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FAN8841 - Dual Half-Bridge Piezoelectric Driver

General Description

The FAN8841 is a single-chip piezoelectric actuator driver consisting of a step-up DC-DC converter with integrated 36 V boost switch and the dual half-bridge output stages.

Key Features

  • Step-up DC-DC Converter.
  • Integrated Step-up Power Switch up to 36 V.
  • Wide Operating Voltage Range of 2.7 to 5.5 V.
  • Adjustable Step-up Output Voltage by VCON.
  • Adjustable Step-up Switch Current Limit.
  • Zero Current Detector (ZCD).
  • Internal Soft-Start.
  • Built-in Protection Circuit - Under-Voltage Protection (UVP) - Over-Voltage Protection (OVP) Piezo Actuator Driver.
  • Integrated Half-Bridge Switches (VDS=75 V).
  • Dual Half-Bridge Piezoelectric Driver.
  • Bu.

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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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FAN8841 — Dual Half-Bridge Piezoelectric Driver with Step-up DC-DC Converter June 2015 FAN8841 Dual Half-Bridge Piezoelectric Driver with Step-up DC-DC Converter Features Step-up DC-DC Converter  Integrated Step-up Power Switch up to 36 V  Wide Operating Voltage Range of 2.7 to 5.5 V  Adjustable Step-up Output Voltage by VCON  Adjustable Step-up Switch Current Limit  Zero Current Detector (ZCD)  Internal Soft-Start  Built-in Protection Circuit - Under-Voltage Protection (UVP) - Over-Voltage Protection (OVP) Piezo Actuator Driver  Integrated Half-Bridge Switches (VDS=75 V)  Dual Half-Bridge Piezoelectric Driver  Built-in Shutdown Function Package Information  Small 4.0 mm × 4.