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Circuit Protection

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Bi SM4T68CAY STMicroelectronics 1: £1.29 4,910In Stock	Mfr. Part No. SM4T68CAY Mouser Part No 511-SM4T68CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Bi Learn More about STMicroelectronics stmicro sm4ty automotive transil	Datasheet	4,910In Stock	Cut Tape £1.29 £0.818 £0.611 £0.545 Reel £0.306 View £0.428 £0.395 £0.386 £0.299 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Bi SM4T6V7CAY STMicroelectronics 1: £1.29 7,085In Stock	Mfr. Part No. SM4T6V7CAY Mouser Part No 511-SM4T6V7CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Bi Learn More about STMicroelectronics stmicro sm4ty automotive transil	Datasheet	7,085In Stock	Cut Tape £1.29 £0.818 £0.611 £0.545 Reel £0.332 View £0.428 £0.395 £0.386 £0.299 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Bi SM4T7V6CAY STMicroelectronics 1: £0.856 6,407In Stock	Mfr. Part No. SM4T7V6CAY Mouser Part No 511-SM4T7V6CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Bi Learn More about STMicroelectronics stmicro sm4ty automotive transil	Datasheet	6,407In Stock	Cut Tape £0.856 £0.395 £0.35 £0.271 Reel £0.233 View £0.264 £0.244 £0.20 £0.192 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 600W 100V Unidirect SM6T100A STMicroelectronics 1: £0.721 9,755In Stock	Mfr. Part No. SM6T100A Mouser Part No 511-SM6T100A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 100V Unidirect Learn More about STMicroelectronics stm 600w tvs diode	Datasheet	9,755In Stock	Cut Tape £0.721 £0.331 £0.292 £0.224 Reel £0.178 View £0.223 £0.156 £0.137 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 100V Bidirect SM6T100CA STMicroelectronics 1: £0.766 11,959In Stock	Mfr. Part No. SM6T100CA Mouser Part No 511-SM6T100CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 100V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	11,959In Stock	Cut Tape £0.766 £0.351 £0.31 £0.238 Reel £0.189 View £0.166 £0.159 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 15V Unidirect SM6T15A STMicroelectronics 1: £0.526 33,697In Stock	Mfr. Part No. SM6T15A Mouser Part No 511-SM6T15A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 15V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	33,697In Stock	Cut Tape £0.526 £0.238 £0.21 £0.158 Reel £0.118 View £0.152 £0.107 £0.105 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi SM6T15CAY STMicroelectronics 1: £0.995 10,375In Stock	Mfr. Part No. SM6T15CAY Mouser Part No 511-SM6T15CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	10,375In Stock	Cut Tape £0.995 £0.626 £0.465 £0.413 Reel £0.265 View £0.321 £0.297 £0.238 £0.234 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 18V Unidirect SM6T18A STMicroelectronics 1: £0.526 16,394In Stock	Mfr. Part No. SM6T18A Mouser Part No 511-SM6T18A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 18V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	16,394In Stock	Cut Tape £0.526 £0.238 £0.21 £0.158 Reel £0.116 View £0.153 £0.106 £0.097 £0.094 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 22V Unidirect SM6T22A STMicroelectronics 1: £0.518 26,245In Stock	Mfr. Part No. SM6T22A Mouser Part No 511-SM6T22A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 22V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	26,245In Stock	Cut Tape £0.518 £0.232 £0.203 £0.155 Reel £0.12 View £0.114 £0.108 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi SM6T22CAY STMicroelectronics 1: £1.53 8,348In Stock	Mfr. Part No. SM6T22CAY Mouser Part No 511-SM6T22CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	8,348In Stock	Cut Tape £1.53 £0.978 £0.732 £0.654 Reel £0.427 View £0.518 £0.489 £0.382 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes Automotive 600 W, 213 V TVS in SMB SM6T250CAY STMicroelectronics 1: £0.89 27,358In Stock	Mfr. Part No. SM6T250CAY Mouser Part No 511-SM6T250CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 600 W, 213 V TVS in SMB Learn More about STMicroelectronics stm standard products	Datasheet	27,358In Stock	Cut Tape £0.89 £0.416 £0.368 £0.285 Reel £0.228 View £0.281 £0.201 £0.189 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi SM6T27CAY STMicroelectronics 1: £1.46 3,210In Stock	Mfr. Part No. SM6T27CAY Mouser Part No 511-SM6T27CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	3,210In Stock	Cut Tape £1.46 £0.934 £0.698 £0.624 Reel £0.405 View £0.493 £0.463 £0.362 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 30V Unidirect SM6T30A STMicroelectronics 1: £0.63 24,605In Stock 5,000Expected 01/12/2026	Mfr. Part No. SM6T30A Mouser Part No 511-SM6T30A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 30V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	24,605In Stock 5,000Expected 01/12/2026	Cut Tape £0.63 £0.308 £0.265 £0.207 Reel £0.164 View £0.196 £0.143 £0.128 £0.124 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 30V Bidirect SM6T30CA STMicroelectronics 1: £0.555 28,317In Stock	Mfr. Part No. SM6T30CA Mouser Part No 511-SM6T30CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 30V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	28,317In Stock	Cut Tape £0.555 £0.252 £0.223 £0.169 Reel £0.12 View £0.156 £0.113 £0.11 £0.103 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 33V Unidirect SM6T33A STMicroelectronics 1: £0.526 11,622In Stock 27,500On Order	Mfr. Part No. SM6T33A Mouser Part No 511-SM6T33A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 33V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	11,622In Stock 27,500On Order On Order Ship Dates Mfr. No: SM6T33A Stock: 11,622 Can Dispatch Immediately On Order: 12,500 Expected 05/11/2026 15,000 Expected 11/01/2027 Factory Lead Time: 16 Weeks	Cut Tape £0.526 £0.238 £0.21 £0.158 Reel £0.121 View £0.107 £0.10 £0.095 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi SM6T33CAY STMicroelectronics 1: £1.32 29,648In Stock	Mfr. Part No. SM6T33CAY Mouser Part No 511-SM6T33CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	29,648In Stock	Cut Tape £1.32 £0.841 £0.625 £0.558 Reel £0.339 View £0.439 £0.41 £0.315 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 36V Unidirect SM6T36A STMicroelectronics 1: £0.518 27,038In Stock	Mfr. Part No. SM6T36A Mouser Part No 511-SM6T36A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 36V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	27,038In Stock	Cut Tape £0.518 £0.232 £0.203 £0.155 Reel £0.119 £0.105 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 36V Bidirect SM6T36CA STMicroelectronics 1: £0.766 16,542In Stock	Mfr. Part No. SM6T36CA Mouser Part No 511-SM6T36CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 36V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	16,542In Stock	Cut Tape £0.766 £0.351 £0.31 £0.238 Reel £0.189 View £0.166 £0.162 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 39V Unidirect SM6T39A STMicroelectronics 1: £0.623 32,430In Stock 10,000Expected 05/11/2026	Mfr. Part No. SM6T39A Mouser Part No 511-SM6T39A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 39V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	32,430In Stock 10,000Expected 05/11/2026	Cut Tape £0.623 £0.308 £0.261 £0.203 Reel £0.164 View £0.193 £0.143 £0.141 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi SM6T39CAY STMicroelectronics 1: £1.46 2,810In Stock	Mfr. Part No. SM6T39CAY Mouser Part No 511-SM6T39CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	2,810In Stock	Cut Tape £1.46 £0.934 £0.698 £0.624 Reel £0.40 View £0.493 £0.463 £0.362 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi SM6T42CAY STMicroelectronics 1: £0.899 5,975In Stock	Mfr. Part No. SM6T42CAY Mouser Part No 511-SM6T42CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	5,975In Stock	Cut Tape £0.899 £0.418 £0.371 £0.287 Reel £0.23 View £0.284 £0.203 £0.185 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Uni SM6T47AY STMicroelectronics 1: £0.841 7,046In Stock	Mfr. Part No. SM6T47AY Mouser Part No 511-SM6T47AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Uni Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	7,046In Stock	Cut Tape £0.841 £0.388 £0.344 £0.265 Reel £0.212 View £0.261 £0.187 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Uni SM6T56AY STMicroelectronics 1: £0.934 5,165In Stock	Mfr. Part No. SM6T56AY Mouser Part No 511-SM6T56AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Uni Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	5,165In Stock	Cut Tape £0.934 £0.432 £0.383 £0.297 Reel £0.238 View £0.296 £0.21 £0.198 £0.189 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi SM6T56CAY STMicroelectronics 1: £0.995 7,649In Stock	Mfr. Part No. SM6T56CAY Mouser Part No 511-SM6T56CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	7,649In Stock	Cut Tape £0.995 £0.626 £0.465 £0.413 Reel £0.25 View £0.321 £0.297 £0.234 £0.216 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 6.8V Unidirect SM6T6V8A STMicroelectronics 1: £0.421 39,635In Stock 37,500Expected 05/11/2026	Mfr. Part No. SM6T6V8A Mouser Part No 511-SM6T6V8A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 6.8V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	39,635In Stock 37,500Expected 05/11/2026	Cut Tape £0.421 £0.187 £0.163 £0.123 Reel £0.093 View £0.12 £0.082 £0.079 £0.074 MouseReel Available	Min.: 1 Mult.: 1 : 2,500

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