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source:Industry News release time:2022-08-10 Hits: Popular:Infrared sensing module
MF72 series power NTC thermistor is a kind of semiconductor ceramic element made of transition metal oxide as the main raw material. In the circuit, in order to avoid the surge current generated by the electrons at the moment of power-on, a power NTC thermistor is connected in series in the power supply circuit, which can effectively suppress the surge current at the time of power-on, and after the surge suppression is completed After the current is applied, due to the continuous action of the current, the resistance value of the power NTC thermistor will drop to a very small level, the power it consumes can be ignored, and the voltage is almost applied to the subsequent equipment to ensure the normal operation of the line. Therefore, using the MF72 power NTC thermistor is the most cost-effective way to suppress inrush current and protect sensitive electronics from damage.
MF72 series power NTC thermistor product features:
• Small size and fast response
• High power handling capability
• Fast response to inrush current
• High material constant (B value)
• Low residual resistance
• Wide operating temperature range -55 to +200C
• R25 tolerance is ±20%
• Long-term stability and reliability
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