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2026-09-01 Xichenwei(XCW) 22

Troubleshooting & Layout Specification of Magnetic Bead

Magnetic bead is a passive frequency‑filtering electromagnetic interference suppression component. It utilizes high‑frequency impedance characteristics to attenuate high‑frequency noise while allowing low‑frequency current and DC signals to pass t…

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2026-09-01 Xichenwei(XCW) 9

Key Parameters and Design Points of Varistor

A varistor (Voltage Dependent Resistor, VDR) is a nonlinear voltage‑sensitive protective component. Its resistance drops sharply when the terminal voltage exceeds the threshold value. With excellent surge absorption and fast response characteristics,…

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2026-09-01 Xichenwei(XCW) 9

Application and Selection Guide of NTC Thermistor

NTC thermistor (Negative Temperature Coefficient thermistor) is a temperature‑sensitive semiconductor resistor with negative temperature characteristics. Its resistance value decreases significantly as temperature rises. Featuring high sensitivity, f…

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