Transistor K3875

Description of Transistor K3875:

The K3875 (commonly referred to as 2SK3875) is an N-Channel Power MOSFET transistor designed primarily for high-speed switching applications. Manufactured by Toshiba, it is a high-voltage, high-current handling device with low on-resistance, making it suitable for power control in industrial and consumer electronics. It features a robust silicon structure, ensuring efficient heat dissipation and reliability under high-stress conditions.

Uses / Applications of Transistor K3875:

1. Switching Power Supplies (SMPS)

2. Motor Drivers and Controllers

3. High-frequency Inverters

4. UPS Systems (Uninterruptible Power Supplies)

5. DC-DC Converters

6. Lighting Ballasts

7. Industrial Equipment Power Circuits

Key Features of Transistor K3875:

• High Drain-Source Voltage (Vds): 900V — Suitable for high-voltage circuits.

• Low On-Resistance (Rds(on)): Ensures high efficiency and low power loss.

• High-Speed Switching: Optimized for applications requiring fast switching frequencies.

• Large Continuous Drain Current: Typically supports up to 10A.

• Low Gate Charge (Qg): Reduces drive losses and improves switching performance.

• TO-220 Package: Provides good thermal conductivity and ease of mounting on heat sinks.

• Enhanced Avalanche Energy Capability: Offers robust operation in harsh inductive loads.

Why Choose K3875?

• Reliable performance in high-voltage, high-current environments.

• Excellent efficiency due to low on-resistance and gate charge.

• Suitable for compact designs with thermal constraints (efficient heat dissipation).

• Ideal for designers looking for a robust MOSFET for industrial and power control systems.

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