited space. This will be a supplementary offering to the existing 456 and 881 Series where the 50A fuse rating is not available. Such applications are mostly served today through a single large-sized high-current industrial type fuse or in some cases, parallel configuration of lower amperage SMD fuses. The 456SD 50A Series fuse gives the option of a single fuse solution for protection for such application requirements. Features: • Available in ratings of 40 to 50A • High interrupting rating - 600A@75VDC • Very low cold resistance, temperature rise, and voltage drop • High inrush/surge current withstand capability • Surface mountable high current fuse Benefits: • Single fuse solution for high current application • Suitable for a wide variety of voltage requirement and application • Enhances power efficiency • Avoids nuisance opening due to high inrush and surge current inherent in the system • Compatible with high volume assembly requirements Applications: • Voltage regulator module for PC server • Cooling fan system for PC server • Storage system power • Basestation power supply • Power tools

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Fuses & Overcurrent Protection

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