TK12A50D

Yes, there are combination products of different type devices in the catalog. These products are listed under the category of "Combination Products of Different Type Devices" .

The types of transistors included in the Semiconductor General Catalog are Bipolar Small-Signal Transistors, Junction FETs, Combination Products of Different Type Devices, MOSFETs, Bipolar Power Transistors, Radio-Frequency Bipolar Small-Signal Transistors, Radio-Frequency Small-Signal FETs, Radio-Frequency Power MOSFETs, IGBTs, and Phototransistors (for Optical Sensors) . Bipolar Small-Signal Transistors in the catalog include General-Purpose Transistors (Single) and General-Purpose Transistors (Dual) . General-Purpose Transistors (Single) are further classified into Surface-Mount Type transistors with different specifications for NPN and PNP types . General-Purpose Transistors (Dual) are also classified based on their specifications for NPN + PNP, NPN, PNP, PNP + NPN, and NPN + PNP types . Additionally, Bipolar Small-Signal Transistors in the catalog include General-Purpose Transistors (Leaded Type) with specifications for NPN and PNP types . In summary, the Semiconductor General Catalog includes a variety of transistors such as Bipolar Small-Signal Transistors, Junction FETs, MOSFETs, IGBTs, and more, each with specific classifications and specifications. .

The purpose of phototransistors in the catalog is for optical sensors.