A power supply having a plurality of power supply modules connected in parallel, at least one of the power supply modules comprising: a power train having an input coupled for receiving an input voltage (Vin) and an output for providing an output voltage (Vout) through an output droop resistance and a current sensor providing a current sensor output voltage at a current sensor output (CURRENT SENSE); a control circuit for controlling energy transfer through the power train, the control circuit having a first input connected to the current sensor output (CURRENT SENSE) and a second input; a feedback control loop comprising a voltage feedback amplifier having an output (FEEDBACK) connected to the second input of the control circuit, a negative input (-)coupled to the output (Vout), and a positive input (+) coupled to a summing junction of a reference voltage (Uref) and the current sensor output voltage (CURRENT SENSE); and wherein the current sensor includes: a first resistor serially coupled between the output voltage (Vout) and the output of the power train; a first amplifier having first and second inputs coupled to first and second terminals of the first resistor; and a second resistor coupled between the output of the first amplifier and a voltage trim input (V TRIM). a second amplifier for adjusting the reference signal to compensate for variation in output current of a second power supply having a first input connected trough a third resistor to the voltage trim input (V TRIM) and also connected through a fourth resistor to a voltage reference (V REF1), a second input connected trough a fifth resistor to the output voltage (V OUT) and an output connected to the FEEDBACK input of the control circuit. a power train having an input coupled for receiving an input voltage (Vin) and an output for providing an output voltage (Vout) through an output droop resistance and a current sensor providing a current sensor output voltage at a current sensor output (CURRENT SENSE); a control circuit for controlling energy transfer through the power train, the control circuit having a first input connected to the current sensor output (CURRENT SENSE) and a second input; a feedback control loop comprising a voltage feedback amplifier having an output (FEEDBACK) connected to the second input of the control circuit, a negative input (-)coupled to the output (Vout), and a positive input (+) coupled to a summing junction of a reference voltage (Uref) and the current sensor output voltage (CURRENT SENSE); and wherein the current sensor includes: a first resistor serially coupled between the output voltage (Vout) and the output of the power train; a first amplifier having first and second inputs coupled to first and second terminals of the first resistor; and a second resistor coupled between the output of the first amplifier and a voltage trim input (V TRIM). a second amplifier for adjusting the reference signal to compensate for variation in output current of a second power supply having a first input connected trough a third resistor to the voltage trim input (V TRIM) and also connected through a fourth resistor to a voltage reference (V REF1), a second input connected trough a fifth resistor to the output voltage (V OUT) and an output connected to the FEEDBACK input of the control circuit. a first resistor serially coupled between the output voltage (Vout) and the output of the power train; a first amplifier having first and second inputs coupled to first and second terminals of the first resistor; and a second resistor coupled between the output of the first amplifier and a voltage trim input (V TRIM). a second amplifier for adjusting the reference signal to compensate for variation in output current of a second power supply having a first input connected trough a third resistor to the voltage trim input (V TRIM) and also connected through a fourth resistor to a voltage reference (V REF1), a second input connected trough a fifth resistor to the output voltage (V OUT) and an output connected to the FEEDBACK input of the control circuit.