In the testing field, high throughput production and cost effectiveness always are critical concerns for each customer. The aim of LDO test system is designated for that purposes which focus on below 20A, 40V regulator related devices. High accuracy and performance PMU modules offer customer satisfied measurement. By using AMIDA common LDO load board and recipe gallery, LDO series recipes are easy for programming. S/W is easy to be driven by customer requirement. It offers customer well-functions to programming during market blooming in great requirements. Moreover, Windows base O/S offers engineer and operator easier operation environment.