SFI

Professional manufacturer of multilayer varistors

SFI Electronics Technology Inc., based in Taipei ,Taiwan, is a professional manufacturer of a full range of advanced overvoltage electronic protection components, also known as transient voltage suppressors, to protect devices against electrostatic discharge (ESD), surge, and load dump. SFI has the largest production capability of multilayer varistors (MLVs) in Taiwan and is dedicated to supply customers with all kind of circuit protection devices for their applications. The company is certified according ISO 9001, ISO 14001, ISO 14065 and IATF 16949.

Product Portfolio

SFI's major offered products are overvoltage protection devices including transient voltage suppressors like MLVs (multilayer varistor) & chip surge protection devices (CSPDs) and semiconductor solutions.

Suitable Applications

  • Automotive electronics
  • Industrial electronics
  • Security equipments
  • Networking/Telecom equipment
  • Consumer electrinics

Certifications and quality management

  • ISO 9001:2015
  • ISO 14001:2015
  • ISO 14064:2018
  • IATF 16949:2016

There are 10 of 184 products shown.

SFI3220SV681-102A

  • Package (Chip Surge Protection Device (CSPD)): 3220
  • VAC [V]: 420 V
  • VDC [V]: 500 V
  • VBR [V]: 680 V
  • VC [V]: 1,120 V
  • IPeak [A]: 1,000 A
  • E [J]: 74.4 J
  • C [pF]: 1,300 pF
  • Manufacturer: SFI
SFI3220SV681-102A

SFI3220SV471-801A

  • Package (Chip Surge Protection Device (CSPD)): 3220
  • VAC [V]: 300 V
  • VDC [V]: 385 V
  • VBR [V]: 470 V
  • VC [V]: 775 V
  • IPeak [A]: 800 A
  • E [J]: 51.5 J
  • C [pF]: 450 pF
  • Manufacturer: SFI
SFI3220SV471-801A

SFI3220SV431-801A

  • Package (Chip Surge Protection Device (CSPD)): 3220
  • VAC [V]: 275 V
  • VDC [V]: 350 V
  • VBR [V]: 430 V
  • VC [V]: 705 V
  • IPeak [A]: 800 A
  • E [J]: 46.8 J
  • C [pF]: 490 pF
  • Manufacturer: SFI
SFI3220SV431-801A

SFI3220SV271-801A

  • Package (Chip Surge Protection Device (CSPD)): 3220
  • VAC [V]: 175 V
  • VDC [V]: 225 V
  • VBR [V]: 270 V
  • VC [V]: 450 V
  • IPeak [A]: 800 A
  • E [J]: 29.9 J
  • C [pF]: 550 pF
  • Manufacturer: SFI
SFI3220SV271-801A

SFI2220SV471-801A

  • Package (Chip Surge Protection Device (CSPD)): 2220
  • VAC [V]: 300 V
  • VDC [V]: 385 V
  • VBR [V]: 470 V
  • VC [V]: 775 V
  • IPeak [A]: 800 A
  • E [J]: 41.2 J
  • C [pF]: 290 pF
  • Manufacturer: SFI
SFI2220SV471-801A

SFI2220SV471-501A

  • Package (Chip Surge Protection Device (CSPD)): 2220
  • VAC [V]: 300 V
  • VDC [V]: 385 V
  • VBR [V]: 470 V
  • VC [V]: 775 V
  • IPeak [A]: 500 A
  • E [J]: 23.8 J
  • C [pF]: 195 pF
  • Manufacturer: SFI
SFI2220SV471-501A

SFI2220SV431-801A

  • Package (Chip Surge Protection Device (CSPD)): 2220
  • VAC [V]: 275 V
  • VDC [V]: 350 V
  • VBR [V]: 430 V
  • VC [V]: 705 V
  • IPeak [A]: 800 A
  • E [J]: 37.5 J
  • C [pF]: 305 pF
  • Manufacturer: SFI
SFI2220SV431-801A

SFI2220SV431-501A

  • Package (Chip Surge Protection Device (CSPD)): 2220
  • VAC [V]: 275 V
  • VDC [V]: 350 V
  • VBR [V]: 430 V
  • VC [V]: 705 V
  • IPeak [A]: 500 A
  • E [J]: 21.7 J
  • C [pF]: 215 pF
  • Manufacturer: SFI
SFI2220SV431-501A

SFI2220SV391-801A

  • Package (Chip Surge Protection Device (CSPD)): 2220
  • VAC [V]: 250 V
  • VDC [V]: 320 V
  • VBR [V]: 390 V
  • VC [V]: 647 V
  • IPeak [A]: 800 A
  • E [J]: 34.4 J
  • C [pF]: 320 pF
  • Manufacturer: SFI
SFI2220SV391-801A

SFI2220SV391-501A

  • Package (Chip Surge Protection Device (CSPD)): 2220
  • VAC [V]: 250 V
  • VDC [V]: 320 V
  • VBR [V]: 390 V
  • VC [V]: 647 V
  • IPeak [A]: 500 A
  • E [J]: 19.9 J
  • C [pF]: 235 pF
  • Manufacturer: SFI
SFI2220SV391-501A