Find out all FK CONSTRAINT that exist on a table

declare @tableName varchar(200)
set @tableName = 'ssis_tasks'

select * from sys.foreign_keys k
inner join sys.tables t on t.[object_id] = k.referenced_object_id
where t.[name] = @tableName

SELECT * FROM INFORMATION_SCHEMA.CONSTRAINT_COLUMN_USAGE where CONSTRAINT_NAME in
(
select k.name from sys.foreign_keys k
inner join sys.tables t on t.[object_id] = k.referenced_object_id
where t.[name] = @tableName
)