| 摘要 |
This invention is directed to providing a differential amplifier that can increase voltage gain at low frequency and that can be applied in signal processing circuits of high accuracy. Such a differential amplifier is provided in its output section with field effect transistor M5 having its source terminal connected to power terminal 4, its gate terminal connected to bias power terminal 7, and its drain terminal connected to the drain terminal of field effect transistor M3; and field effect transistor M6 having its source terminal connected to power terminal 4, its gate terminal connected to the drain terminals of field effect transistors M3 and M5, and its drain terminal connected to output terminal 3 and the drain terminal of field effect transistor M4. <IMAGE> |
