MT-038: Op Amp Input Bias Current - Analog Devices

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Op Amp Input Bias Current . DEFINITION OF INPUT BIAS CURRENT . Ideally, no current flows into the input terminals of an op amp. In practice, there are always two input bias currents, IB+ and IB-(see Figure 1). Rev.0, 10/08, WK Page 1 of 5 A very variable parameter! I B can vary from 60 fA (1 electron every 3 μs) to many μA,

  Devices, Input, Analog devices, Analog, Op amp, Op amp input