UTC專業於積體電路及分立元件之設計、製造、封裝、測試及行銷業務。具有完整類比元件產品線，產品以IC為主(含蓋Power Management、Amplifier / Comparator、 Analog Switches、 Hall ICs 、Special Application ICs、 Logic等)，Discrete為輔(含蓋Transistors、MOSFETs、TRIACs、SCRs、DIODEs等)，主要產品廣泛應用於通訊產品如行動電話，智慧型電話、LNB、衛星導航裝置、無線通訊設備；消費性電子產品如MP3及PMP、數位相機、可攜式裝置、液晶電視及面板產品等； PC如筆記型電腦、顯示器、鍵盤、無線滑鼠 、主機板、VGA卡、電源供應器、DC FAN、Adapter、外接式硬碟儲存設備及電腦週邊產品等相關市場。

UTC Amplifier / Comparator 擴音器/比較測定機	UTC Power Management 電源管理	UTC Transistors 三極管
Audio Amplifiers, Operational Amplifier, Voltage Comparator	JFET, Power Mosfet	Darlington Transistors,Dual Chip Transistors,Complex Bipolar Transistors, Complex Digital Transistors, Built-In Bias Resistor Transistors
UTC Hall ICs	UTC MOSFETs	UTC DIODEs 二極管
A-D or D-A Converters, Alarm /Sound Generator IC, Christmas Lamp Controller, Interface and Driver Circuit, Leakage Current Detector, Melody IC, Miscellaneous, Motor Controller IC, Mouse & Keyboard Controller, Radio and Cassette Recorder Circuit, Remote Controller IC, Telecommunication Circuit, Television Circuit, Timer	Combo IC, DDR Termination Regulators, FET Bias Controllers, Inverting DC-DC Converter, Li-Battery Protection or Charger IC, Linear Regulators, Low Dropout Linear Regulators, Power Factor Control, PWM Controller, Shunt Reference Regulators, Step Down Switching Regulators, Step-Up DC-DC Converter and Controller, Supervisory Circuit, USB Power Switch, Voltage Detection and System Reset IC, White LED Driver	Zener Diodes, Schottky Diodes, Switching Diodes