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LV8081GQ - Two channels Constant-current H-bridge Driver

General Description

Pin No.

1 2 3 4 5 16 Pin Name OUT1 OUT2 OUT3 OUT4 RFG2 RFG1 5, 16 : Current sensing resistor connection pins Connect the current sensing resistor between these pins and ground to detect the output currents for constant current control.

Key Features

  • Two channels constant-current H-bridge driver.
  • Built-in position detection comparator, SW for the photo reflector (independent control).
  • Supports both 2 phase excitation drive and 1-2 phase excitation drive.
  • Implemented in a low-power MOS IC process.
  • Ultraminiature easy to solder UCT16 package (2.6 × 2.6 × 0.6mm).
  • Built-in thermal shutdown circuit and Low voltage shutdown circuit.
  • 1.8V input interface with battery supply.

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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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www.DataSheet.co.kr Ordering number : ENA1550 Bi-CMOS LSI LV8081GQ Overview Two channels Constant-current H-bridge Driver The LV8081GQ is a two-channel constant-current driver that supports low-voltage operation. It is optimal for constant-current drive of stepping motors (AF and zoom) in portable equipment such as camera cell phones. Features • Two channels constant-current H-bridge driver • Built-in position detection comparator, SW for the photo reflector (independent control) • Supports both 2 phase excitation drive and 1-2 phase excitation drive. • Implemented in a low-power MOS IC process. • Ultraminiature easy to solder UCT16 package (2.6 × 2.6 × 0.6mm) • Built-in thermal shutdown circuit and Low voltage shutdown circuit. • 1.8V input interface with battery supply.