Cheap And Discounts 10pcs/lot OPA552UA/2K5 SOP8 OPA552 OPA552U OPA552UA 552UA SOP-8 chip New spot Wholesale. Buy Directly From Merchant QiaZhiTong QZT-Chip Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.