The 2SJ542 is a P-channel power MOSFET manufactured by Hitachi. It's designed for high-power switching applications, particularly in audio amplifiers and power supplies. This MOSFET is known for its low on-resistance and high breakdown voltage, contributing to efficient and reliable performance. It comes in a TO-3P package which allows for effective heat dissipation.

Applications

• Audio Power Amplifiers
• Switching Power Supplies
• DC-DC Converters
• Motor Control Circuits

Features

• P-Channel MOSFET
• Low On-Resistance (RDS(on))
• High Breakdown Voltage (VDS)
• High-Speed Switching
• High Power Dissipation

Benefits

• Improved power efficiency in switching applications due to low on-resistance.
• Enhanced reliability and robustness due to high breakdown voltage.
• Reduced switching losses in high-frequency circuits.
• Efficient heat dissipation, enabling operation at higher power levels.
• Suitable for driving inductive loads due to robust design.

Additional Details

The 2SJ542 has a drain-source voltage (VDS) rating of -180V and a continuous drain current (ID) of -12A. Its gate-source voltage (VGS) is rated at ±20V. The maximum power dissipation (PD) is 125W. The typical on-resistance (RDS(on)) is 0.4 ohms. The input capacitance is typically 1200 pF, and the rise time is typically 40 ns. Its robust characteristics make it suitable for demanding applications where both power and reliability are critical.