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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 400W 18V Bidirect SMAJ18CA-TR STMicroelectronics 1: £0.54 17,729In Stock	Mfr. Part No. SMAJ18CA-TR Mouser Part No 511-SMAJ18CA-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400W 18V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	17,729In Stock	Cut Tape £0.54 £0.243 £0.214 £0.162 Reel £0.115 View £0.153 £0.099 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400W 24V Unidirect SMAJ24A-TR STMicroelectronics 1: £0.488 41,287In Stock	Mfr. Part No. SMAJ24A-TR Mouser Part No 511-SMAJ24A-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400W 24V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	41,287In Stock	Cut Tape £0.488 £0.218 £0.191 £0.145 Reel £0.103 View £0.134 £0.125 £0.089 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes TRANSIL SMAJ24CA-TR STMicroelectronics 1: £0.661 28,553In Stock	Mfr. Part No. SMAJ24CA-TR Mouser Part No 511-SMAJ24CA-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes TRANSIL Learn More about STMicroelectronics stm standard products	Datasheet	28,553In Stock	Cut Tape £0.661 £0.30 £0.265 £0.202 Reel £0.147 View £0.199 £0.19 £0.131 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes Transil 400 W 10/1000 5v to 188V SMAJ26CA-TR STMicroelectronics 1: £0.54 32,402In Stock	Mfr. Part No. SMAJ26CA-TR Mouser Part No 511-SMAJ26CA-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes Transil 400 W 10/1000 5v to 188V Learn More about STMicroelectronics stm standard products	Datasheet	32,402In Stock	Cut Tape £0.54 £0.243 £0.214 £0.162 Reel £0.115 View £0.153 £0.101 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400W 28V Bidirect SMAJ28CA-TR STMicroelectronics 1: £0.548 21,072In Stock	Mfr. Part No. SMAJ28CA-TR Mouser Part No 511-SMAJ28CA-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400W 28V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	21,072In Stock	Cut Tape £0.548 £0.246 £0.217 £0.164 Reel £0.107 View £0.159 £0.148 £0.094 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400W 30V Unidirect SMAJ30A-TR STMicroelectronics 1: £0.488 20,755In Stock	Mfr. Part No. SMAJ30A-TR Mouser Part No 511-SMAJ30A-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400W 30V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	20,755In Stock	Cut Tape £0.488 £0.218 £0.191 £0.145 Reel £0.103 View £0.134 £0.089 £0.084 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400W 30V Bidirect SMAJ30CA-TR STMicroelectronics 1: £0.503 29,798In Stock	Mfr. Part No. SMAJ30CA-TR Mouser Part No 511-SMAJ30CA-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400W 30V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	29,798In Stock	Cut Tape £0.503 £0.228 £0.201 £0.152 Reel £0.107 View £0.142 £0.094 £0.092 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400W 33V Bidirect SMAJ33CA-TR STMicroelectronics 1: £0.503 26,445In Stock	Mfr. Part No. SMAJ33CA-TR Mouser Part No 511-SMAJ33CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400W 33V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	26,445In Stock	Cut Tape £0.503 £0.228 £0.201 £0.152 Reel £0.107 View £0.142 £0.094 £0.093 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400W 40V Unidirect SMAJ40A-TR STMicroelectronics 1: £0.518 11,784In Stock	Mfr. Part No. SMAJ40A-TR Mouser Part No 511-SMAJ40A-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400W 40V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	11,784In Stock	Cut Tape £0.518 £0.233 £0.204 £0.155 Reel £0.11 View £0.146 £0.10 £0.095 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400W 5.0V Bidirect SMAJ5.0CA-TR STMicroelectronics 1: £0.548 40,433In Stock	Mfr. Part No. SMAJ5.0CA-TR Mouser Part No 511-SMAJ5.0CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400W 5.0V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	40,433In Stock	Cut Tape £0.548 £0.246 £0.217 £0.164 Reel £0.117 View £0.155 £0.103 £0.102 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes TRANSIL SMAJ58CA-TR STMicroelectronics 1: £0.54 19,591In Stock	Mfr. Part No. SMAJ58CA-TR Mouser Part No 511-SMAJ58CA-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes TRANSIL Learn More about STMicroelectronics stm standard products	Datasheet	19,591In Stock	Cut Tape £0.54 £0.244 £0.197 £0.155 Reel £0.12 View £0.143 £0.132 £0.106 £0.102 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400W 6.0V Unidirect SMAJ6.0A-TR STMicroelectronics 1: £0.488 13,818In Stock	Mfr. Part No. SMAJ6.0A-TR Mouser Part No 511-SMAJ6.0A-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400W 6.0V Unidirect Learn More about STMicroelectronics stm 400w transil tvs	Datasheet	13,818In Stock	Cut Tape £0.488 £0.218 £0.191 £0.145 Reel £0.103 View £0.134 £0.089 £0.086 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 400W 6.0V Bidirect SMAJ6.0CA-TR STMicroelectronics 1: £0.503 15,370In Stock	Mfr. Part No. SMAJ6.0CA-TR Mouser Part No 511-SMAJ6.0CA-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 400W 6.0V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	15,370In Stock	Cut Tape £0.503 £0.228 £0.201 £0.152 Reel £0.107 View £0.142 £0.098 £0.092 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
ESD Protection Diodes / TVS Diodes 600W 100V Bidirect SMBJ100CA-TR STMicroelectronics 1: £0.676 8,556In Stock	Mfr. Part No. SMBJ100CA-TR Mouser Part No 511-SMBJ100CA-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 100V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	8,556In Stock	Cut Tape £0.676 £0.308 £0.272 £0.208 Reel £0.164 View £0.206 £0.144 £0.135 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 12V Unidirect SMBJ12A-TR STMicroelectronics 1: £0.496 38,734In Stock	Mfr. Part No. SMBJ12A-TR Mouser Part No 511-SMBJ12A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 12V Unidirect Learn More about STMicroelectronics stm 600w tvs diode	Datasheet	38,734In Stock	Cut Tape £0.496 £0.223 £0.196 £0.148 Reel £0.111 View £0.10 £0.095 £0.088 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 12V Bidirect SMBJ12CA-TR STMicroelectronics 1: £0.548 52,573In Stock	Mfr. Part No. SMBJ12CA-TR Mouser Part No 511-SMBJ12CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 12V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	52,573In Stock	Cut Tape £0.548 £0.246 £0.217 £0.164 Reel £0.12 View £0.155 £0.112 £0.105 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 15V Bidirect SMBJ15CA-TR STMicroelectronics 1: £0.548 12,504In Stock 15,000Expected 09/12/2026	Mfr. Part No. SMBJ15CA-TR Mouser Part No 511-SMBJ15CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 15V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	12,504In Stock 15,000Expected 09/12/2026	Cut Tape £0.548 £0.246 £0.217 £0.164 Reel £0.125 View £0.112 £0.107 £0.10 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 18V Bidirect SMBJ18CA-TR STMicroelectronics 1: £0.548 12,728In Stock	Mfr. Part No. SMBJ18CA-TR Mouser Part No 511-SMBJ18CA	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 18V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	12,728In Stock	Cut Tape £0.548 £0.246 £0.217 £0.164 Reel £0.127 View £0.112 £0.107 £0.102 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 22V Unidirect SMBJ22A-TR STMicroelectronics 1: £0.548 12,622In Stock	Mfr. Part No. SMBJ22A-TR Mouser Part No 511-SMBJ22A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 22V Unidirect Learn More about STMicroelectronics stm 600w tvs diode	Datasheet	12,622In Stock	Cut Tape £0.548 £0.246 £0.217 £0.164 Reel £0.126 View £0.152 £0.112 £0.108 £0.10 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 28V Unidirect SMBJ28A-TR STMicroelectronics 1: £0.496 16,274In Stock	Mfr. Part No. SMBJ28A-TR Mouser Part No 511-SMBJ28A-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 28V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	16,274In Stock	Cut Tape £0.496 £0.223 £0.199 £0.156 Reel £0.12 View £0.13 £0.107 £0.10 £0.09 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 48V Bidirect SMBJ48CA-TR STMicroelectronics 1: £0.548 18,710In Stock	Mfr. Part No. SMBJ48CA-TR Mouser Part No 511-SMBJ48CA-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 48V Bidirect Learn More about STMicroelectronics stm standard products	Datasheet	18,710In Stock	Cut Tape £0.548 £0.246 £0.217 £0.164 Reel £0.129 £0.112 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 5.0V Unidirect SMBJ5.0A-TR STMicroelectronics 1: £0.526 40,061In Stock	Mfr. Part No. SMBJ5.0A-TR Mouser Part No 511-SMBJ5.0A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 5.0V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	40,061In Stock	Cut Tape £0.526 £0.238 £0.209 £0.158 Reel £0.124 £0.107 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 58V Unidirect SMBJ58A-TR STMicroelectronics 1: £0.526 14,144In Stock	Mfr. Part No. SMBJ58A-TR Mouser Part No 511-SMBJ58A-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 58V Unidirect Learn More about STMicroelectronics stm 600w tvs diode	Datasheet	14,144In Stock	Cut Tape £0.526 £0.238 £0.209 £0.158 Reel £0.121 View £0.107 £0.102 £0.088 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 600W 70V Unidirect SMBJ70A-TR STMicroelectronics 1: £0.526 13,767In Stock	Mfr. Part No. SMBJ70A-TR Mouser Part No 511-SMBJ70A-TR	STMicroelectronics	ESD Protection Diodes / TVS Diodes 600W 70V Unidirect Learn More about STMicroelectronics stm standard products	Datasheet	13,767In Stock	Cut Tape £0.526 £0.268 £0.22 £0.169 Reel £0.127 View £0.162 £0.12 £0.114 £0.107 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
ESD Protection Diodes / TVS Diodes 3000W Transil 12V 0.2uA 15kV 8kV Uni SMC30J12A STMicroelectronics 1: £1.52 2,958In Stock	Mfr. Part No. SMC30J12A Mouser Part No 511-SMC30J12A	STMicroelectronics	ESD Protection Diodes / TVS Diodes 3000W Transil 12V 0.2uA 15kV 8kV Uni Learn More about STMicroelectronics stm smc30j tvs diodes	Datasheet	2,958In Stock	Cut Tape £1.52 £0.969 £0.727 £0.65 Reel £0.424 View £0.515 £0.485 £0.38 MouseReel Available	Min.: 1 Mult.: 1 : 2,500

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Circuit Protection

Types of Circuit Protection

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