LB1945H: PWM Current Control Type Stepping Motor Driver

Description: The LB1945H is a PWM current control type stepping...
  • The LB1945H is a PWM current control type stepping motor driver.
  • Features
  • PWM current control (external excitation)
  • Load current digital selection (1-2, W1-2 and 2-phase excitation drives possible)
  • Built-in upper and lower diode
  • Simultaneous ON prevention function (feed-through current prevention)
  • Built-in thermal shutdown circuit
  • Built-in noise canceller
  • Technical Documentation & Design Resources
    Product Change Notification
    Availability and Samples
    LB1945H-MPB-E
  • Status: Last Shipments
  • Compliance: Pb-free 
  • Description: PWM Current Control Type Stepping Motor Driver
  • Package Type: HSOP-28H
  • Package Case Outline: 943AB
  • MSL: 3
  • Container Type: FNFLD
  • Container Qty: 25
  • LB1945H-TLM-E
  • Status: Active
  • Compliance: Pb-free 
  • Description: PWM Current Control Type Stepping Motor Driver
  • Package Type: HSOP-28H
  • Package Case Outline: 943AB
  • MSL: 3
  • Container Type: REEL
  • Container Qty: 1000
  • Inventory

  • Market Leadtime (weeks):2 to 4
  • Arrow:0
  • ON Semiconductor:2,000
  • PandS:>1K
  • Specifications
  • VM Min (V): 10 
  • VM Max (V): 28 
  • VCC Min (V): 4.75 
  • VCC Max (V):
  • IO Max (A): 0.8 
  • IO Peak Max (A):
  • Step Resolution: ½ 
  • Control Type: Parallel 
  • Current Sense: External Resistor 
  • Fault Detection: Thermal 
  • Package Type: HSOP-28H 
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