Anti-Surge Resistor


Anti-Surge Wire Wound Fast-Fuse Resistors – SWAT

Anti-Surge Wirewound Fast-Fuse Resistor ( 1W 1ohm 5%)

Part number: SWAT
(Anti-Surge Wire Wound Fast-Fuse Resistors)

  • Power Rating: 1W ~ 3W
  • Ohm Range: 1R ~ 470R
  • Tolerance: ±5%

Resistor Key Features:

  • Worldwide patent pending
  • Enhanced welded spot is reliable against surge
  • Fast-acting fuse device for high-power applications
  • Advanced combined anti- surge & fast-fuse structure
  • Flameproof multi-layer coating equivalent to UL 94 V-0
  • Flameproof feature equivalent to overload test UL 1412

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Anti-Surge Wire Wound Fast-Fuse MELF Resistors – SWMT

Anti-Surge Wirewound Fast-Fuse MELF Resistor( 1W 0.1ohm 5%)

Part number: SWMT
(Anti-Surge Wire Wound Fast-Fuse MELF Resistors)

  • Power Rating: 1W ~ 4W
  • Ohm Range: 1R ~ 470R
  • Tolerance: ±5%

Resistor Key Features:

  • Worldwide patent pending
  • Enhanced welded spot is reliable against surge
  • Fast-acting fuse device for high-power applications
  • Advanced combined anti- surge & fast-fuse structure
  • Flameproof multi-layer coating equivalent to UL 94 V-0
  • Flameproof feature equivalent to overload test UL 1412
  • SMD enabled structure
  • Excellent in heat dissipation than chip resistor

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Anti-Surge Wire Wound MELF Resistors – SWM

Anti-Surge Wirewound MELF Resistor ( 1W 0.1ohm 5%)

Part number: SWM
(Anti-Surge Wirewound MELF Resistor)

  • Power Rating: 1W ~ 4W
  • Ohm Range: 1R ~ 1K2
  • Tolerance: ±5%

Resistor Key Features:

  • AEC-Q200 compliant
  • SMD enabled structure
  • Flameproof multi-layer coating equivalent to UL 94 V-0
  • Flameproof feature equivalent to overload test UL 1412
  • SWM series can be adopted for high surge applications such as high rush current protection for power capacitor, motor start-up protection, car & motorcycle engine ignition, etc.
  • Enhanced weld spot is reliable against surge impact
  • Typical 1.2/50us pulse load: 8000W ~ 32000W

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Anti-Surge Wire Wound MELF Resistors-Xseries – SWMX

Anti-Surge Wirewound MELF Resistor-X series ( 1W 1ohm 5%)

Part number: SWMX
(Anti-Surge Wire Wound MELF Resistors-Xseries)

  • Power Rating: 1W
  • Ohm Range: 1R ~ 150R
  • Tolerance: ±5%

Resistor Key Features:

  • With positive temperature coefficient characteristic, the resistance value increases with temperature rise, suitable for high voltage or high current circuits
  • Excellent high-temperature stability, capable of long-term stable operation
  • SMD enabled structure
  • Enhanced weld spot is reliable against surge
  • Excellent in heat dissipation than chip resistor
  • Stronger mechanical structure to endure vibration and thermal shock
  • Flameproof multi-layer coating is equivalent to UL 94 V-0

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Anti-Surge Wire Wound Resistors – SWA

Anti-Surge Wirewound Resistor ( 1W 0.1ohm 5%)

Part number: SWA
(Anti-Surge Wirewound Resistor)

  • Power Rating: 1W ~ 6W
  • Ohm Range: 0R1 ~ 1K2
  • Tolerance: ±5%

Resistor Key Features:

  • Flameproof multi-layer coating equivalent to UL 94 V-0
  • Flameproof feature equivalent to overload test UL 1412
  • SWA series can be adopted for high surge applications such as high rush current protection for power capacitor, motor start-up protection, car & motorcycle engine ignition, etc. to absorb harmful surge and prevent hazard of circuit damage caused by surge impact.
  • Enhanced weld spot is reliable against surge impact
  • Special tin-plated electrolytic copper lead wire
  • Typical 1.2/50us pulse load: 12000W ~ 50000W

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Metal Film MELF Resistor (Pulse Withstanding) – MM(P)

Metal Film MELF Resistor (Pulse Withstanding) - 0.16W 1ohm 1% 50PPM

Part number: MM(P)
(Metal Film MELF Resistor (Pulse Withstanding))

  • Power Rating: 0.16W ~ 0.5W
  • Ohm Range: 0R1 ~ 330K
  • Tolerance: ±1%, ±2%, ±5%

Resistor Key Features:

  • SMD enabled structure
  • Excellent solderability termination
  • Enhanced pulse withstanding capability
  • Typical temperature coefficient: ±50ppm, ±100ppm
  • Excellent in heat dissipation than chip resistor
  • Stronger mechanical structure to endure vibration and thermal shock

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Pulse Load High Voltage MELF Resister – PVM

Pulse Load High Voltage MELF Resistor (0.4W 300Kohm 5% 100PPM)

Part number: PVM
(Pulse Load High Voltage MELF Resistor)

  • Power Rating: 0.4W ~ 1W
  • Ohm Range: 300K ~ 39M
  • Tolerance: ±1%, ±5%

Resistor Key Features:

  • SMD enabled structure
  • Anti-surge feature available
  • Pure tin-plated termination for excellent solderabillity
  • Proprietary thin film handles much higher working voltage than general purpose resistors
  • Excellent in heat dissipation than chip resistor
  • Stronger mechanical structure to endure vibration and thermal shock

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Pulse Protective Resistor – PPR

Pulse Protective Resistor (0.25W 10ohm 5%)

Part number: PPR
(Pulse Protective Resistor)

  • Power Rating: 0.25W ~ 2W
  • Ohm Range: 2R2 ~ 4M7
  • Tolerance: ±5%

Resistor Key Features:

  • Application: high-frequency, sharp-impulse circuits.
  • Protects active components in missile detonators, triac switching circuits, etc.
  • Offers better performance than carbon composition resistor.
  • No ”sintering effect” caused by high surge that greatly decreases resistance value.
  • Conformal multi-layer non-flammable coating
  • Maximum permissible surge voltage: 5KV ~ 20KV

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Pulse Safety Resistor – MSD

Pulse Safety Resistor (0.5W 0.1ohm 1%)

Part number: MSD
(Pulse Safety Resistor)

  • Power Rating: 0.25W ~ 6W
  • Ohm Range: 0R1 ~ 1M
  • Tolerance: ±0.1% ~ ±5%

Resistor Key Features:

  • Low-cost alternative to wire-wound resistors
  • Special composite film on high grade ceramic substrate
  • Flameproof multi-layer coating equivalent to UL 94 V-0
  • Flameproof feature equivalent to overload test UL 1412
  • Excellent anti-surge capability.
  • Typical 1.2/50us pulse load: 140W ~ 4500W
  • Absorbs pulse from city power line, direct crossing or inductive coupling and protects electric equipment or parts from accidental shock

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Surge Resistant MELF Resistor – SRM

Surge Resistant MELF Resistor (0.25W 1ohm 1%)

Part number: SRM
(Surge Resistant MELF Resistor)

  • Power Rating: 0.25W ~ 3W
  • Ohm Range: 0R1 ~ 10M
  • Tolerance: ±1% ~ ±5%

Resistor Key Features:

  • AEC-Q200 compliant
  • Miniaturized MELF design handles high power
  • Special conductive film enhances anti-surge capability
  • Absorbs harmful surge which damages precious devices or components
  • SMD-enabled alternative to carbon composition resistors
  • Maximum permissible surge voltage: 2KV ~ 10KV
  • Approved to the safety requirement of EN IEC 62368-1:2018, Anhang / Annex G.10

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Surge Safety Resistor – SSR

Surge Safety Resistors (0.25W 10ohm 5%)

Part number: SSR
(Surge Safety Resistor)

  • Power Rating: 0.25W ~ 5W
  • Ohm Range: 10R ~ 330K
  • Tolerance: ±5%

Resistor Key Features:

  • Designed to replace carbon or ceramic composition resistor
  • Absorbs harmful surge energy, so to prevent hazard of fire and circuit damage caused by surge energy with a flame proof coating
  • High-surge applications: fuel ignition systems, power charging/discharging circuits,TV sets, etc.
  • Maximum permissible surge voltage: 7.5KV ~ 35KV
  • Typical 1.2/50us pulse load: 450W ~ 17000W

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