The Fairchild/ON Semiconductor UltraFET HUF75309D3S is a MOSFET transistor that operates @ a continuous drain current of 19A (Tc) and a maximum power dissipation of 55W (Tc).

• Continuous Drain Current: 19A (Tc)
• Maximum Power Dissipation: 55W (Tc)
• Maximum Drain-Source Voltage: 55V
• Gate-Source Threshold Voltage: 4V @ 250μA
• Maximum Input Capacitance: 350pF @ 25V
• Gate Charge: 24nC @ 20V
• Package: TO-252-3, DPak (2 Leads + Tab), SC-63
• Mounting Technology: Surface Mount
• Family: HUF75309
• Category: Discrete Semiconductor Products
• Status: Obsolete
• End of Life: Yes
• Introduction Date: January 16, 2002
• Estimated EOL Date: Obsolete