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The AN90B20S is a semiconductor device manufactured by Panasonic. Below are its key specifications, descriptions, and features:

Specifications:

• Manufacturer: Panasonic
• Type: Power MOSFET
• Package: TO-220F (isolated type)
• Polarity: N-Channel
• Drain-Source Voltage (V_DSS): 900V
• Continuous Drain Current (I_D): 20A
• Power Dissipation (P_D): 100W
• Gate-Source Voltage (V_GS): ±30V
• On-Resistance (R_DS(on)): 0.45Ω (max) @ V_GS = 10V
• Input Capacitance (C_iss): 1800pF (typical)
• Operating Temperature Range: -55°C to +150°C

Descriptions:

• The AN90B20S is a high-voltage N-Channel MOSFET designed for power switching applications.
• It features a low on-resistance and high-speed switching performance.
• The TO-220F package provides electrical isolation between the device and the heatsink.

Features:

• High voltage capability (900V) for robust power handling.
• Low gate charge for efficient switching.
• Fast switching speed for improved performance in power circuits.
• Isolated package for enhanced thermal management.
• Avalanche energy specified for reliability in harsh conditions.

This MOSFET is commonly used in switching power supplies, inverters, motor control, and industrial applications.

(Note: Always refer to the official Panasonic datasheet for detailed technical information.)