SM20 Series 20 mm SMD Varistors

Littelfuse latest development in overvoltage circuit protection and transient suppression

Image of Littelfuse's SM20 Series 20mm SMD VaristorsThe Littelfuse SM20 series devices are surface-mount metal oxide varistors that are used in applications requiring hi-energy and transient current capability. The AC rated parts are designed to operate continuously across AC power lines. The DC rated parts are suitable for automotive applications, and the series comprises a Nylon molded package with folded tin plated metal leads for soldering to a PCB. The SM20 series is based on a radial 20 mm internal varistor element with similar characteristics to the Littelfuse LA/ZA series of varistors.

Features
  • DC voltage rating: 26 VDC
  • AC voltage rating: 175 VAC to 320 VAC
  • No de-rating up to 85°C ambient
  • Lead- and halogen-free, RoHS-compliant
  • Low voltage devices specified for automotive load dump energy
  • Available in "waffle" tray packaging
Applications
  • Load management equipment
  • Automotive load dump devices
  • Electronic / AC power meter
  • Valves used in automatic car wash systems
  • Plug-in cards
  • Remote controls
  • GFCIs (ground fault circuit interrupters)
  • Motor compressors
  • Drive and control electronics
  • Switch mode power supplies and UPS

SM20 Series 20 mm SMD Varistors

AbbildungHersteller-TeilenummerBeschreibungVaristor-Spannung (min.)Varistor-Spannung (typ.)Verfügbare MengePreisDetails anzeigen
VARISTOR 391.5V 6.5KA DISC 20MMV250SM20VARISTOR 391.5V 6.5KA DISC 20MM354 V391.5 V108 - Sofort$2.60Details anzeigen
VARISTOR 501V 6.5KA DISC 20MMV320SM20VARISTOR 501V 6.5KA DISC 20MM462 V501 V385 - Sofort$3.43Details anzeigen
VARISTOR 431V 6.5KA DISC 20MMV275SM20VARISTOR 431V 6.5KA DISC 20MM389 V431 V432 - Sofort$2.60Details anzeigen
VARISTOR 468.5V 6.5KA DISC 20MMV300SM20VARISTOR 468.5V 6.5KA DISC 20MM420 V468.5 V36 - Sofort$3.43Details anzeigen
VARISTOR 36V 2KA DISC 20MMV26SM20VARISTOR 36V 2KA DISC 20MM32 V36 V0 - Sofort$4.16Details anzeigen
VARISTOR 275V 6.5KA DISC 20MMV175SM20VARISTOR 275V 6.5KA DISC 20MM247 V275 V0 - Sofort$2.60Details anzeigen
VARISTOR 360V 6.5KA DISC 20MMV230SM20VARISTOR 360V 6.5KA DISC 20MM324 V360 V0 - Sofort$1.49Details anzeigen
Veröffentlicht: 2011-03-18