WT6002

W2 Technology Inc. Active Diode Driver IC Pin descriptions (Top view) ○ NC 1 8 BST NC 2 7 NC IN 3 6 OUT OPT 4 5 COM Preliminary WT6002 Pin Symbol Description 3 IN IC input. When IN is high, OUT is high. If necessary, a capacitor (recommend 100pf) can be connected 4 OPT from OPT to COM to filter out input noise. 5 COM Common reference pin. IC output pin. Provide gate driving voltage for the 6 OUT freewheeling MOSFET. 8 BST A 220nf capacitor should be connected from BST to COM. Application circuit There is an external small toroid transformer used to sense current and provide driving signal for WT6002 chip. 1 W2 Technology Inc. reserves the right to make changes to any content herein without further notice. W2 Technology Inc. Active Diode Driver IC I． SR in high side Preliminary WT6002 II． SR in low side 2 W2 Technology Inc. reserves the right to make changes to any content herein without further notice. W2 Technology Inc. Active Diode Driver IC Top View Bottom View Preliminary WT6002 T1 The Active Diode Module Item T1 M1 D1 D2 C1 C3 R1 Description Toroid transformer W1 : 1 turn (coupling coeff K 0.9 – 1) W2 : 20 turns W3 : 20 turns W4 : 20 turns Wide variety of Power MOSFET Small signal diode Schottky diode Capacitor, 220nF Capacitor, 3.3nF 510ohm, adjustable if necessary Part number IRF4710 BAS16 SD1004 Outline Drawing SOP-8 3 W2 Technology Inc. reserves the right to make changes to any content herein without further notice. ...