Transistors Power management (dual digital transistors) UMC4N / FMC4A Features 1) Both the DTA114Y chip and DTC144E chip in a UMT or SMT package. 2) Ideal for power switching circuits. 3) Mounting cost and area can be cut in half. External dimensions (Units: mm) Structure Epitaxial planar type NPN / PNP silicon transistor (Built-in resistor type) Absolute maximum ratings (Ta = 25C) (96-398-A114Y/C144E) 520 Transistors UMC4N / FMC4A Electrical characteristics, DTr1 (Ta = 25C) Electrical characteristics, DTr2 (Ta = 25C) Packaging specifications 521 Transistors UMC4N / FMC4A Electrical characteristic curves DTr1 DTr2 522