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2026-08-05 MXD 32

Zener Diode Principle, Parameter Selection and Voltage Stabilization Circuit Design

Technical BackgroundZener diodes, also known as voltage regulator diodes, are widely used semiconductor components for voltage clamping, reference voltage generation, overvoltage protection and signal level limiting. Different from ordinary rectifier …

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2026-08-05 MXD 27

TVS Diode Principle, Parameter Selection and Surge Protection Circuit Design

Technical BackgroundTVS (Transient Voltage Suppressor) diode is the core protection device for suppressing instantaneous surge voltage, ESD and lightning pulse interference in electronic circuits. Compared with ordinary Zener diodes, TVS features fast…

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2026-08-05 MXD 33

PPTC Resettable Fuse Principle, Selection and Circuit Protection Design

Technical BackgroundPPTC (Polymeric Positive Temperature Coefficient) resettable fuses are widely used over-current protection components in consumer electronics, battery systems, and low-voltage power circuits. Unlike traditional one-time fuses, PPTC…

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