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Op amp phototransistor circuit
Op amp phototransistor circuit




What is the output resistance of the ca3080a? In other words, it is an amplifier where the differential input voltage generates an output current. Introduction to CA3080 The CA3080 is an operational transconductance amplifier (OTA) mainly employed in the electrical circuits for converting the input voltage signal into an output current.

  • Flexible Supply Voltage Range = ☒V to ☑5V.
  • Adjustable Power Consumption Range = 10µW to 30µW.
  • Slew Rate (Unity Gain, Compensated) around = 50V/µs.
  • The description of each pin is given below. There are total eight pins incorporated into this device. Pin# 4 is a ground pin while pin# 7 is a voltage supply pin. The following figure shows the pinout diagram of CA3080. These types are especially applicable for multiplexer applications because power is consumed only when the devices are in the “ON” channel state

    op amp phototransistor circuit

    These types also have a high output impedance and their transconductance (gM) is directly proportional to the amplifier bias current (IABC). In addition, these types have an amplifier bias input which may be used either for gating or for linear gain control. The CA3080 has differential input and a single-ended, push-pull, class-A output. Applications of the CA3080 High-Performance Operational Transconductance Amplifier. The CA3080 is Gateable-Gain Blocks which utilize the unique operational-transconductance amplifier. The OTA, like a standard operational amplifier, has a high impedance differential input stage and can be used with negative feedback. There is usually an additional input for a current to control the transconductance of the amplifier. As a result, it is a voltage-controlled current source (VCCS).

    op amp phototransistor circuit

    The operational transconductance amplifier (OTA) is an amplifier that generates an output current from a differential input voltage. The CA3080 is an amplifier where the differential input voltage generates an output current.






    Op amp phototransistor circuit