A bandgap reference circuit comprising: a first bipolar transistor and a second bipolar transistor that are connected between a first power supply terminal and a second power supply terminal, each base of the first bipolar transistor and the second bipolar transistor being connected to an output terminal (T OUT), wherein the first bipolar transistor and the second bipolar transistor have different sizes and, therefore, different current densities during operation; a first resistor that is connected between the second power supply terminal and an emitter of the first bipolar transistor; a second resistor (R2a) and a third resistor (R2b) that are connected in series between the emitter of the first bipolar transistor and an emitter of the second bipolar transistor; a fourth resistor that is connected between the power supply terminal and a collector of the first bipolar transistor; a fifth resistor that is connected between the power supply terminal and a collector of the second bipolar transistor; an amplifier having a first input connected to the collector of the first bipolar transistor, a second input connected to the collector of the second bipolar transistor, and an output connected to the base of the first bipolar transistor and the base of the second bipolar transistor; a first temperature correction circuit that is connected between the second power supply terminal and a node between the second resistor (R2a) and the third resistor (R2b), wherein the first temperature correction circuit comprises: a third transistor that is connected between the second power supply terminal and the node between the second resistor (R2a) and the third resistor (R2b), the base of the first transistor being connected at a junction where the end of the first bipolar transistor connects together with the first resistor; and a sixth resistor that is connected in series between the third transistor and the second power supply terminal. a first bipolar transistor and a second bipolar transistor that are connected between a first power supply terminal and a second power supply terminal, each base of the first bipolar transistor and the second bipolar transistor being connected to an output terminal (T OUT), wherein the first bipolar transistor and the second bipolar transistor have different sizes and, therefore, different current densities during operation; a first resistor that is connected between the second power supply terminal and an emitter of the first bipolar transistor; a second resistor (R2a) and a third resistor (R2b) that are connected in series between the emitter of the first bipolar transistor and an emitter of the second bipolar transistor; a fourth resistor that is connected between the power supply terminal and a collector of the first bipolar transistor; a fifth resistor that is connected between the power supply terminal and a collector of the second bipolar transistor; an amplifier having a first input connected to the collector of the first bipolar transistor, a second input connected to the collector of the second bipolar transistor, and an output connected to the base of the first bipolar transistor and the base of the second bipolar transistor; a first temperature correction circuit that is connected between the second power supply terminal and a node between the second resistor (R2a) and the third resistor (R2b), wherein the first temperature correction circuit comprises: a third transistor that is connected between the second power supply terminal and the node between the second resistor (R2a) and the third resistor (R2b), the base of the first transistor being connected at a junction where the end of the first bipolar transistor connects together with the first resistor; and a sixth resistor that is connected in series between the third transistor and the second power supply terminal. a third transistor that is connected between the second power supply terminal and the node between the second resistor (R2a) and the third resistor (R2b), the base of the first transistor being connected at a junction where the end of the first bipolar transistor connects together with the first resistor; and a sixth resistor that is connected in series between the third transistor and the second power supply terminal.