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REF2033 Datasheet 2 Voltage References

Manufacturer: Texas Instruments

Overview: REF2025, REF2030, REF2033, REF2041 SBOS600E – JULY 2018 – REVISED FEBRUARY 2022 REF20xx Low-Drift, Low-Power, Dual-Output, VREF and VREF / 2 Voltage References LOAD Output Voltage Accuracy (%).

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

Applications with only a positive supply voltage often require additional stable voltage in the middle of the analog-to-digital converter (ADC) input range to bias input bipolar signals.

The REF20xx provides a reference voltage (VREF) for the ADC and a second highly-accurate voltage (VBIAS) that can be used to bias the input bipolar signals.

The REF20xx offers excellent temperature drift (8 ppm/°C, maximum) and initial accuracy (0.05%) on both the VREF and VBIAS outputs while operating at a quiescent current less than 430 µA.

Key Features

  • Two outputs, VREF and VREF / 2, for convenient use in single-supply systems.
  • Excellent temperature drift performance:.
  • 8 ppm/°C (maximum) from.
  • 40°C to 125°C.
  • High initial accuracy: ±0.05% (maximum).
  • VREF and VBIAS tracking overtemperature:.
  • 6 ppm/°C (maximum) from.
  • 40°C to 85°C.
  • 7 ppm/°C (maximum) from.
  • 40°C to 125°C.
  • Microsize package: SOT23-5.
  • Low dropout voltage: 10 mV.
  • High out.

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