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LB11981 - Three-Phase Sensorless Motor Driver

Features

  • No Hall sensors required.
  • No FG sensors required.
  • Lock detection circuit (Can be set to operate in either automatic recovery or latching mode. ).
  • Thermal shutdown circuit.
  • Current limiter circuit.
  • Low-voltage shutdown circuit.
  • Forward/reverse switching.
  • Supports both single- and dual-power supply circuits. 1 0.8 2.7 0.3 14 15.2 0.8 SANYO: HSOP28 (275 mil) Specifications Maximum Ratings at Ta = 25°C Parameter Supply v.

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Full PDF Text Transcription

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Ordering number : ENN6656A Monolithic Digital IC LB11981 Three-Phase Sensorless Motor Driver Applications Refrigerator fan motors Package Dimensions unit: mm 3222-HSOP28 (275 mil) [LB11981] 28 15 1.0 5.6 0.2 Ratings 30 Power supply for output stage 30 30 –0.3 to VCC + 0.3 1.0 Independent IC 0.5 –20 to +75 –55 to +150 0.1 1.8max 0.5 7.6 Unit V V V V A W °C °C Features • No Hall sensors required. • No FG sensors required. • Lock detection circuit (Can be set to operate in either automatic recovery or latching mode.) • Thermal shutdown circuit • Current limiter circuit • Low-voltage shutdown circuit • Forward/reverse switching • Supports both single- and dual-power supply circuits. 1 0.8 2.7 0.3 14 15.2 0.
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