NTC thermistor is a kind of metal oxide as the main raw material,After the high temperature sintering of the semiconductor ceramic temperature measurement resistance,Is a negative temperature coefficient resistance.Human through the resistan....
PTC is the English abbreviation for Positive Temperature Coefficient,PTC resettable fuse is to add a polymer material made conductive particles, the basic principle is that a balance of energy,When the current flows through the components to....
The main part of the thermistor is a semiconductor ceramic,Its performance will generally be more stable,But if long-term use of high temperature, high load,Its resistance value will increase slightly with the time drift,But not too much, do....
Power at work,Switching transistors will produce a lot of EMI and RFI,And this will seriously affect the normal work of other electronic equipment in the house. So we have to ensure that the power supply is not affected by the input noise in....
Is a thermistor with a positive temperature coefficient characteristic,Using barium titanate powder BaTio as the matrix and the electronic ceramic process from high temperature sintering. The main advantages of ceramic PTC are easy to manufa....
B value is the constant value of NTC thermistor,That is, NTC thermistor chip (semiconductor ceramic) after high temperature sintering,Forming a negative temperature coefficient material having a resistivity,Different formulations and sinteri....
Thermistor are commonly used in several packages: 1, epoxy resin 2, SMD. 3,Glass seal Ordinary epoxy resin NTC thermistor its use temperature range is generally in the -40 ~ +125 degrees or so.Epoxy Resin NTC thermistor will be limited by th....
Varistor is a non-linear voltammetric characteristics of the resistance device,Mainly used in the circuit to withstand overvoltage when the voltage clamp,Absorb excess voltage,Protective circuit of the sensitive components.Connected to the p....
Composite thermistor is a combination of thermal coupling,The VDR varistor and PTC thermistor close to and packaged into one.Its main application in power meters and other power supply in the switching power supply and transformer primary,At....
Thermistor is a kind of sensitive components,Also known as semiconductor resistors.It can be made of single crystal,Polycrystalline and glass,Plastic and other semiconductor materials.This resistor has a series of special electrical properti....