This post explains for the MOSFET.
The Part Number is FB31N20D, IRFB31N20D.
The function of this semiconductor is SMPS MOSFET.
The package is TO-220AB, D2Pak, TO-262 Type
Manufacturer: International Rectifier
Preview images :
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Description
FB31N20D is 200V, 31A, SMPS MOSFET. HEXFET is a trademarked term used by International Rectifier (now part of Infineon Technologies) to describe a particular type of Power MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor). HEXFET MOSFETs are known for their high-performance characteristics and are widely used in various electronic applications, particularly in power electronics and switching applications.
Benefits :
1. Low Gate-to-Drain Charge to Reduce Switching Losses
2. Fully Characterized Capacitance Including Effective COSS to Simplify Design
3. Fully Characterized Avalanche Voltage and Current
Absolute Maximum Ratings (Ta = 25°C)
1. Gate to source voltage: VGSS = ± 30 V
2. Drain current: ID = 31 A
3. Power Dissipation: Pd = 3.1 W
4. Channel temperature: Tch = 175 °C
5. Storage temperature: Tstg = -55 to +175 °C
Applications:
1. High frequency DC-DC converters
