A system (500, 600, 700, 900) for controlling a flow rate of a fluid through a valve (504, 604, 704, 946), the system (500, 600, 700, 900) comprising: - a valve (504, 604, 704, 946) configured to regulate a flow of fluid through a conduit (512, 612); - an actuator (502, 602, 702, 902) comprising a motor and a drive device, the drive device driven by the motor and coupled to the valve (504, 604, 704, 946) for driving the valve (504, 604, 704, 946) between multiple positions; - a flow rate sensor (510, 610, 738, 948) configured to measure the flow rate of the fluid through the valve (504, 604, 704, 946); and - a controller (514, 614, 732, 930) that is communicably coupled with the flow rate sensor (510, 610, 738, 948) and the motor, the controller (514, 614, 732, 930) configured to: - receive a first flow rate setpoint; - determine a first actuator position setpoint using a proportional variable deadband control technique based on the first flow rate setpoint and at least one flow rate measurement from the flow rate sensor (510, 610, 738, 948); - operate the motor to drive the drive device to the first actuator position setpoint; - receive a second flow rate setpoint; and - in response to a determination that each of a plurality of low flow criteria are satisfied, determine a second actuator position setpoint using the proportional variable deadband control technique based on a low flow compensation setpoint and at least one flow rate measurement from the flow rate sensor (510, 610, 738, 948), wherein the low flow compensation setpoint causes the controller (514, 614, 732, 930) to set the second actuator position to a value corresponding to a fully closed position of the valve (504, 604, 704, 946) using the proportional variable deadband control technique; and - operate the motor to drive the drive device to the second actuator position setpoint. - a valve (504, 604, 704, 946) configured to regulate a flow of fluid through a conduit (512, 612); - an actuator (502, 602, 702, 902) comprising a motor and a drive device, the drive device driven by the motor and coupled to the valve (504, 604, 704, 946) for driving the valve (504, 604, 704, 946) between multiple positions; - a flow rate sensor (510, 610, 738, 948) configured to measure the flow rate of the fluid through the valve (504, 604, 704, 946); and - a controller (514, 614, 732, 930) that is communicably coupled with the flow rate sensor (510, 610, 738, 948) and the motor, the controller (514, 614, 732, 930) configured to: - receive a first flow rate setpoint; - determine a first actuator position setpoint using a proportional variable deadband control technique based on the first flow rate setpoint and at least one flow rate measurement from the flow rate sensor (510, 610, 738, 948); - operate the motor to drive the drive device to the first actuator position setpoint; - receive a second flow rate setpoint; and - in response to a determination that each of a plurality of low flow criteria are satisfied, determine a second actuator position setpoint using the proportional variable deadband control technique based on a low flow compensation setpoint and at least one flow rate measurement from the flow rate sensor (510, 610, 738, 948), wherein the low flow compensation setpoint causes the controller (514, 614, 732, 930) to set the second actuator position to a value corresponding to a fully closed position of the valve (504, 604, 704, 946) using the proportional variable deadband control technique; and - receive a first flow rate setpoint; - determine a first actuator position setpoint using a proportional variable deadband control technique based on the first flow rate setpoint and at least one flow rate measurement from the flow rate sensor (510, 610, 738, 948); - operate the motor to drive the drive device to the first actuator position setpoint; - receive a second flow rate setpoint; and - in response to a determination that each of a plurality of low flow criteria are satisfied, determine a second actuator position setpoint using the proportional variable deadband control technique based on a low flow compensation setpoint and at least one flow rate measurement from the flow rate sensor (510, 610, 738, 948), wherein the low flow compensation setpoint causes the controller (514, 614, 732, 930) to set the second actuator position to a value corresponding to a fully closed position of the valve (504, 604, 704, 946) using the proportional variable deadband control technique; and - operate the motor to drive the drive device to the second actuator position setpoint.