** U.S. shares of Brazilian companies dipped in extended trade on Wed after President Donald Trump said his administration will charge Brazil with a 50% tariff on products sent to the U.S. starting August 1
** U.S. shares of Petroleo Brasil last down 1.3%, Embraer down ~6%
** iShares MSCI Brazil ETF down 2%
** The real weakened from about 5.45 per dollar to 5.58 per dollar
** In a letter to Brazilian President Luiz Inacio Lula da Silva, Trump expressed support for former Brazilian President Jair Bolsonaro
(Reporting by Noel Randewich)
((noel.randewich@thomsonreuters.com))