Cheap And Discounts TPS54315PWPR TPS54315 HTSSOP20 TPS54315PWP Buck Switching Regulator IC Positive Fixed 2.5V 1 Output 3A 20-PowerTSSOP RXDNA Wholesale. Buy Directly From Merchant RXDna Official Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.