The LTC3261IMSEPBF is a high-performance, low-noise, low-dropout (LDO) linear regulator from Analog Devices. It is a very-low-R DS(ON) multiport regulator for industrial and automotive applications, including automotive infotainment, automotive powertrain, motor control, and motor power management. Offering up to 4V of output voltage, this regulator is designed to provide low noise and very accurate voltage trim in applications such as HVAC, gas and steam turbine, measurement and control, industrial, and telecom. This integrated circuit can also be used to provide regulation for the traditional applications of HVAC and refrigeration. The device is offered in an 8-pin SOIC package that is both RoHS and halogen-free compliant.