Cheap And Discounts 20pcs/Lot B0540W B0540W-7-F Marking SF 【DIODE SCHOTTKY 40V 500MA SOD323】New and Original Wholesale. Buy Directly From Merchant Yixuantai 5 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.