437A Datasheet (data sheet) PDF





437A Datasheet, 1206 Fast-Acting Ceramic Fuse

437A   437A  

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Surface Mount Fuses Ceramic Fuse > 437A Series 437A Series – 1206 Fast-Acting Ceramic Fuse RoHS Pb Description The 437A Series AECQ-Compliant fuses are s pecifically tested to cater to secondar y circuit protection needs of compact a uto-electronics applications. The gener al design ensures excellent temperature stability and performance reliability. In addition to this, the high I²t val ues typical of the Littelfuse Ceramic F use family ensure high inrush current w ithstand capability. Agency Approvals Agency Agency File Number E10480 298 62 Ampere Range 0.500A − 8A 0.500A 8A Electrical Characteristics for S eries % of Ampere Rating 100% 2

437A Datasheet, 1206 Fast-Acting Ceramic Fuse

437A  
50% 350% Ampere Rating 0.500A − 8A 0. 750A − 8A 0.750A − 8A 0.500A Openi ng Time at 25ºC 4 hours, Minimum 5 sec onds, Maximum 1 second, Maximum 5 secon ds, Maximum Features • Operating T emperature • Fast response to faulty from -55ºC to +150ºC current to en sure over- • 100% Lead-free, Haloge nFree and RoHS compliant • Meets Lit telfuse’s current protection for sen sitive electronic components automotiv e qualifications* * - Largely based on Littelfuse internal AEC-Q200 test plan . Applications • Li-ion Battery LED Lighting • Automotive Navigat ion System • TFT Display • Batte ry Management System (BMS) • Clusters Additional Information Datasheet Re sources Samples Electrical Specificat ions by Item Ampere Rating (A) Amp Co de Max. Voltage Rating (V) Interrupti ng Rating 1 Nominal Resistance (Ohms) 2 0.500 0.750 1.00 .500 .750 001. 63 63 63 50A @ 63VAC/DC 50A @ 63VAC/DC 1 00A @ 63VDC 0.908 0.600 0.420 1.25 1. 25 63 0.318 1.50 01.5 63 50A @ 63V AC/DC 0.209 1.75 1.75 63 0.071 2.0 0 002. 63 0.062 2.50 02.5 32 0.0 43 3.00 003. 32 0.035 3.50 03.5 32 0.027 4.00 004. 32 50A @ 32VAC/ 35VDC 0.022 5.00 005. 32 0.0159 7 .00 007. 32 0.0100 8.00 008. 32 0 .008 Notes: 1. AC Interrupting Rating tested at rated voltage with unity power f








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