Varistors Catalog
Learn about Littelfuse varistors and how to choose the best form of overvoltage protection for your application.
Link has been copied to clipboardSeries: SM20
Surface Mount Varistor for use in applications requiring hi-energy / transient current capability
The Littelfuse SM20 Series is a 20mm SMD metal oxide varistor device. The AC rated parts are designed to operate continuously across AC power lines. The DC rated parts are suitable for Automotive applications. The series comprises a Nylon molded package with folded tin plated metal leads for soldering to board.
The SMD Series is based on radial 20mm internal varistor element with similar characteristics to the Littelfuse LA / ZA series of varistors.
- Dc voltage ratings from 26 V to 420 V
- AC Voltage Rating 175 - 320AC
- No Derating up to 85°C ambient
- Lead-free, Halogen-free and RoHS compliant
- Low voltage devices specified for automotive load dump energy
- Available in "waffle" tray packaging
SM20 Parts
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