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TSU104IPT Nanopower (580nA) rail-to-rail I/O 5V CMOS Op-Amp

The TSU101, TSU102, and TSU104 operational amplifiers offer an ultra low-power consumption of 580 nA typical and 750 nA maximum per channel when supplied by 1.8 V. Combined with a supply voltage range of 1.5 V to 5.5 V, these features allow the TSU10x series to be efficiently supplied by a coin type Lithium battery or a regulated voltage in low-power applications.


The 8 kHz gain bandwidth of these devices make them ideal for sensor signal conditioning, battery supplied, and portable applications.

Key features
  • Submicro ampere current consumption: 580 nA typ per
    channel at 25 °C at VCC = 1.8 V

  • Low supply voltage: 1.5 V - 5.5 V

  • Unity gain stable

  • Rail-to-rail input and output

  • Gain bandwidth product: 8 kHz typ

  • Low input bias current: 5 pA max at 25 °C

  • High tolerance to ESD: 2 kV HBM

  • Industrial temperature range: -40 °C to 85 °C


    • 42 years of typical equivalent lifetime (for
      TSU101) if supplied by a 220 mAh coin type Lithium battery

    • Tolerance to power supply
      transient drops

    • Accurate
      signal conditioning of high impedance sensors

    • Application performances
      guaranteed over industrial temperature range

    • Fast desaturation