ESH1DMH Ultra Fast Surface Mount Rectifier Taiwan Semiconductor ESH1DMH Ultra Fast Surface Mount Rectifier is AEC-Q101 qualified and ideal for automotive applications. The 1A, 200V ESH1DMH Rectifier offers reduced switching and conduction loss with ultra-fast recovery times for high frequency. The Taiwan Semiconductor ESH1DMH Rectifier provides a very low profile with a typical height of 0.68mm in a micro SMA package.