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LB11946-E

  • In Stock: 1000
  • Available: 11974

Reference Price(In US Dollars)

QtyUnit PriceExt.Price
1+US $8.60000US $8.60
10+US $7.74000US $77.40
30+US $6.02000US $180.60
100+US $4.94500US $494.50
500+US $4.73000US $2365.00
1000+US $4.30000US $4300.00

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  • Description
  • Alternatives
  • Shopping Guide
Description

The LB11946 is a stepping motor driver IC that implements PWM current control bipolar drive with a fixed off time. This IC features 15 current setting levels using a fixed VREF voltage and support for micro-stepping drive from 1-2 phase excitation drive to 4W1-2 phase excitation drive. This device is optimal for driving stepping motors such as those used for carriage drive and paper feed in printers.
Features
• PWM current control (with a fixed off time)
• Logic input serial-parallel converter (allows 1-2, W1-2, 2W1-2, and 4W1-2 phase excitation drive)
• Current attenuation switching function (with slow decay, fast decay, and mixed decay modes)
• Built-in upper and lower side diodes
• Simultaneous on state prevention function (through current prevention)
• Noise canceller function

Thermal shutdown circuit
• Shutoff on low logic system voltage circuit
• Low-power mode control pin
Alternatives

Functional Equivalent (FE) materials, including Fused Filament Fabrication (FFF) form, assembly, and functionally compatible substitute materials.

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