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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 Automotive 5000 W, 40 V TVS SM50T47AY STMicroelectronics 1: £2.13 3,488In Stock	Mfr. Part No. SM50T47AY Mouser Part No 511-SM50T47AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 5000 W, 40 V TVS Learn More about STMicroelectronics stm sm50txay 5000w tvs	Datasheet	3,488In Stock	Cut Tape £2.13 £1.37 £1.05 £0.943 Reel £0.634 View £0.759 £0.711 £0.597 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes Automotive 600 W, 12 V TVS SM6F12AY STMicroelectronics 1: £0.555 12,201In Stock	Mfr. Part No. SM6F12AY Mouser Part No 511-SM6F12AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 600 W, 12 V TVS Learn More about STMicroelectronics stm sm6fxay tvs diodes	Datasheet	12,201In Stock	Cut Tape £0.555 £0.252 £0.223 £0.169 Reel £0.129 View £0.128 £0.113	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes Automotive 600 W, 20 V TVS SM6F20AY STMicroelectronics 1: £0.555 12,000In Stock	Mfr. Part No. SM6F20AY Mouser Part No 511-SM6F20AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 600 W, 20 V TVS Learn More about STMicroelectronics stm sm6fxay tvs diodes	Datasheet	12,000In Stock	Cut Tape £0.555 £0.252 £0.223 £0.169 Reel £0.129 View £0.128 £0.113	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes 5000 W, 58 V TVS SMC50J58CA STMicroelectronics 1: £2.17 2,483In Stock	Mfr. Part No. SMC50J58CA Mouser Part No 511-SMC50J58CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 5000 W, 58 V TVS Learn More about STMicroelectronics stm smc50j tvs	Datasheet	2,483In Stock	Cut Tape £2.17 £1.41 £1.07 £0.969 Reel £0.663 View £0.796 £0.613 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
SCRs 40A 800V High Temperature SCR in TO-220 Non insulated package TN4015H-8T STMicroelectronics 1: £2.03 1,975In Stock	Mfr. Part No. TN4015H-8T Mouser Part No 511-TN4015H-8T	STMicroelectronics	SCRs 40A 800V High Temperature SCR in TO-220 Non insulated package Learn More about STMicroelectronics stm tn4015h scr	Datasheet	1,975In Stock	£2.03 £1.00 £0.899 £0.721 View £0.712 £0.649	Min.: 1 Mult.: 1
SCRs 50 A 800 V High Temperature SCR in D2PAK package TN5015H-8G-TR STMicroelectronics 1: £2.47 1,535In Stock	Mfr. Part No. TN5015H-8G-TR Mouser Part No 511-TN5015H-8G-TR	STMicroelectronics	SCRs 50 A 800 V High Temperature SCR in D2PAK package Learn More about STMicroelectronics stm tn scrs	Datasheet	1,535In Stock	Cut Tape £2.47 £1.61 £1.12 £0.969 Reel £0.89 £0.841 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ESD Protection Diodes / TVS Diodes 3000W Transil 8.5V 0.2uA 15kV 8kV BI SMC30J8.5CA STMicroelectronics 1: £1.27 1,331In Stock	Mfr. Part No. SMC30J8.5CA Mouser Part No 511-SMC30J8.5CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 3000W Transil 8.5V 0.2uA 15kV 8kV BI Learn More about STMicroelectronics stm smc30j tvs diodes	Datasheet	1,331In Stock	Cut Tape £1.27 £0.899 £0.788 £0.643 Reel £0.434 View £0.522 £0.458 £0.399 £0.395 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
SCRs High Temperature 30A SCRs in TO-220AB TN3015H-6T STMicroelectronics 1: £1.62 1,368In Stock	Mfr. Part No. TN3015H-6T Mouser Part No 511-TN3015H-6T	STMicroelectronics	SCRs High Temperature 30A SCRs in TO-220AB Learn More about STMicroelectronics stm tn scrs	Datasheet	1,368In Stock	£1.62 £0.78 £0.696 £0.553 View £0.507 £0.471	Min.: 1 Mult.: 1
Triacs Overvoltage Triac Low <10mA 1500 rms ACST410-8BTR STMicroelectronics 1: £1.36 38,715In Stock 30,000Expected 09/11/2026	Mfr. Part No. ACST410-8BTR Mouser Part No 511-ACST410-8BTR	STMicroelectronics	Triacs Overvoltage Triac Low <10mA 1500 rms	Datasheet	38,715In Stock 30,000Expected 09/11/2026	Cut Tape £1.36 £0.834 £0.553 £0.435 Reel £0.336 View £0.372 £0.299 £0.289 £0.28 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Triacs Auto Voltage Switch AVS1ACP08 STMicroelectronics 1: £3.40 10,398In Stock 11,770Expected 05/12/2026	Mfr. Part No. AVS1ACP08 Mouser Part No 511-AVS1ACP08	STMicroelectronics	Triacs Auto Voltage Switch Learn More about STMicroelectronics stm standard products	Datasheet	10,398In Stock 11,770Expected 05/12/2026	£3.40 £2.25 £2.04 £1.98 £1.93	Min.: 1 Mult.: 1
Triacs 25 Amp 600 Volt BTA24-600BWRG STMicroelectronics 1: £2.03 27,694In Stock	Mfr. Part No. BTA24-600BWRG Mouser Part No 511-BTA24-600BW	STMicroelectronics	Triacs 25 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	27,694In Stock	£2.03 £1.46 £1.03 £0.841 View £0.796 £0.748 £0.725	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 35 A - 8/20 us, 22 V TVS in QFN-2L ESDA25P35-1U1M STMicroelectronics 1: £0.405 347,048In Stock	Mfr. Part No. ESDA25P35-1U1M Mouser Part No 511-ESDA25P35-1U1M	STMicroelectronics	ESD Protection Diodes / TVS Diodes 35 A - 8/20 us, 22 V TVS in QFN-2L Learn More about STMicroelectronics stm standard products	Datasheet	347,048In Stock	Cut Tape £0.405 £0.181 £0.158 £0.12 View Reel £0.068 £0.113 £0.106 £0.079 £0.068 MouseReel Available	Min.: 1 Mult.: 1 : 8,000
ESD Protection Diodes / TVS Diodes Dual-Line TVS Auto TVS CAN 24V 230W ESDCAN24-2BLY STMicroelectronics 1: £0.615 244,513In Stock 426,000Expected 08/03/2027	Mfr. Part No. ESDCAN24-2BLY Mouser Part No 511-ESDCAN24-2BLY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Dual-Line TVS Auto TVS CAN 24V 230W Learn More about STMicroelectronics stm standard products	Datasheet	244,513In Stock 426,000Expected 08/03/2027	Cut Tape £0.615 £0.282 £0.248 £0.189 Reel £0.084 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ESD Protection Diodes / TVS Diodes Automotive 28 V TVS for load dump in D2PAK LDP01-33AY STMicroelectronics 1: £3.17 17,530In Stock 10,000Expected 15/02/2027	Mfr. Part No. LDP01-33AY Mouser Part No 511-LDP01-33AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 28 V TVS for load dump in D2PAK	Datasheet	17,530In Stock 10,000Expected 15/02/2027	Cut Tape £3.17 £2.08 £1.62 £1.46 Reel £1.10 View £1.20 £1.02 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Inrush Current Limiters High speed digital input current limiter with digital filter SCLT3-8BQ7-TR STMicroelectronics 1: £2.51 16,401In Stock 15,000Expected 19/04/2027	Mfr. Part No. SCLT3-8BQ7-TR Mouser Part No 511-SCLT3-8BQ7-TR	STMicroelectronics	Inrush Current Limiters High speed digital input current limiter with digital filter Learn More about STMicroelectronics stm sclt3 8bq7 limiter	Datasheet	16,401In Stock 15,000Expected 19/04/2027	Cut Tape £2.51 £2.23 £1.87 £1.80 View Reel £1.22 £1.62 £1.48 £1.35 £1.27 £1.22 £1.22 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 200W 6.8V Undirect SM2T6V8A STMicroelectronics 1: £0.623 88,218In Stock	Mfr. Part No. SM2T6V8A Mouser Part No 511-SM2T6V8A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 200W 6.8V Undirect Learn More about STMicroelectronics stm standard products	Datasheet	88,218In Stock	Cut Tape £0.623 £0.30 £0.265 £0.203 Reel £0.133 View £0.199 £0.19 £0.188 £0.119 MouseReel Available	Min.: 1 Mult.: 1 : 12,000
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Uni SM6T36AY STMicroelectronics 1: £1.35 61,724In Stock	Mfr. Part No. SM6T36AY Mouser Part No 511-SM6T36AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Uni Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	61,724In Stock	Cut Tape £1.35 £0.863 £0.644 £0.574 Reel £0.371 View £0.453 £0.421 £0.347 £0.339 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi SM6T36CAY STMicroelectronics 1: £1.41 32,542In Stock	Mfr. Part No. SM6T36CAY Mouser Part No 511-SM6T36CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Bi Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	32,542In Stock	Cut Tape £1.41 £0.917 £0.698 £0.622 Reel £0.385 View £0.491 £0.451 £0.363 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Uni SM6T42AY STMicroelectronics 1: £0.943 61,155In Stock	Mfr. Part No. SM6T42AY Mouser Part No 511-SM6T42AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Uni Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	61,155In Stock	Cut Tape £0.943 £0.435 £0.386 £0.299 Reel £0.24 View £0.229 £0.217 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 400W 5.0V Unidirect SMAJ5.0A-TR STMicroelectronics 1: £0.496 127,493In Stock 80,000Expected 14/12/2026	Mfr. Part No. SMAJ5.0A-TR Mouser Part No 511-SMAJ5.0A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400W 5.0V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	127,493In Stock 80,000Expected 14/12/2026	Cut Tape £0.496 £0.223 £0.196 £0.148 Reel £0.105 View £0.138 £0.093 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes ESD Protection Low Cap USBLC6-2SC6 STMicroelectronics 1: £0.405 217,042In Stock 516,000On Order	Mfr. Part No. USBLC6-2SC6 Mouser Part No 511-USBLC6-2SC6	STMicroelectronics	ESD Protection Diodes / TVS Diodes ESD Protection Low Cap Learn More about STMicroelectronics stm standard products	Datasheet	217,042In Stock 516,000On Order On Order Ship Dates Mfr. No: USBLC6-2SC6 Stock: 217,042 Can Dispatch Immediately On Order: 243,000 Expected 25/01/2027 273,000 TBD Factory Lead Time: 25 Weeks	Cut Tape £0.405 £0.18 £0.157 £0.118 Reel £0.088 View £0.115 £0.077 £0.075 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Triacs 8.0 Amp 600 Volt BTB08-600SWRG STMicroelectronics 1: £1.20 1,863In Stock	Mfr. Part No. BTB08-600SWRG Mouser Part No 511-BTB08-600SW	STMicroelectronics	Triacs 8.0 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	1,863In Stock	£1.20 £0.566 £0.504 £0.437 View £0.335 £0.33 £0.312	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Uni SM4T30AY STMicroelectronics 1: £1.25 2,853In Stock	Mfr. Part No. SM4T30AY Mouser Part No 511-SM4T30AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Uni Learn More about STMicroelectronics stmicro sm4ty automotive transil	Datasheet	2,853In Stock	Cut Tape £1.25 £0.722 £0.591 £0.507 Reel £0.313 View £0.409 £0.385 £0.359 £0.286 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Uni SM4T82AY STMicroelectronics 1: £0.796 3,849In Stock	Mfr. Part No. SM4T82AY Mouser Part No 511-SM4T82AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Uni Learn More about STMicroelectronics stmicro sm4ty automotive transil	Datasheet	3,849In Stock	Cut Tape £0.796 £0.373 £0.322 £0.244 Reel £0.186 View £0.228 £0.215 £0.171 £0.158 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Triacs 4 Amp 700 Volt BTA04-700SRG STMicroelectronics 1: £1.89 1,095In Stock	Mfr. Part No. BTA04-700SRG Mouser Part No 511-BTA04-700S	STMicroelectronics	Triacs 4 Amp 700 Volt Learn More about STMicroelectronics stm standard products	Datasheet	1,095In Stock	£1.89 £1.20 £0.811 £0.656 View £0.587 £0.548 £0.528	Min.: 1 Mult.: 1

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