DRV8662 Datasheet Piezo Haptic Driver

Manufacturer: Texas Instruments

DRV8662 piezo haptic driver by Texas Instruments - Datasheet Preview

Datasheet Details

Part number	DRV8662
Manufacturer	Texas Instruments
File Size	1.83 MB
Description	Piezo Haptic Driver
Download	DRV8662 Download (PDF)

General Description

The DRV8662 is a single-chip piezo haptic driver with integrated 105 V boost switch, integrated power diode, and integrated fully-differential amplifier.

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

The input signal can be either differential or single-ended.

Overview

DRV8662 SLOS709C – JUNE 2011 – REVISED DECEMBER 2022 DRV8662 Piezo Haptic Driver with Integrated Boost Converter.

Key Features

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.
Integrated Boost Converter.
Adjustable Boost Voltage.
Adjustable Current Limit.
Integrated Power FET and Diode.
No Transformer Required.
Fast Start Up Time of 1.5 ms.

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