Split a string in one column to multiple columns using ssis

I have a column in sql server table in which sever name is the data. I need to split the server name in to two columns. Host name goes in to one column and instance name goes in to another column. Any help would be appreciated. Would like to use ssis for this purpose. example :- Input Expected Output column1 Column2 Column3 ServerName Hostname InstanceName wsql1005x\Express wsql1005x Express