Circuit Protection Products Selection Guide

2023-10-20

●About this guide
■This guide provides a summary of key circuit protection consideration factors, descriptions of the technologies Littelfuse offers, and product selection tables. It is designed to help you quickly find a protection solution appropriate to your application.

Littelfuse

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008254 101254 121254 131254 201 - 208445073520 002520 101520 003520 005520 004646649656647658PTF015PTF065PTF075PTF077PTF078FB55FB58354 Series35406 Series35407 Series35408 Series35409 Series354701 Series356 Series359 Series111501111505111506111510111512521000010095190000100951800001009523 Series445 Series100 Series111 Series0445000100300210520000152000001009NY61APFC511010011010021010031020641210011210021210031210041020711020761020781020791020801220831220871220881220931220901000581010101020741020710100957155956056256457655655735435406354073540835409354701356359523445111

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Part#

Surface Mount FusesRadial Leaded FusesRadial Socket FusesAxial Leaded FusesAxial Cartridge FusesFuse HoldersSurface Mount PPTC DevicesRadial Leaded PPTC DevicesBattery PPTC DevicesBattery Mini-BreakersThermal Cutoff DevicesBattery ProtectorsITV Three-Terminal FusesTelecom PPTC DevicesVaristorsGas Discharge TubesESD SuppressorsTVS Diode ArraysProtection ICsTVS DiodesAutomotive TVS DiodesPLED Bypass ProtectorsProtection ThyristorsCircuit BreakersHoldersFusesaxial fuseglass fuseceramic fusethin-film fuseNano2® style fusefast-acting fuseSlo-Blo ® fuseClipsBlocksMetal Hybrid PPTC Battery Mini-BreakerITVSurface mount Li-ion battery protectorsPPTC DevicesPolySwitch Polymeric Positive Temperature Coefficient devicesHydraulic-magnetic circuit breakersTransient Voltage Suppressor diodePulseGuard suppressorsPolymer Positive Temperature Coefficient devicesprotectorprotecting current limitersemiconductor-based Protection ICGDTsMetal Oxide VaristorsMOVsPNPN deviceMLVMulti-Layer Varistorvoltage suppression deviceCeramic ChipHigh-Current SMD FuseIn-Line FuseholdersAutomotive SMD PPTCLow Rho SMD PPTCSurface Mount Battery ProtectorsMetal Hybrid PPTC DevicesSurface Mount MLVSurface Mount MOVUltraMOV™ VaristorUltraMOV™ 25S VaristorXtreme VaristorMetal Oxide VaristorAutomotive VaristorHigh-Voltage GDTsGas Discharge TubeTwo Electrode High Voltage DevicesESD DeviceCapacitance Discrete TVSSESD Enhanced ESDDiscrete TVSCapacitance Diode ArrayseFuse Protection ICHigh Power TVS DiodeAutomotive Grade TVS DiodeHigh Power SIDACtor® Protection ThyristorAutomotive SIDACtor® DevicesMulti-Layer VaristorsThermistorsReed SwitchesPower SemiconductorsPanel Mount Fuse EnclosuresWire Connector TerminalsCircuit Board Mount Fuse EnclosureFuse BlocksFuse ClipsBlock ATO FuseBlock Mini FuseClip Mini FuseClip ATO FuseClip Mini-ATO Fuse

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consumer electronics ]automotive ]industrial ]home appliance ]HVAC ]telecommunications ]smart appliances ]power tools ]I/O interfaces ]digital signal lines ]analog signal lines ]computer ]consumer portable electronics ]f high-power LEDs ]roadway lights ]outdoor LED advertising display signs ]telecom applications ]datacom applications ]industrial AC/DC powering terminals ]Port protection on personal computers ]USB ]firewire ]keyboard ]mouse ]hard drives ]video cards ]hubs ]Cell phones ]Battery packs ]Industrial controls ]Lighting ballast ]Motor controls ]Battery cell protection ]high-capacity lithium-ion polymer ]Li-ion prismatic cells ]Gaming PCs ]Notebook PCs ]Ultrabooks ]Tablets ]battery-powered portable device ]Li-ion battery packs ]Two-way radios ]Vacuum cleaners ]eCall ]elecom Datacom ]Marine ]Military ]Renewable Energy ]Railway ]Generators ]Medical ]Hot-swap ]hot-plug protection ]Type-C Adapter ]Networking ]Datacom ]Notebook ]PC Desktop ]TV ]Monitor ]Set Top Box ]Smart Phone ]Industry ]SSD ]HDD ]Enterprise Server ]Programmable Logic Control ]PLC ]Battery System ]Telecom ]Appliance ]telecom equipment ]HDMI ]Digital Visual Interface ]DVI ]high-speed data link ]telecommunications circuits ]data communications circuits ]dataline communication ]audio ]HDTV hardware ]Laptop computers ]desktop computers ]Network hardware ]Computer peripherals ]Digital cameras ]External storage ]Set-top boxes ]Antennas ]Parallel port printer scanners ]LPT printer scanners ]Computer inputs l devices ]Computer peripheral devices ]PDA ]PMP ]cell phone ]digital camera ]game controller ports ]Digital video recorders ]hard disk drives ]video editing systems ]scanners ]desktops ]laptops ]Data center ]Appliances ]Building Technologies ]Transportation ]Mobile ]Wearables ]EV-Infrastructure ]Servers ]Computing ]Switches ]Routers ]Mobile Network ]4G Indoor ]5G Indoor Mobile Network ]4G Outdoor ]5G Outdoor ]TVs ]Displays ]Speakers ]A/V Equipment ]Printers ]Power Supplies ]Major Appliances ]Small Appliances ]Battery Powered ]Robotic Appliances ]GFCI ]AFCI ]USB Receptacles ]Environmental ]Building Control ]Security Control ]Access Control ]Elevator Drives ]Heat Pumps ]Smart Meters ]UPS ]Industrial Control ]Robotics ]Motor Control ]Solar PV ]Central Inverters ]Micro Inverters ]Energy Storage Systems ]E-Mobility ]Onboard Charger ]BMS ]Connectivity ]Autonomous Driving ]Engine ]Ignition Systems ]E-Motorcycle ]EV 2 Wheelers ]EV 3 Wheelers ]Gaming Controllers ]Smart Watches ]Smartphones ]Chargers ]Notebooks ]AC Charging ]DC Charging ]Wireless Charging ]HDMI ports ]audio interfaces ]automotive infotainment ]

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SOD323;SOT23-3;uDFN-2;SOD882;SOD523;DFN0603-2L;SOD723;0201;μDFN-2;DFN2510-10L;SOT23-6;SOT23-3L;SOIC-16;PDIP-16;SOIC-8;PDIP-8;MSOP-10L;DFN;0402;1004;DFN3810-9L;0201WLCSP;DFN1610-2L;uDFN-10L;uDFN-10;SOT23-6L;MSOP-10;SOT143-4;uDFN-6;5FC-uDFN;uDFN-14;SC70-3L;uDFN-6L;0802;1103;DFN2x2_8;DFN1.2x1.6_4;QFN3x3_20;DFN3x3_10;QFN2.5x3.2_16;DFN2x3_8;DO-214AB;SMTO-218;SMTO-263;SMTAK;P600;SOD-123FL;DO-214AC;DO-221AC;DO-214AA;D0-214AA;D0-215AB;D0-214AB;DO-204AC;DO-201;SOD−123FL;QFN;DO-214;SOD-123;TO-220;TO-262M;TO-218;MS-012;SOP-8;MS-013;SOT23-5;TO-92;DO214-AA;1206;0603;2410;4012;4818;4118;3820;2615;4319;0805;1210;1812;2018;2920;3425;2016;3729;4030;612;1612;5432;2213;9550

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