Our website uses cookies to provide you with the best possible service. More information about the use of cookies on this website and how they can be disabled is available on our information page. With your consent, you confirm that you have read the information about the use of cookies and accept it. Please also note our further information on the subject of data privacy policy.

TDK TDK Electronics · TDK Europe

Varistors

  • SMD varistors suitable for ESD protection and high energy absorption (see ceramic transient voltage suppressors)
  • Leaded disk varistors up to +105 °C
  • SNF varistors up to +125 °C
  • Strap and, block varistors
  • Intrinsically safe ThermoFuse varistors

Ceramic transient voltage suppressors

  • Suitable for ESD protection and surge current protection
  • Bidirectional clamping
  • Operating temperature up to +150 °C
  • Low leakage current
  • All case sizes available with AgNiSn termination

S05 - S20

  • Operating voltage VRMS: 11 … 1100 V
  • Operating temperature +105 °C
  • High surge current ratings up to 12 kA
  • High energy ratings (2 ms) up to 440 J
  • For high energy absorption
Product search

Max. operating voltage (V AC) Surge current (A) Type PDF
11 - 1100 100 - 8000 S05K11 - S20K95 file_pdf_box
14 - 30 250 - 2000 S07K14AUTOS2D1 - S20K30AUTO file_pdf_box
48 250 - 2000 S07V42AUTOS2D1, S10V42AUTOS5D1, S14V42AUTOS5D1, S20V42AUTOS5D1 file_pdf_box
130 - 680 800 - 10000 S05K130E2 - S20K680E2 file_pdf_box

S25

  • Operating voltage VRMS: 130 … 750 V
  • Operating temperature +105 °C
  • High surge current up to 20 kA
  • High energy ratings (2 ms) up to 1025 J
  • For high energy absorption
Product search

Max. operating voltage (V AC) Surge current (A) Type PDF
130 - 750 20000 S25K130E4R12 - S25K750E4R12 file_pdf_box

Q14, Q20

  • Operating voltage VRMS: 130 … 680 V
  • Operating temperature +105 °C
  • Maximum load capacity with minimum component
  • Height miniaturization
  • High surge current rating up to 15 kA
Product search

Max. operating voltage (V AC) Surge current (A) Type PDF
130 - 460 8000, 15000 Q14K130 - Q20K460 file_pdf_box

B32, B40, B60, B80

  • Operating voltage VRMS: 75 … 1100 V
  • Disk-shaped varistor element potted in plastic
    housing
  • Housing and potting flame retardant to UL 94 V-0
  • Screw terminals
Product search

Max. operating voltage (V AC) Surge current (A) Type PDF
75 - 1100 25000 - 100000 B32K130 - B80K750 file_pdf_box

T14, T20, ETFV25

  • Operating voltage VRMS:
    T14: 130 ... 420 V
    T20: 130 ... 1000 V
    ETV25: 115 ... 420 V

  • Disk varistor with integrated thermal disconnector
  • Space saving
  • Monitoring option with 3rd lead
  • UL approval (UL1449)
Product search

Max. operating voltage (V AC) Surge current (A) Type PDF
115 - 420 20000 ETFV25K115E4 - ETFV25K420E4 file_pdf_box
130 - 420 6000 T14K130E2 - T14K420E2 file_pdf_box
130 - 680 10000 T20K130E2 - T20K680E2 file_pdf_box