Part LB1868M
Description 2-phase Brushless Fan Motor Driver
Manufacturer onsemi
Size 225.68 KB
onsemi
LB1868M

Key Features

  • Output Protection Zener Diode with Variable Withstand Voltage
  • Z1, Z2 Pins Open: VOLM = 57 V (24 V Specification)
  • Z1, Z2 pins shorted: VOLM = 32 V (12 V Specification)
  • External Zener Diode Connected across Z1 - VCC Pins: Support for Fans with Large Drive Current
  • External Resistor Allows Configuration for 12 V or 24 V
  • Direct Hall Element Connection Possible (Built-in Hall Amplifier with Hysteresis Supports Core without Auxiliary Electrode)
  • Built-in Output Transistor with 1.0 A Output Current (Strengthened Negative-current Support for Core without Auxiliary Electrode)
  • Built-in Rotation Detection Function: Low during Rotation and High during Stop
  • Built-in Lockup Protection with Automatic Recovery
  • ST Pin for Motor Stop/Drive (for Standby Mode of Copiers etc.)