This document describes the features and characteristics of the Transistor-Array series products, as well as their use in various applications. The product range offers a wide range of options to help reduce the size and weight of application sets. It is widely used in vending machines, sequencers, measurement instruments, elevators, air-conditioners, fan heaters, washing machines, refrigerators, hot water dispensers, and more. The document also provides detailed information on the product's function reference, circuit/pin connection, thermal derating factor characteristics, and application examples.