Circuit Protection – Mouser Ireland

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High-Power Conversion

Littelfuse provides a wide portfolio of products for High-Power Conversion, including diodes, gate drivers, high-speed fuses, MOSFETs, and power modules. These products are broken down into four functions: rectifier, break chopper or PFC, inverter, and semiconductor protection.

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Types of Circuit Protection

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.
Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 200A PSR070UL0200Z Littelfuse 1: €324.05 18In Stock	Mfr. Part No. PSR070UL0200Z Mouser Part No 576-PSR070UL0200Z	Littelfuse	Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 US LONG BL 200A Learn More about Littelfuse psr fuses	Datasheet	18In Stock	€324.05 €280.41 €268.49	Min.: 1 Mult.: 1
Industrial & Electrical Fuses POWR-SPEED SQB SIZE 72 DIN 110MM 500A PSR072DL0500X Littelfuse 1: €428.44 5In Stock	Mfr. Part No. PSR072DL0500X Mouser Part No 576-PSR072DL0500X	Littelfuse	Industrial & Electrical Fuses POWR-SPEED SQB SIZE 72 DIN 110MM 500A Learn More about Littelfuse psr fuses	Datasheet	5In Stock	€428.44 €364.22 €348.34 Quote Quote	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors 1K OHM +/-10% SM102B1K Littelfuse 1: €1.38 691In Stock	Mfr. Part No. SM102B1K Mouser Part No 803-SM102B1K	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors 1K OHM +/-10% Learn More about Littelfuse surface mount thermistors	Datasheet	691In Stock	€1.38 €1.32 €1.10 €1.08 View €0.98 €0.877 €0.824 €0.761	Min.: 1 Mult.: 1
NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 2K OHM 10% MELF SM202F1K Littelfuse 1: €1.70 459In Stock	Mfr. Part No. SM202F1K Mouser Part No 576-SM202F1K	Littelfuse	NTC (Negative Temperature Coefficient) Thermistors NTC THERMISTOR 2K OHM 10% MELF Learn More about Littelfuse surface mount thermistors	Datasheet	459In Stock	€1.70 €1.32 €1.10 €1.08 View €0.98 €0.852 €0.815 €0.772	Min.: 1 Mult.: 1
Industrial & Electrical Fuses POWR-SPEED SQB Size 32 US LONG BL 400A PSR032UL0400X Littelfuse 1: €320.14 2In Stock	Mfr. Part No. PSR032UL0400X Mouser Part No 576-PSR032UL0400X	Littelfuse	Industrial & Electrical Fuses POWR-SPEED SQB Size 32 US LONG BL 400A Learn More about Littelfuse psr fuses	Datasheet	2In Stock	€320.14 €242.11 €231.63 €231.03	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 200A 1000V SIZE 70 Flush End Mtrc Thred PSR070FL0200Z Littelfuse 1: €351.47 1In Stock	Mfr. Part No. PSR070FL0200Z Mouser Part No 576-PSR070FL0200Z	Littelfuse	Industrial & Electrical Fuses 200A 1000V SIZE 70 Flush End Mtrc Thred Learn More about Littelfuse psr fuses	Datasheet	1In Stock	€351.47 €275.21 €261.96 Quote Quote	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 600W 350V 5% Uni-Directional SMBJ350A Littelfuse 1: €0.714 5,239In Stock	Mfr. Part No. SMBJ350A Mouser Part No 576-SMBJ350A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 350V 5% Uni-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	5,239In Stock	Cut Tape €0.714 €0.323 €0.285 €0.217 Reel €0.199 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Industrial & Electrical Fuses 900V FAST BLOW 800A PSR073UL0800X Littelfuse 1: €538.06 3In Stock 3Expected 31/03/2027	Mfr. Part No. PSR073UL0800X Mouser Part No 576-PSR073UL0800X	Littelfuse	Industrial & Electrical Fuses 900V FAST BLOW 800A	Datasheet	3In Stock 3Expected 31/03/2027	€538.06 €441.81 €402.05	Min.: 1 Mult.: 1
Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 DIN 110MM 50A PSR070DL0050Z Littelfuse 1: €332.47 19In Stock	Mfr. Part No. PSR070DL0050Z Mouser Part No 576-PSR070DL0050Z	Littelfuse	Industrial & Electrical Fuses POWR-SPEED SQB SIZE 70 DIN 110MM 50A Learn More about Littelfuse psr fuses	Datasheet	19In Stock	€332.47 €275.44 €253.85	Min.: 1 Mult.: 1
Industrial & Electrical Fuses 900V FAST BLOW 350A PSR070UL0350Z Littelfuse 1: €424.78 10In Stock	Mfr. Part No. PSR070UL0350Z Mouser Part No 576-PSR070UL0350Z	Littelfuse	Industrial & Electrical Fuses 900V FAST BLOW 350A	Datasheet	10In Stock	€424.78 €348.79 €317.41	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 600W 12V 5% Uni-Directional SMBJ12A Littelfuse 1: €0.421 45,534In Stock 78,000On Order	Mfr. Part No. SMBJ12A Mouser Part No 576-SMBJ12A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 12V 5% Uni-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	45,534In Stock 78,000On Order On Order Ship Dates Mfr. No: SMBJ12A Stock: 45,534 Can Dispatch Immediately On Order: 33,000 Expected 25/11/2026 45,000 Expected 13/04/2027 Factory Lead Time: 35 Weeks	Cut Tape €0.421 €0.187 €0.164 €0.123 Reel €0.077 View €0.111 €0.068 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 15V 5% Uni-Directional SMBJ15A Littelfuse 1: €0.361 24,967In Stock 54,000On Order	Mfr. Part No. SMBJ15A Mouser Part No 576-SMBJ15A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 15V 5% Uni-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	24,967In Stock 54,000On Order On Order Ship Dates Mfr. No: SMBJ15A Stock: 24,967 Can Dispatch Immediately On Order: 27,000 Expected 14/12/2026 27,000 Expected 02/08/2027 Factory Lead Time: 35 Weeks	Cut Tape €0.361 €0.187 €0.149 €0.11 Reel €0.073 View €0.096 €0.068 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 18V 5% Bi-Directional SMBJ18CA Littelfuse 1: €0.49 61,770In Stock 36,000Expected 23/11/2026	Mfr. Part No. SMBJ18CA Mouser Part No 576-SMBJ18CA	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 18V 5% Bi-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	61,770In Stock 36,000Expected 23/11/2026	Cut Tape €0.49 €0.221 €0.194 €0.132 Reel €0.091 View €0.12 €0.09 €0.083 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 200V 5% Bi-Directional SMBJ200CA Littelfuse 1: €0.499 19,615In Stock 42,000Expected 20/07/2027	Mfr. Part No. SMBJ200CA Mouser Part No 576-SMBJ200CA	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 200V 5% Bi-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	19,615In Stock 42,000Expected 20/07/2027	Cut Tape €0.499 €0.224 €0.196 €0.147 Reel €0.093 View €0.138 €0.092 €0.087 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 20V 5% Bi-Directional SMBJ20CA Littelfuse 1: €0.525 19,461In Stock 33,000Expected 28/12/2026	Mfr. Part No. SMBJ20CA Mouser Part No 576-SMBJ20CA	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 20V 5% Bi-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	19,461In Stock 33,000Expected 28/12/2026	Cut Tape €0.525 €0.234 €0.20 €0.138 Reel €0.09 View €0.125 €0.083 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 220V 5% Bi-Directional SMBJ220CA Littelfuse 1: €0.886 38,246In Stock	Mfr. Part No. SMBJ220CA Mouser Part No 576-SMBJ220CA	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 220V 5% Bi-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	38,246In Stock	Cut Tape €0.886 €0.407 €0.359 €0.277 Reel €0.203 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 24V 5% Uni-Directional SMBJ24A Littelfuse 1: €0.43 134,962In Stock	Mfr. Part No. SMBJ24A Mouser Part No 576-SMBJ24A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 24V 5% Uni-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	134,962In Stock	Cut Tape €0.43 €0.193 €0.169 €0.126 Reel €0.077 View €0.12 €0.075 €0.068 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 250V 5% Uni-Directional SMBJ250A Littelfuse 1: €0.757 10,780In Stock	Mfr. Part No. SMBJ250A Mouser Part No 576-SMBJ250A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 250V 5% Uni-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	10,780In Stock	Cut Tape €0.757 €0.344 €0.304 €0.232 Reel €0.182 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 26V 5% Uni-Directional SMBJ26A Littelfuse 1: €0.43 82,250In Stock	Mfr. Part No. SMBJ26A Mouser Part No 576-SMBJ26A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 26V 5% Uni-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	82,250In Stock	Cut Tape €0.43 €0.193 €0.169 €0.126 Reel €0.079 View €0.118 €0.068 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 30V 5% Bi-Directional SMBJ30CA Littelfuse 1: €0.473 40,978In Stock 51,000Expected 01/03/2027	Mfr. Part No. SMBJ30CA Mouser Part No 576-SMBJ30CA	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 30V 5% Bi-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	40,978In Stock 51,000Expected 01/03/2027	Cut Tape €0.473 €0.209 €0.177 €0.138 €0.131 Reel €0.083 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 36V 5% Uni-Directional SMBJ36A Littelfuse 1: €0.43 30,496In Stock 123,000On Order	Mfr. Part No. SMBJ36A Mouser Part No 576-SMBJ36A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 36V 5% Uni-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	30,496In Stock 123,000On Order On Order Ship Dates Mfr. No: SMBJ36A Stock: 30,496 Can Dispatch Immediately On Order: 39,000 Expected 22/02/2027 84,000 Expected 24/02/2027 Factory Lead Time: 35 Weeks	Cut Tape €0.43 €0.202 €0.16 €0.134 Reel €0.083 View €0.118 €0.077 €0.071 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 40V 5% Bi-Directional SMBJ40CA Littelfuse 1: €0.49 57,592In Stock 39,000Expected 15/06/2027	Mfr. Part No. SMBJ40CA Mouser Part No 576-SMBJ40CA	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 40V 5% Bi-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	57,592In Stock 39,000Expected 15/06/2027	Cut Tape €0.49 €0.221 €0.194 €0.145 Reel €0.091 View €0.133 €0.083 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 440V 5% Uni-Directional SMBJ440A Littelfuse 1: €0.869 8,923In Stock	Mfr. Part No. SMBJ440A Mouser Part No 576-SMBJ440A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 440V 5% Uni-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	8,923In Stock	Cut Tape €0.869 €0.401 €0.354 €0.273 Reel €0.199 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 48V 5% Uni-Directional SMBJ48A Littelfuse 1: €0.43 31,465In Stock	Mfr. Part No. SMBJ48A Mouser Part No 576-SMBJ48A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 48V 5% Uni-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	31,465In Stock	Cut Tape €0.43 €0.189 €0.167 €0.122 Reel €0.079 View €0.118 €0.074 €0.068 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 600W 5V 5% Uni-Directional SMBJ5.0A Littelfuse 1: €0.396 18,789In Stock 159,000On Order	Mfr. Part No. SMBJ5.0A Mouser Part No 576-SMBJ5.0A	Littelfuse	ESD Protection Diodes / TVS Diodes 600W 5V 5% Uni-Directional Learn More about Littelfuse smbj tvs diodes	Datasheet	18,789In Stock 159,000On Order On Order Ship Dates Mfr. No: SMBJ5.0A Stock: 18,789 Can Dispatch Immediately On Order: 81,000 Expected 09/12/2026 78,000 Expected 15/04/2027 Factory Lead Time: 35 Weeks	Cut Tape €0.396 €0.185 €0.159 €0.126 Reel €0.079 View €0.122 €0.077 €0.068 MouseReel Available	Min.: 1 Mult.: 1 : 3,000

High-Power Conversion

Types of Circuit Protection

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High-Power Conversion

Types of Circuit Protection