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PCB-mount discrete drivers

IM805H 5.0 A Microstepping Driver Module


The IM805H  Plus are high performance, low-cost microstepping drivers utilizing advanced technology to greatly reduce size without sacrificing features. The stepper motor drivers are exceptionally small, easy to interface and use, and yet powerful enough to handle the most demanding applications.



Control TypeStep/Direction
Control InterfaceStep, direction and enable inputs
Driver TypeMicrostepping
Operating Temperature[°C] -40 … +85
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Input Voltage[+VDC]+12 to +75
Output Current[A]5.0 (7.0)
Low-Level Input VoltageAll inputs[+VDC]1.2
High-Level Input VoltageAll inputs except Reset[+VDC]2.0
High-Level Input VoltageReset Input, IOL = 2 mA[+VDC]2.3
Input Pull-up Resistance MSEL 0-3, Enable20
Step Clock, Direction2.0
Fault Input4.7
Low-Level Output Current Fault, Full stepmA (min)2
High-Level Output Current Fault, Full stepmA (min)-2
Low-Level Output Voltage IOL = 2 mA[+VDC]0.5
High-Level Output Voltage IOH = 1.7 mA[+VDC]2.3
Step Frequency[MHz] max2.5
Step Resolutions[steps/full step] 1 … 256

Mechanical dimensions

Part Builder

Part Number/Accessories

DescriptionPart number
5.0 A Driver ModuleXIM805H
Isolating Thermal Pad (Included with Driver)TI-22
Heat Sink/Fan/Clip AssemblyHFC-22
Driver Interface BoardINT-805H
Developer’s Kit (Includes Driver, Interface Board, Heat Sink/Fan/Clip Assembly) .XIM805H-DK1
23 Pin Receptacles with Throwaway CarrierPR-22-G1
Small Pry Bar (To Remove Throwaway Carrier and Driver from Pin Receptacles).PB-22
Mounting L-Bracket.MB-22

Recommended motors

NEMA 34 Stepper Motor
419 to 1203 oz-in (296 to 920 N-cm) holding torque
NEMA 23 Stepper Motor
100 … 257 oz-in (71 … 181 N-cm) holding torque
NEMA 23 Stepper Motor
90 … 239 oz-in (64 … 169 N-cm) holding torque

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