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Power Semiconductor Devices Power Diodes Cross-sectional view of a pn- junction diode intended for power applications. I-V characteristics of a pn- junction.

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Presentation on theme: "Power Semiconductor Devices Power Diodes Cross-sectional view of a pn- junction diode intended for power applications. I-V characteristics of a pn- junction."— Presentation transcript:

1 Power Semiconductor Devices Power Diodes Cross-sectional view of a pn- junction diode intended for power applications. I-V characteristics of a pn- junction diode

2 Breakdown Voltage of Non-Punch-through Diodes for silicon. Punch-through in a reverse-biased diode (a) reverse-biased diode with depletion layer extending completely across the drift region- punch-through condition (b) electric field profile of the punch- through condition in a reverse-biased diode Breakdown Voltage of Punch-through Diodes doping in the n - drift region is negligible

3 Depletion Layer Boundary Control

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5 On-State Losses: Role of On-Resistance Turn-On TransientTurn-Off Transient Reverse Recovery

6 Schottky Diodes

7 Power MOSFETs Basic Structure

8 Power MOSFETs Basic Structure

9 Power MOSFETs

10 Insulated Gate Bipolar Transistor

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