A Tape & Reel (TR) case is used to deliver the Voltage Regulated IC. A SOP case is used for packaging. It has 4 outputs to ensure that the performance of this regulator is prompt and sufficient. 28 pins are on the chip. The temperature should be below 85°C when you use the IC voltage regulator. There is no operating temperature below -40°C for the chip. In general, this IC voltage regulator is able to output 40V volts on a system basis.
LT1943EFE#TR Features
The maximum operating temperature of -40°C
LT1943EFE#TR Applications
There are a lot of Analog Devices, Inc. LT1943EFE#TR Linear Voltage Regulators applications.