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TDK TDK Electronics · TDK Europe

Varistors

Leaded disk varistors and CU varistors

  • Automotive grade ratings (load-dump, jump-start)
  • Stable protection level
  • Minimum leakage current
  • Operating temperature up to +125 °C
  • High resistance to cyclic temperature stress
  • Qualified acc. to AEC-Q200

Leaded disk varistors S14, S20

  • High surge current ratings up to 12 kA
  • High energy ratings (2 ms) up to 440 J
  • For high energy absorption

Product search

Surge current (8/20µs, 15 times) (A) Max. operating voltage (V AC) Surge current (A) Type PDF
500 - 3000 11 - 1100 1000 - 8000 S14K1000 - S20K95 file_pdf_box
3000 130 - 680 5000 - 10000 S14K130E2 - S20K680E2 file_pdf_box
--- 14 - 30 1000, 2000 S14K14AUTO - S20K30AUTO file_pdf_box
--- 48 1000, 2000 S14V42AUTOS5D1, S20V42AUTOS5D1 file_pdf_box

Non flamable varistor SNF14

  • High surge current ratings up to 12 kA
  • IEC 60695‐11‐5 (needle flame test)
  • Qualified according to AEC‐Q200

Surge current (8/20µs, 15 times) (A) Max. operating voltage (V AC) Surge current (A) Type PDF
up to 12000 130 … 550 V --- B72220X assignment
up to 6000 130 … 550 V --- B72214X assignment

CU varistors

  • Jump-start and load-dump protection acc. to ISO 7637, pulse 5
  • Overvoltage protection in SMT version of standard disk varistors (5 and 7 mm diameter)
  • Qualified acc. to AEC-Q200
  • VR: 16 … 34 V DC
  • CR: 600 … 2300 pF
  • WLD: 6 … 12 J
  • Case sizes: 3225, 4032

Product search

Surge current (8/20µs, 15 times) (A) Max. operating voltage (V AC) Surge current (A) Type PDF
50, 100 11 - 25 100, 250 CU3225K11G2 - CU4032K25G2 file_pdf_box
--- 14 - 30 100, 250 CU3225K14AUTOG2 - CU4032K30AUTOG2 file_pdf_box