4201 Products Available

About Littelfuse

Products from Littelfuse

Product Categories

Breakover Diodes
5 products
Bridge Rectifier Diodes
23 products
Circuit Breaker
3 products
Current Transformers
1 product
Data Line Filters
1 product
DIACs
7 products
Display Drivers
3 products
DMA Controllers
1 product
Fixed Resistors
1 product
Fuses
1369 products
Insulated Gate Bipolar Transistors
65 products
Keylock Switches
1 product
Keypad Switches
1 product
Limited Part Number Data
356 products
Magnetic Field Sensors
2 products
Microcontrollers
45 products
Microprocessors
17 products
Modems
5 products
MOSFET Drivers
21 products
Motion Control Electronics
1 product
Multifunction Peripherals
2 products
Multiplexers or Switches
2 products
Non-linear Resistors
763 products
Optocoupler - Transistor Outputs
8 products
Other Circular Connectors
1 product
Other Diodes
1 product
Other Optoelectronics
4 products
Other Semiconductors
11 products
Other Sensors/Transducers
3 products
Other Telecom ICs
2 products
Other uPs/uCs/Peripheral ICs
11 products
Parallel IO Ports
1 product
Power Bipolar Transistors
2 products
Power Field-Effect Transistors
235 products
Power Management Circuits
3 products
Power/Signal Relays
4 products
Proximity Sensors
26 products
Pushbutton Switches
4 products
Rectifier Diodes
129 products
Reed Relays
21 products
Reed Switches
20 products
Remote Control ICs
1 product
RF/Microwave Amplifiers
4 products
RF Power Field-Effect Transistors
2 products
Rocker Switches
1 product
Rotary Position Sensors
1 product
Rotary Switches
1 product
Serial IO/Communication Controllers
14 products
SIDACs
13 products
Silicon Controlled Rectifiers
116 products
Silicon Surge Protectors
113 products
Small Signal Field-Effect Transistors
1 product
Sockets and Chip Carriers
1 product
Solid State Relays
107 products
Special Relays
1 product
Special Switches
4 products
Telecom Protection Circuits
74 products
Terminals and Terminal Blocks
7 products
Time Delay Relays
7 products
Timers or RTCs
1 product
Toggle Switches
10 products
Transient Suppressors
381 products
TRIACs
155 products
Visible LEDs
1 product
Zener Diodes
4 products

Featured Products

Varistor, 4J, Surface Mount

METAL OXIDE VARISTOR

Quote SKU: V200CH8T
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PTC Resettable Fuse, 0.0049ohm, Through Hole Mount

RADIAL LEADED RESETTABLE PTC

Quote SKU: AGRF800
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Electric Fuse, Fast Blow, 16A, 420VAC, 420VDC, 200A …

FAST-ACTING FUSE

Quote SKU: 0487016.MXEP
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Trans Voltage Suppressor Diode, 1500W, 47.8V V(RWM), Unidirectional, …

TVS Diode

Quote SKU: 1.5SMC56AT3G
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Trans Voltage Suppressor Diode, 600W, 33V V(RWM), Unidirectional, …

600 WATT PEAK POWER ZENER UNIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSOR

Quote SKU: 1SMB33AT3G
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Trans Voltage Suppressor Diode, 400W, 5V V(RWM), Unidirectional, …

UNIDIRECTIONAL 400 WATT PEAK POWER ZENER TRANSIENT VOLTAGE SUPPRESSOR

Quote SKU: NSA5.0AT3G
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All Products (4201)

PTC Resettable Fuse, Through Hole Mount

RADIAL LEADED RESETTABLE PTC RESISTOR

Quote SKU: 72R300XF
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Electric Fuse, Fast Blow, 0.5A, 250VAC, 35A (IR), …

3AG FAST-ACTING, GLASS BODY CARTRIDGE FUSE

Quote SKU: 312.500P
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Electric Fuse, Time Delay Blow, 100A, 32VDC, 2000A …

CLEAR TOP FUSE

Quote SKU: 0298100.ZXEH
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PTC Resettable Fuse, 0.07ohm, Surface Mount

PTC RESETTABLE FUSE

Quote SKU: NANOSMDC110F-2
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Electric Fuse, Fast Blow, 20A, 500VAC, 500VDC, 30000A …

FAST-ACTING FUSE

Quote SKU: 0505020.MXP
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PTC Resettable Fuse, 0.04ohm, Surface Mount

SURFACE MOUNT PPTC

Quote SKU: MINIASMDC150F/24-2
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Power Field-Effect Transistor, 140A I(D), 50V, 0.009ohm, 1-Element, …

TRENCHP POWER MOSFET

Quote SKU: IXTH140P05T
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TRIAC, 800V V(DRM), 8A I(T)RMS, TO-220AB

Sensitive Gate Triac

Quote SKU: MAC228A10G
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Power Field-Effect Transistor, 36A I(D), 300V, 0.11ohm, 1-Element, …

Polar3 HiPerFET Power MOSFET

Quote SKU: IXFP36N30P3
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Gas Discharge Tube Suppressor

Gas Discharge Tube

Quote SKU: CG2470L
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NTC Thermistor, 50000ohm, Chassis Mount

INTERCHANGEABLE THERMISTOR

Quote SKU: KX503J2
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Varistor, 250J, Through Hole Mount

METAL OXIDE VARISTOR

Quote SKU: V20E300P
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Electric Fuse, Very Fast Blow, 10A, 125VAC, 125VDC, …

SUBMINIATURE SURFACE MOUNT VERY FAST-ACTING NANO FUSE

Quote SKU: R451010.MRL
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Trans Voltage Suppressor Diode, 600W, 33V V(RWM), Bidirectional, …

TVS Diode

Quote SKU: SZ1SMB33CAT3G
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Photodiode Output Optocoupler

Linear Optocoupler

Quote SKU: LOC111
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Silicon Controlled Rectifier, 85A I(T)RMS, 1600V V(DRM), 1600V …

Thyristor

Quote SKU: MCO50-16IO1
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Electric Fuse, Fast Blow, 3A, 32VAC, 32VDC, 35A …

FAST-ACTING FUSE

Quote SKU: 0467003.NRHF
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Electric Fuse, Fast Blow, 1A, 50A (IR)

Electric Fuse, Fast Blow, 1A, 50A (IR)

Quote SKU: 0874001.MRET1P
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Trans Voltage Suppressor Diode, 1000W, 2.5V V(RWM), Unidirectional, …

LIGHTNING SURGE PROTECTION TVS DIODE ARRAY

Quote SKU: SP2555NUTG
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Electric Fuse, Very Fast Blow, 5A, 24VAC, 24VDC, …

VERY FAST ACTING, THIN-FILM SURFACE MOUNT FUSE

Quote SKU: 429005
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Varistor, 80J, Through Hole Mount

RADIAL LEAD VARISTOR

Quote SKU: V320LA20AP
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Trans Voltage Suppressor Diode, 5V V(RWM), Unidirectional, 1 …

TVS DIODE ARRAY

Quote SKU: SP3019-04HTG
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Electric Fuse, Slow Blow, 2.5A, 125VAC, 125VDC, 50A …

SURFACE MOUNT FUSE

Quote SKU: 046002.5UR
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Electric Fuse, 25A, 32VDC, 1000A (IR), Inline/holder

ATO BLADE FUSE RATED 32 V

Quote SKU: 0257025PXPV
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Safety Switch

NORMALLY OPEN BACK-UP BALL SWITCH

Quote SKU: 91113
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Fuses/Accessories

CIRCUIT BOARD MOUNT ENCLOSED FUSE HOLDER

Quote SKU: 83500000005
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Varistor, 0.025J, Surface Mount

SURFACE MOUNT VARISTOR

Quote SKU: V0402MHS03
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TRIAC, 200V V(DRM), 4A I(T)RMS, TO-225

THYRISTOR

Quote SKU: 2N6071A
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Fuses/Accessories

FUSE BLOCK

Quote SKU: L60030M1C
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TRIAC

Thyristor

Quote SKU: BTA25H-600CW3G
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Trans Voltage Suppressor Diode, 450W, 5V V(RWM), Bidirectional, …

450W Bidirectional TVS Diode

Quote SKU: AQ05C-01FTG
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Electric Fuse, Time Lag Blow, 2.5A, 250VAC, 35A …

5 X 20 MM, TIME LAG CARTRIDGE FUSE

Quote SKU: 21802.5XP
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Switches/Accessories

COLORFUL BOOT COVER FOR TOGGLE SWITCHES

Quote SKU: 81264
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Power Field-Effect Transistor, 26A I(D), 200V, 0.17ohm, 1-Element, …

POLARP POWER MOSFET

Quote SKU: IXTP26P20P
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Electric Fuse, Time Delay Blow, 25A, 600VAC, 300VDC, …

TIME-DELAY, GENERAL PURPOSE FUSE

Quote SKU: FLSR025
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Trans Voltage Suppressor Diode, 600W, 2.8V V(RWM), Unidirectional, …

TVS DIODE ARRAYS

Quote SKU: SLVU2.8-4BTG
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Fuses/Accessories

Cartridge Fuse Holder

Quote SKU: 81600000005
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PTC Resettable Fuse, 0.2ohm, Through Hole Mount

POLYFUSE RESETTABLE PTC

Quote SKU: 60R090XU
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Serial I/O Controller, 2 Channel(s), CMOS, PDIP40

CMOS SERIAL INPUT/OUTPUT CONTROLLER

Quote SKU: Z84C4006PEG
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Dry Reed Switch, SPST, 0.5A, 1000VDC, Through Hole-straight

19.7MM REED SWITCH

Quote SKU: MVSR-20-22-33
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Electric Fuse, Very Fast Blow, 2.5A, 125VAC, 125VDC, …

SUBMINIATURE SURFACE MOUNT FUSE

Quote SKU: R45102.5
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Electric Fuse

30V INTRINSICALLY SAFE SURFACE MOUNT FUSE

Quote SKU: 0308.750UR
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Fuses/Accessories

IN-LINE MINI SPLASHPROOF FUSE HOLDER

Quote SKU: 0FHM0001ZXJ
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Alternistor TRIAC, 600V V(DRM), 40A I(T)RMS

ALTERNISTOR TRIAC

Quote SKU: Q6040P
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155100

TWIST-LOCKIN-LINE HOLDER FOR FUSES

Quote SKU: 155100
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Electric Fuse, Very Fast Blow, 4A, 125VAC, 125VDC, …

OMNI BLOK SURFACE MOUNT FUSE

Quote SKU: 0154004.DR
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Silicon Controlled Rectifier, 12A I(T)RMS, 800V V(DRM), 800V …

Silicon Controlled Rectifier

Quote SKU: MCR12NG
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Thyristor Surge Protector, 98V V(BO) Max, 30A, DO-214AA

MICROCAPACITANCE SIDACTOR DEVICE

Quote SKU: P0900SCMCL
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