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DRV2665 - Piezo Haptic Driver

Description

The DRV2665 device is a piezo haptic driver with integrated 105-V boost switch, integrated power diode, integrated fully-differential amplifier, and integrated digital front end.

This versatile device is capable of driving both high-voltage and low-voltage piezo haptic actuators.

Features

  • 1 Integrated Digital Front End.
  • Up to 400-kHz I2C Bus Control.
  • 100-Byte Internal FIFO Interface.
  • Immersion TS5000-Compliant.
  • Optional Analog Inputs.
  • High Voltage Piezo-Haptic Driver.
  • Drives up to 100 nF at 200 VPP and 300 Hz.
  • Drives up to 150 nF at 150 VPP and 300 Hz.
  • Drives up to 330 nF at 100 VPP and 300 Hz.
  • Drives up to 680 nF at 50 VPP and 300 Hz.
  • Differential Output.
  • 105-V Integrated.

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Full PDF Text Transcription

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design DRV2665 SLOS740B – MAY 2012 – REVISED AUGUST 2015 DRV2665 Piezo Haptic Driver with Integrated Boost Converter and Digital Front End 1 Features •1 Integrated Digital Front End – Up to 400-kHz I2C Bus Control – 100-Byte Internal FIFO Interface – Immersion TS5000-Compliant – Optional Analog Inputs • High Voltage Piezo-Haptic Driver – Drives up to 100 nF at 200 VPP and 300 Hz – Drives up to 150 nF at 150 VPP and 300 Hz – Drives up to 330 nF at 100 VPP and 300 Hz – Drives up to 680 nF at 50 VPP and 300 Hz – Differential Output • 105-V Integrated Boost Converter – Adjustable Boost Voltage – Adjustable Boost Current Limit – Integrated Power FET and Diode – No Transformer Required • 2-ms Fa
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