The LD1086D2M33TR is a voltage regulator integrated circuit (IC) made by STMicroelectronics. It is a linear voltage regulator IC with positive output, a fixed 1.5A output, and a D2PAK-3 package. This part is designed to provide regulated output voltages of 3.3V, 5V, 8.5V, and 12V to circuits and components with a wide range of input voltages from 5V to 25V. It is designed to handle a current up to 3A with efficient, stable power regulation and low EMI emissions. It features internal current limiting, short circuit and thermal protection. The part also includes a dedicated enable pin for power on/off control. The part is suitable for applications that require a high-efficiency regulated voltage and a wide input voltage range. Applications for the LD1086D2M33TR include computer peripherals, telecom equipment, instrumentation systems, and data acquisition systems.