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Motor ICs

Unipolar Stepper Motor Driver

  • Wide Voltage Range (5 to 50V)
  • STEP & DIR input Operation
  • Low RON=0.9Ω typ.@Io=±500mA(U&L)
  • Thermal Shutdown Circuit
  • RESET Function
  • Output Power Save Function (INH)
  • Half / Full Step Operation
  • Motor Origin Monitor Output (MO)
  • BCD Process Technology
  • Package Outline (DIP16, SOP16 JEDEC 300mil)
General Description
The NJW4350 is a high efficiency DMOS unipolar stepper motor driver IC.Low Ron DMOS driver realizes high power efficiency and low heat generation of a stepper motor application.The motor can be controlled by step and direction pulse input which makes the programming task of a micro controller simple and easy.Enhanced control feature, Motor Origin output, INH and RESET, make the NJW4350 applicable for a wide range of stepper motor applications.
Package Information
Part Number Package OutlinePinsMaterial Declaration (RoHS/Halogen)Terminal FinishWeight(mg) (Reference)Reflow solderingFlow solderingIron solderingPacking ConditionMSLSolder Foot Print
16Sn2Bi1170-YesYesNon dry pack--
SOP16 JEDEC 300mil
16Pure Sn435YesYesYesNon dry pack1
Sample & Buy
Part NumberPackagesStatusPacking SpecificationSampleBuy
NJW4350E2SOP16 JEDEC 300mil(Active)