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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, 33 V TVS SM50T39AY STMicroelectronics 1: £2.13 2,289In Stock	Mfr. Part No. SM50T39AY Mouser Part No 511-SM50T39AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 5000 W, 33 V TVS Learn More about STMicroelectronics stm sm50txay 5000w tvs	Datasheet	2,289In Stock	Cut Tape £2.13 £1.37 £1.05 £0.943 Reel £0.633 View £0.759 £0.673 £0.597 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 1500 W 10kW Transil 5.8V tp 70V BI SM15T39CAY STMicroelectronics 1: £1.42 46,986In Stock	Mfr. Part No. SM15T39CAY Mouser Part No 511-SM15T39CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 1500 W 10kW Transil 5.8V tp 70V BI Learn More about STMicroelectronics stmicro sm15ty transil	Datasheet	46,986In Stock	Cut Tape £1.42 £0.908 £0.678 £0.606 Reel £0.393 View £0.478 £0.434 £0.372 £0.35 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes Automotive 5000 W, 28 V TVS SM50T33AY STMicroelectronics 1: £2.13 2,450In Stock	Mfr. Part No. SM50T33AY Mouser Part No 511-SM50T33AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 5000 W, 28 V TVS Learn More about STMicroelectronics stm sm50txay 5000w tvs	Datasheet	2,450In Stock	Cut Tape £2.13 £1.37 £1.05 £0.943 Reel £0.633 View £0.759 £0.673 £0.597 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes Automotive 22 V TVS for load dump in D2PAK LDP01-26AY STMicroelectronics 1: £3.21 12,347In Stock	Mfr. Part No. LDP01-26AY Mouser Part No 511-LDP01-26AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 22 V TVS for load dump in D2PAK	Datasheet	12,347In Stock	Cut Tape £3.21 £2.11 £1.63 £1.48 Reel £1.12 View £1.23 £1.05 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
ESD Protection Diodes / TVS Diodes Automotive 600 W, 36 V TVS SM6F36AY STMicroelectronics 1: £0.548 4,094In Stock 6,000Expected 02/11/2026	Mfr. Part No. SM6F36AY Mouser Part No 511-SM6F36AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 600 W, 36 V TVS Learn More about STMicroelectronics stm sm6fxay tvs diodes	Datasheet	4,094In Stock 6,000Expected 02/11/2026	Cut Tape £0.548 £0.303 £0.205 £0.162 Reel £0.127 View £0.14 £0.109 £0.104 £0.094	Min.: 1 Mult.: 1 : 3,000
SCRs 16 A 800 V High Temperature SCR TN1605H-8T STMicroelectronics 1: £1.63 1,835In Stock	Mfr. Part No. TN1605H-8T Mouser Part No 511-TN1605H-8T	STMicroelectronics	SCRs 16 A 800 V High Temperature SCR Learn More about STMicroelectronics stm tn scrs	Datasheet	1,835In Stock	£1.63 £0.788 £0.705 £0.56 £0.478	Min.: 1 Mult.: 1
Triacs Transient Vltg Protected AC Switch ACS102-6T1-TR STMicroelectronics 1: £0.736 8,588In Stock	Mfr. Part No. ACS102-6T1-TR Mouser Part No 511-ACS102-6T1-TR	STMicroelectronics	Triacs Transient Vltg Protected AC Switch	Datasheet	8,588In Stock	Cut Tape £0.736 £0.458 £0.298 £0.229 Reel £0.182 View £0.207 £0.158 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Triacs AC POWER SWITCH 6 AMP LOAD <10 mA ACST610-8T STMicroelectronics 1: £1.27 4,341In Stock	Mfr. Part No. ACST610-8T Mouser Part No 511-ACST610-8T	STMicroelectronics	Triacs AC POWER SWITCH 6 AMP LOAD <10 mA Learn More about STMicroelectronics stm snubberless triacs	Datasheet	4,341In Stock	£1.27 £0.745 £0.651 £0.517 View £0.443 £0.406 £0.405	Min.: 1 Mult.: 1
Triacs 20 Amp 600 Volt BTA20-600CWRG STMicroelectronics 1: £1.70 3,793In Stock	Mfr. Part No. BTA20-600CWRG Mouser Part No 511-BTA20-600CW	STMicroelectronics	Triacs 20 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	3,793In Stock	£1.70 £0.811 £0.643 £0.545 £0.508	Min.: 1 Mult.: 1
Triacs 12 Amp 600 Volt BTB12-600BRG STMicroelectronics 1: £1.34 3,999In Stock	Mfr. Part No. BTB12-600BRG Mouser Part No 511-BTB12-600B	STMicroelectronics	Triacs 12 Amp 600 Volt Learn More about STMicroelectronics stm standard products	Datasheet	3,999In Stock	£1.34 £0.841 £0.417 £0.363 View £0.362 £0.345	Min.: 1 Mult.: 1
ESD Protection Diodes / TVS Diodes 1500W 100V Bidirect SM15T100CA STMicroelectronics 1: £1.20 10,359In Stock	Mfr. Part No. SM15T100CA Mouser Part No 511-SM15T100CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 1500W 100V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	10,359In Stock	Cut Tape £1.20 £0.849 £0.604 £0.498 Reel £0.335 View £0.405 £0.375 £0.32 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 1500W 200V Unidirect SM15T200A STMicroelectronics 1: £1.21 4,450In Stock	Mfr. Part No. SM15T200A Mouser Part No 511-SM15T200A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 1500W 200V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	4,450In Stock	Cut Tape £1.21 £0.702 £0.577 £0.502 Reel £0.306 View £0.403 £0.366 £0.292 £0.279 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 1500 W 10kW Transil 5.8V tp 70V BI SM15T36CAY STMicroelectronics 1: £1.24 4,450In Stock	Mfr. Part No. SM15T36CAY Mouser Part No 511-SM15T36CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 1500 W 10kW Transil 5.8V tp 70V BI Learn More about STMicroelectronics stmicro sm15ty transil	Datasheet	4,450In Stock	Cut Tape £1.24 £0.818 £0.678 £0.584 Reel £0.375 View £0.464 £0.421 £0.351 £0.341 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 1500 W 10kW Transil 5.8V tp 70V BI SM15T56CAY STMicroelectronics 1: £1.50 5,000In Stock	Mfr. Part No. SM15T56CAY Mouser Part No 511-SM15T56CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 1500 W 10kW Transil 5.8V tp 70V BI Learn More about STMicroelectronics stmicro sm15ty transil	Datasheet	5,000In Stock	Cut Tape £1.50 £0.943 £0.718 £0.628 Reel £0.409 View £0.497 £0.434 £0.372 £0.351 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes Automotive 3000 W, 36 V TVS in SMC SM30T42AY STMicroelectronics 1: £1.51 15,464In Stock	Mfr. Part No. SM30T42AY Mouser Part No 511-SM30T42AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 3000 W, 36 V TVS in SMC Learn More about STMicroelectronics stmicro sm30ty transil	Datasheet	15,464In Stock	Cut Tape £1.51 £0.96 £0.722 £0.646 Reel £0.429 View £0.512 £0.457 £0.388 £0.37 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes Automotive 3000 W, 48 V TVS in SMC SM30T56AY STMicroelectronics 1: £1.51 6,270In Stock	Mfr. Part No. SM30T56AY Mouser Part No 511-SM30T56AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 3000 W, 48 V TVS in SMC Learn More about STMicroelectronics stmicro sm30ty transil	Datasheet	6,270In Stock	Cut Tape £1.51 £0.96 £0.722 £0.646 Reel £0.428 View £0.512 £0.457 £0.388 £0.37 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Bi SM4T26CAY STMicroelectronics 1: £1.25 5,802In Stock	Mfr. Part No. SM4T26CAY Mouser Part No 511-SM4T26CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Bi Learn More about STMicroelectronics stmicro sm4ty automotive transil	Datasheet	5,802In Stock	Cut Tape £1.25 £0.71 £0.584 £0.494 Reel £0.317 View £0.381 £0.351 £0.342 £0.299 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Bi SM4T30CAY STMicroelectronics 1: £1.26 8,066In Stock	Mfr. Part No. SM4T30CAY Mouser Part No 511-SM4T30CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Bi Learn More about STMicroelectronics stmicro sm4ty automotive transil	Datasheet	8,066In Stock	Cut Tape £1.26 £0.707 £0.58 £0.494 Reel £0.306 View £0.40 £0.379 £0.352 £0.299 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Uni SM4T56AY STMicroelectronics 1: £1.14 4,804In Stock	Mfr. Part No. SM4T56AY Mouser Part No 511-SM4T56AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400 W 2.3kW Transil 5V to 70V Uni Learn More about STMicroelectronics stmicro sm4ty automotive transil	Datasheet	4,804In Stock	Cut Tape £1.14 £0.678 £0.65 £0.453 Reel £0.327 View £0.374 £0.34 £0.332 £0.308 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Uni SM6T33AY STMicroelectronics 1: £0.736 8,079In Stock	Mfr. Part No. SM6T33AY Mouser Part No 511-SM6T33AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Uni Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	8,079In Stock	Cut Tape £0.736 £0.339 £0.299 £0.23 Reel £0.182 £0.16 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Uni SM6T39AY STMicroelectronics 1: £1.35 4,063In Stock	Mfr. Part No. SM6T39AY Mouser Part No 511-SM6T39AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Uni Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	4,063In Stock	Cut Tape £1.35 £0.863 £0.644 £0.574 Reel £0.354 View £0.453 £0.394 £0.331 £0.323 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Uni SM6T75AY STMicroelectronics 1: £0.934 6,714In Stock	Mfr. Part No. SM6T75AY Mouser Part No 511-SM6T75AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600 W 4kW Transil 6V to 70V Uni Learn More about STMicroelectronics stmicro sm6ty 600w transil	Datasheet	6,714In Stock	Cut Tape £0.934 £0.432 £0.383 £0.297 Reel £0.238 View £0.296 £0.234 £0.21 £0.189 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 4kW Transil SMA 5V to 70V Bi SMA6T22CAY STMicroelectronics 1: £1.53 3,141In Stock	Mfr. Part No. SMA6T22CAY Mouser Part No 511-SMA6T22CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 4kW Transil SMA 5V to 70V Bi Learn More about STMicroelectronics stmicro sma6ty automotive transil	Datasheet	3,141In Stock	Cut Tape £1.53 £0.978 £0.732 £0.654 Reel £0.397 View £0.518 £0.464 £0.443 £0.377 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 600W 4kW Transil SMA 5V to 70V Uni SMA6T33AY STMicroelectronics 1: £1.45 14,517In Stock	Mfr. Part No. SMA6T33AY Mouser Part No 511-SMA6T33AY	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 4kW Transil SMA 5V to 70V Uni Learn More about STMicroelectronics stmicro sma6ty automotive transil	Datasheet	14,517In Stock	Cut Tape £1.45 £0.925 £0.692 £0.619 Reel £0.361 View £0.489 £0.433 £0.414 £0.36 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes Automotive 600 W Transil in SMA pkg SMA6T33CAY STMicroelectronics 1: £1.32 7,573In Stock	Mfr. Part No. SMA6T33CAY Mouser Part No 511-SMA6T33CAY	STMicroelectronics	ESD Protection Diodes / TVS Diodes Automotive 600 W Transil in SMA pkg Learn More about STMicroelectronics stmicro sma6ty automotive transil	Datasheet	7,573In Stock	Cut Tape £1.32 £0.882 £0.613 £0.54 Reel £0.386 View £0.447 £0.42 £0.412 £0.377 MouseReel Available	Min.: 1 Mult.: 1 : 5,000

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