PT series NTC thermistor has to be connected in series to the power source circuit to avoid the surge current at the instant when the electronic circuits are turned on.
Features
· Strong power and strong capability of surge current protection.
· Characteristics Fast response to the rapidly surge.
· Big material constant (Bvalue), Small remain resistance.
· High reliability.
· Integralseries, Extensive operating range.
· Operating Temp. -55℃～+200℃
Application
· Switching power supply · UPS power supply,
· electric heaters · electronic energy – saving lamps
· filament protection of colortubes · incandescent lamps and other lights.
· electronic ballasts
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