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Operational Amplifiers

  • High Resistance Operational AmplifierHigh Resistance Operational Amplifier2017/12/26CA3130 is an operational amplifier that combines the dual advantages of CMOS tube and bipolar transistor. Its input is PMOS transistor, which can provide very high input impedance, very low input curr...
  • Skilled and Magic Craftsmanship of Virtual Short Circuit and Virtual Circuit (1)Skilled and Magic Craftsmanship of Virtual Short Circuit and Virtual Circuit (1)2017/12/29Reverse amplifierThe same end grounded on picture1 is =0V, and the reverse and same end are virtual short circuit, so they are 0V, too. Reverse the input resistance is very high and virtual circuit. ...
  • μa741 Operational Amplifierμa741 Operational Amplifier2017/12/29The μA741 operational amplifier, which is the first integrated operational amplifier in the world, is widely popular in the late 1960s. And it is still the typical component for explaining the princi...
  • Low Power Operational AmplifierLow Power Operational Amplifier2017/12/29Low power consumption type operational amplifier: it means that the power consumed during normal operation is lower than normal operation. The low power integrated operational amplifier has a very sma...
  • Today's Manufacturing Process and Circuit DesignToday's Manufacturing Process and Circuit Design2017/12/29Let's make a simple historical review of the amplifiers (such as LM709) that require external compensation and external disordered adjustment components. Most of these products are made by bipolar tec...
  • Future Trends for Operational AmplifiersFuture Trends for Operational Amplifiers2017/12/29In order to achieve this goal, ADI has developed a proprietary CMOS technology of iCMOS industry and recently launched the lowest noise (4.5 Hz) nV /) CMOS amplifier AD8651 and low power supply curre...
  • The Future Development Trend of Operational Amplifier-4The Future Development Trend of Operational Amplifier-42017/12/29Integrating other functions with amplifiers can also reduce system errors. For example, AD8555 provides many unprecedented advantages for sensor signal conditioning applications, for example, gain adj...
  • The Future Development Trend of Operational Amplifier (1)The Future Development Trend of Operational Amplifier (1)2017/12/29From the first operational amplifier IC to the present, the operational amplifier technology has made great progress in two aspects of semiconductor manufacturing technology and circuit design. During...
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