Unipolar Stepper Motor Driver

Data Sheet


  • 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)

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 Outline PLP Pins Terminal Finish Weight(mg) (Reference) Reflow soldering Flow soldering Iron soldering Packing Condition MSL Solder Foot Print
NJW4350D DIP16 - 16 Sn2Bi 1170 - Yes Yes Non dry pack - -

Sample & Buy

Part Number Packages Status Packing Specification Sample Buy
NJW4350D DIP16 (Active) Contact Us Stock Check