IM481H 1.5 A Microstepping Driver Module

The IM481H Plus is a high performance, low-cost microstepping driver utilizing advanced technology to greatly reduce size without sacrificing features. The IM481H is exceptionally small, easy to interface and use, and yet powerful enough to handle the most demanding applications.

Specifications

General
Control Type	—	Step/Direction
Control Interface	—	Step, direction and enable inputs
Driver Type	—	Microstepping
Operating Temperature	[°C]	-40 … +85

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Electrical
Input Voltage	[+VDC]	+12 to +48
Output Current	[A]	1.5 (2.1)

Inputs

Low-Level Input Voltage	All inputs	[+VDC]	1.2
High-Level Input Voltage	All inputs except Reset	[+VDC]	2.0
High-Level Input Voltage	Reset Input, IOL = 2 mA	[+VDC]	2.3
Input Pull-up Resistance	MSEL 0-3, Enable	kΩ	20
	Step Clock, Direction	kΩ	2.0
	Reset	kΩ	1.0
	Fault Input	kΩ	4.7
Low-Level Output Current	Fault, Full step	mA (min)	2
High-Level Output Current	Fault, Full step	mA (min)	-2
Low-Level Output Voltage	IOL = 2 mA	[+VDC]	0.5
High-Level Output Voltage	IOH = 1.7 mA	[+VDC]	2.3

Motion
Step Frequency	[MHz] max	2.5
Step Resolutions	[steps/full step]	1 … 256

Mechanical

Mechanical dimensions

Part Builder

Part Number/Accessories

Description	Part number
1.5 A Driver Module	XIM481H
Isolating Thermal Pad (Included with Driver)	TI-481
Heat Sink (Includes Mount ing Hardware)	H–481
Driver Interface Board	INT-481
21 Pin Right Angle Connector	HY481-CN021