Parts Express IRF640N Power MOSFET N-Channel TO-220AB IRF640NPbF Product Name: Power MOSFET Model No.: IRF640 ; Drain Source Voltage: 200V; Drain Current: 18A Mounting Hole Diameter (Each): 3.5mm / 0.138"; Pin Size (Each): 14 x 1.5mm / 0.55" x 0.059" ( L* Pitch) Total Size (Each): 30 x 10 x 4mm / 1.18" x 0.39" x 0.16" (L*W*H) Package: 5 x Power MOSFET