74AC257

G23N60UFD Fairchild Semiconductor Ultra-Fast IGBT G20N60C3 Fairchild Semiconductor 45A, 600V, UFS Series N-Channel IGBT G20N60B3D Fairchild Semiconductor 40A, 600V, UFS Series N-Channel IGBT with Anti-Parallel Hyperfast Diode FZT749 Fairchild Semiconductor FAIRCHILD Small Signal Transistors FZT689BTA Fairchild Semiconductor SOT223 NPN SILICON PLANAR MEDIUM POWER HIGH GAIN TRANSISTOR FZT689B Fairchild Semiconductor SOT223 NPN SILICON PLANAR MEDIUM POWER HIGH GAIN TRANSISTOR FZT649 Fairchild Semiconductor NPN Low Saturation Transistor FYV0704SMTF Fairchild Semiconductor High frequency properties and switching speed