Deliveries are in Tube cases. The package is in a TO-220-5 case. In this case, Fixed represents the output type of the Voltage Regulated IC. This part implements 1 regulator ICs, which can be found in the following table. Regulator IC varies the range of Through Hole operating temperatures. The Voltage Regulated IC operates at a temperature of -40°C~125°C degrees, which is its operating temperature. It is configured for output function Positive on this regulator. There is an output current of 3A on this regulator. There is a voltage dropout of 10 volts for this IC regulator. Several pins on the chip are 5-shaped. As an FYI, this IC voltage regulator has the basic part number LT1764.
LT1764ET-2.5#06PBF Features
340mV dropout voltage
LT1764ET-2.5#06PBF Applications
There are a lot of Linear Technology/Analog Devices LT1764ET-2.5#06PBF Linear Voltage Regulators applications.