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NP3775 Bipolar Stepper Motor Driver Chip

The NP3775 is a switch-mode (chopper), constant-current driver with two channels: one for each winding of a two-phase stepper motor. The NP3775 is equipped with a disable input to simplify half-stepping operations.

- Controller with translator
- Auto current down circuit
- Works well with
NP3780 series
- Package outline EMP14

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Application Notes


Note: the following documents are in PDF format. You will need the free Adobe Acrobat Reader installed on your computer in order to view these files.

Basic of PCD Series Pulse Control LSIs
This document is intended for customers who will use our LSIs to control motors for the first time. It explains the terms and operations of the simplest of NPM's LSIs, the "PCD series."

Basic Description of the PCL Series
This document outlines the major functions of the PCL series pulse control LSIs.

Basics of Servomotor Control
This document explains the difference between a servomotor and a stepper motor when connected to a servo driver. It covers the terms used in controlling the pulse train supplied to servomotors by a PCL series controller. It DOES NOT explain the principles of operation or the design of the motors and drivers themselves.

Handling of Unused Terminals
This document explains to the user how to handle any unused terminals on the PCL/PCD series LSIs.

Outline Description Sheets for G900x Series
This document describes the basic terms and functions of the Motionnet G900x series device.

What are PCL Series LSIs?
This document explains the PCL Series LSIs.

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