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TPAFE411 - HALL Sensor Signal Conditioning IC

General Description

The TPAFE411 is designed only for Hall elements to use in closed-loop current-sensor modules.

The internal precision excitation circuitry for the Hall-element could effectively eliminate the offset and offset-drift of the Hall element.

Key Features

  • Internal Precision Voltage Reference.
  • Accuracy: 0.2% (max).
  • Temp Drift: 50ppm (max).
  • Pin Selectable for 2.5V, 1.65V, and Ratio Metric.
  • Switching Current HALL Sensor Excitation.
  • Reduce HALL Sensor Offset and Drift.
  • Reduce HALL Sensor 1/f Noise.
  • Extended Current Measurement Range.
  • H-Bridge Drive Capability: 350 mA.
  • Precision Current Sensing Amplifier.
  • Offset and Drift: 100μV and 2μV/°C (Max).
  • Bandwidth: 200kHz.
  • Overrange and Error F.

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Datasheet Details

Part number TPAFE411
Manufacturer 3PEAK
File Size 817.44 KB
Description HALL Sensor Signal Conditioning IC
Datasheet download datasheet TPAFE411 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Features ⚫ Internal Precision Voltage Reference ◆ Accuracy: 0.2% (max) ◆ Temp Drift: 50ppm (max) ◆ Pin Selectable for 2.5V, 1.65V, and Ratio Metric ⚫ Switching Current HALL Sensor Excitation ◆ Reduce HALL Sensor Offset and Drift ◆ Reduce HALL Sensor 1/f Noise ⚫ Extended Current Measurement Range ◆ H-Bridge Drive Capability: 350 mA ⚫ Precision Current Sensing Amplifier ◆ Offset and Drift: 100μV and 2μV/°C (Max) ◆ Bandwidth: 200kHz ⚫ Overrange and Error Flags ⚫ Power Supply: 2.7V to 5.5V ⚫ Package: QFN 4mm x 4mm with PowerPAD ⚫ Temp Range: –40°C to +125°C Applications ⚫ Close-Loop HALL Sensor Module Function Block Diagram TPAFE411 HALL Sensor Signal Conditioning IC Description The TPAFE411 is designed only for Hall elements to use in closed-loop current-sensor modules.