Varistors

Varistors

Metal Oxide Varistor is lead-free and halogen-free.

With operating voltage up to 510 Vac, surface mount SM7 Series provides over-voltage protection and transient suppression, and is designed for continuous operation across AC power lines. RoHS-compliant device is based on radial 7 mm internal varistor element and is housed in nylon molded package with tin-plated terminal. Operating at ambient temperatures up to 85°C with peak pulse current...

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Varistor Series delivers high peak surge current ratings.
Varistors

Varistor Series delivers high peak surge current ratings.

Able to withstand peak surge current up to 22 kA at single 8/20 Â-µs pulse, Ultra MOV(TM) 25S series can protect against lightning striking interference and abnormal power source from incoming power lines. Standard 25 X 25 mm square, radial lead package has straight leads and is RoHS-compliant. Supporting operating voltages from 115-750 Vac, product is also available as phenolic coated...

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Multilayer Varistor features 100 pF capacitance.
Surge Suppressors

Multilayer Varistor features 100 pF capacitance.

Designed to clamp transients and filter EMI, 0201 TransGuard® Series provides protection to sensitive circuits from over-voltage conditions caused by ESD, lightning, NEMP, and inductive switching. Device can also withstand up to 1,000 strikes at 8 kV contact with sub 1 nS response time for ESD events and leakage current of less than 5 Â-µA at rated voltage. With 5.6 V rating, miniature...

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Varistors exhibit low leakage current of 1 µA max.
Varistors

Varistors exhibit low leakage current of 1 µA max.

Rated at 18 V, UltraGuard Multilayer Ceramic Varistors feature non-linear, bi-directional voltage-current characteristics similar to back-to-back zener diodes with EMC capacitor in parallel. Zinc Oxide-based units offer multi-strike capabilities and will survive 1,000 strikes at 15 kV contact ESD. Available in low and high capacitance versions ranging from 40-3,000 pF, varistors are suited for...

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Varistors

Miniature Multi-layer Varistors have capacitance of 50 pF.

Offering 5.6 V rating in 0201 case size, miniature Transguard® Series multi-layer varistors are suited for use in handheld devices, including cell phones and PDAs, as well as embedded components such as hearing aids and camera modules. Featuring sub-1 nsec response time to ESD strike, products have multiple strike capability up to 1,000 strikes at 8 kV of contact. Devices have leakage...

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Multilayer Varistor is designed for small handheld devices.
Surge Suppressors

Multilayer Varistor is designed for small handheld devices.

Including 15 and 33 pF capacitance devices with 5.6 V rating in 0201 case size, miniature Transguard 0201 bi-directional transient voltage suppressor offers designers ability to clamp transients and filter EMI in one compact device. It features sub 1 nsec response time to ESD strike, has leakage current of less than 5 Â-µA at rated voltage, and is able to withstand 1,000 strikes at 8 kV of...

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Transient Voltage Suppressors exhibit low leakage current.
Surge Suppressors

Transient Voltage Suppressors exhibit low leakage current.

With low leakage current of 2 Â-µA, Zinc Oxide-based UltraGuard Series features non-linear, bi-directional voltage current characteristics and EMC capacitor in parallel. Available in models from 40-3,000 pF, multilayer ceramic varistors are suited for high clock-speed ICs, battery-operated devices, backlit displays, and power supervisory chip sets. Series comes in 0402, 0603, and 0805 sizes...

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MOV provides up to 25 A of current rating.
Varistors

MOV provides up to 25 A of current rating.

With embodied TCO protection, MOV features construction that allows it to perform standard functions such as absorbing peak current, peak energy, voltage clamp levels, while providing safety of thermally protected device. It has thermal fuse element located inside epoxy coating, which is in intimate contact with ceramic disk and heat source.

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Thermally-Protected MOV meets UL 1449 specifications.
Varistors

Thermally-Protected MOV meets UL 1449 specifications.

Designed to prevent fires occurring under prolonged overvoltage conditions, 2-leaded version of TMOV®34S Series consists of 34 mm square-format varistor element with integrated thermally active element. Latter opens and safely disconnects device in case of overheating. Able to be wave soldered, device offers steady-state AC voltage ratings from 115-750 V. Single pulse energy ratings for...

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Multilayer Varistor is offered in sub 1 pF version.
Miscellaneous Protectors

Multilayer Varistor is offered in sub 1 pF version.

Protecting high speed digital interfaces, RF antenna, and RF amplifier circuits against ESD events, sub 1 pF AntennaGuard delivers 0.8 pF capacitance at 10 and 15 V rating. Application specific, bi-directional transient voltage suppressor features fast response time to ESD and can withstand successive 1 k strikes at 8 kV (IEC 61000-4-2). Low-profile single-chip solution, in 0402 case size,...

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Krueger Sentry Gauge Announces the Release of Two New Chemical Sight Gauge Models Designed for Aggressive Liquid Storage Monitoring
Sponsored

Krueger Sentry Gauge Announces the Release of Two New Chemical Sight Gauge Models Designed for Aggressive Liquid Storage Monitoring

Krueger Sentry Gauge, a leader in chemical sight gauges, now offers the ultimate in aggressive liquid storage monitoring devices. From sulfuric and hydrochloric acid to bleach, and acetone, our products are designed with robust features that deliver a long and trouble-free service life. See our video to learn all about this new and innovative line of sight gauges.

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