1PGSMA4762HM2G

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A 1PGSMA4762HM2G diode is part of the Zener diode family and is classified as a Single Zener diode. Zener diodes are a special type of diode that allows current to flow in both directions and have a special feature allowing them to maintain a constant, specific voltage across its terminals. The 1PGSMA4762HM2G is a high-current, adjustable Zener diode with a maximum Zener voltage (Vz) of 46V.

The 1PGSMA4762HM2G is a negative temperature coefficient or NTC chip. An NTC\'s main purpose is to monitor the temperature of an electronic component or system by converting the thermal energy into an electrical signal with a negative temperature coefficient, that is to say that the voltage changes sign when the temperature of the component or system varies. This diode comes with a package that is outlined in the SOD-323 package length, Flange, and width. It\'s typical dissipation is 1.2 W and the reverse current leakage is 1 mA.

The 1PGSMA4762HM2G is designed to be used in a variety of applications, like microprocessors, energy storage systems, motor controllers, and in avionic systems. It is an ideal choice for voltage stabilization, switching and telecommunications due to its excellent current characteristics, low capacitance, and maximum collector-emitter voltage of 46V. It is also suitable for applications where long-term reliability and stability are required.

The working principle of a Zener diode is based on the principle of avalanche breakdown. In normal operation, electron-hole pairs are generated by the applied electric field at the Zener diode junction. As the electric field is increased, the current flowing through the junction increases and, eventually, a critical electric field is reached causing further electron-hole pairs to be generated. This is referred to as the avalanche breakdown or zener breakdown. The electric field is kept constant, above this critical value, by a negative feedback phenomenon, as the electric field increases, the current through it increases and the current causes a further increase in the electric field thus providing a self-sustaining loop.

In summary, the 1PGSMA4762HM2G diode is a high-current, adjustable single zener diode that is suitable for voltage stabilization, switching and telecommunications applications. It is an NTC chip, with a package outlined in the SOD-323 package length, Flange, and width and a general working principle based on the avalanche breakdown.

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