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

SMD varistors

  • Bidirectional protection
  • Low leakage current
  • Lead free
  • ESD protection: up to 30kV

  • Reliable ESD protection up to 15 kV
    air discharge acc. to IEC 000-4-2, level 4
  • ESD protection
    Case size: 0201, 0402, 0603

  • High surge voltage capability
    up to 2 kV for 10/700 μs acc. to IEC 61000-4-5
  • UL approval to UL1449
  • ESD and surge current protection
    Case size: 0805, 1206, 1210, 1812, 2220
Product search

Max. operating voltage (V AC) Surge current (A) Type PDF
4 1 CT0201S4ACC5G
4 - 25 1 - 5 CT0402S5ARFG - CT0603V150RFG_E
4 - 130 2 - 1200 CT0402L14G - CT2220M4G
11 - 40 5 - 1200 CT0402L14G - CT2220S14BAUTOG
14 - 40 30 - 1200 CT0603K14G_G - CT2220K30G_G
14 120 - 400 CT0805S14BAUTOGOM_G, CT1206S14BAUTOGOM_G, CT1210S14BAUTOGOM_G
17 2000 CT1210K17E2G
25 1500 CT1210K25E2G
30 - 130 80 - 6000 CN2220K30E2GK2 - CT2220S50E3G
35 80 CT0805K35G
40 1000 CT1210K40E2G
45 1500 CT1210K45E2GU
50 1200 CT1210K50E2GU
50 3000 CT1812K50E2GU
60 1200 CT1210K60E2GU
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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 - S20K1000
14 - 30 250 - 2000 S07K14AUTOS2D1 - S20K30AUTO
48 250 - 2000 S07V42AUTOS2D1, S10V42AUTOS5D1, S14V42AUTOS5D1, S20V42AUTOS5D1
130 - 680 800 - 10000 S05K130E2 - S20K680E2

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

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

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 - B80K1100

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

SNF14, SNF20

  • Surge current ratings up to 12 kA
  • Energy ratings (2 ms) up to 440 J
  • Operating voltage VRMS 130 … 550 V
  • Operation temperature +125 °C
  • IEC 60695-11-5 (needle flame test)
Product search

Max. operating voltage (V AC) Surge current (A) Type PDF
275 - 550 5000 - 10000 SNF14K300E2S5, SNF14K420E2S5, SNF14K550E2S5, SNF20K275E2S5, SNF20K385E2S5

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