AUTONICS MD5-HF28 Ac Stepping Motor Driver 5-PHASE 2.8A 100-220V

( Brand: Autonics ), ( Manufacturer Part Number: MD5-HF28 ), ( Part Type: Ac Motor Driver ), ( Maximum Input Pulse Frequency: 500 Kpps ), ( Overall Height: 7-7/8 In ), ( Control Inputs: Cw, Ccw, Hold/off, Div/sel, Zero/out ), ( Maximum Phase Current: 2.8a Per Phase ), ( Heatsink Material: Aluminum With Finned Design ), ( Certifications: Ce, Ul ), ( Unit Type: Unit ), ( Run Method: Bipolar ), ( Motor Type: 5-phase Stepper Motor ), ( Overall Width: 2-1/8 In ), ( Mounting Pattern: 7.283 In On Center ), ( Overall Depth: 5-3/4 In ), ( Input Voltage: 100 220v Ac ), ( Minimum Input Pulse Width: 0.1 Msec ), ( Input Frequency: 50/60hz ), ( Mounting: 2-hole ), ( Step Division: 1, 2, 4 ), ( Terminal Blocks: 3-pin Green Screw Terminals ), ( Country Of Origin: South Korea ), ( Status Indicators: Power ), ( Alarm: Red Led, Run, Test )

Review AUTONICS 5-phase 2.8a 100-220v Ac Stepping Motor Driver

The Autonics MD5-HF28 is a versatile and powerful 5-phase 2.8A AC stepping motor driver designed for use with 100-220V AC power supplies. This driver is an excellent choice for various automation and industrial applications where precise motor control is essential.

The MD5-HF28 is a microstepping driver, capable of delivering resolutions as fine as 1/32 step per full step. It supports both half-step and microstepping modes, providing a balance between torque and precision. The five-phase configuration ensures smooth and quiet motor operation, making it ideal for applications where low noise is a priority.

This driver is designed to work with bipolar stepping motors and can handle motor currents up to 2.8A per phase. It features over-current, over-voltage, and thermal protection to ensure reliable operation and extend motor life. The driver also includes a built-in flyback diode driver to simplify the circuit design.

The Autonics MD5-HF28 comes with a number of convenient features, including adjustable acceleration and deceleration, adjustable microstepping resolution, and adjustable direction change delay. These features can be easily set using the onboard potentiometers or via external control signals.

The driver is housed in a robust and compact PCB package, measuring just 69mm x 46mm. It includes 10 input terminals for power, control signals, and motor connections. The clear labeling of the terminals simplifies wiring, making it easy to set up and use.

Overall, the Autonics MD5-HF28 is a reliable and feature-rich AC stepping motor driver that offers excellent performance and versatility for a wide range of automation and industrial applications. Its five-phase configuration, adjustable features, and robust design make it a top choice for those seeking precise motor control and quiet operation.

Autonics MD5-HF28 5-Phase 2.8A AC Stepping Motor Driver: A Comprehensive Analysis

The Autonics MD5-HF28 is a 5-phase, 2.8A continuous current, AC stepping motor driver. This component is widely used in various CNC machines, 3D printers, and other automation systems. In this analysis, we will discuss the primary advantages and disadvantages of using this motor driver.

1. Versatility: This motor driver is compatible with both 100V and 220V AC power supplies, making it suitable for a wide range of applications.

2. High Torque: The MD5-HF28 can deliver high torque, making it an ideal choice for heavy-duty applications.

3. Low Power Consumption: With a maximum power consumption of 2.8A, this motor driver is energy-efficient and can help reduce operational costs.

4. Compact Size: Despite its high power capabilities, the MD5-HF28 has a compact size, making it easy to integrate into various systems.

5. Easy-to-Use: This motor driver comes with a simple control interface, making it easy for users to operate and configure.

1. Limited Speed Control: The MD5-HF28 does not provide fine-grained speed control, which may limit its applicability in specific applications that require precise speed adjustments.

2. Lack of Protection Features: This motor driver does not come with built-in protection features such as overcurrent or overvoltage protection, which may require additional components to be added to the system.

3. Limited Input Voltage Range: Although the MD5-HF28 supports both 100V and 220V AC power supplies, the input voltage range is limited, which may not be suitable for all applications.

In conclusion, the Autonics MD5-HF28 is a versatile and energy-efficient motor driver that delivers high torque and is easy to use. However, it lacks fine-grained speed control and built-in protection features, which may be limiting factors for some applications.

If you are looking for a motor driver for heavy-duty applications that require high torque and energy efficiency, the Autonics MD5-HF28 could be an excellent choice. However, if you require precise speed control or built-in protection features, you may need to consider alternative options or add additional components to the system.

In summary, the Autonics MD5-HF28 is a reliable and powerful motor driver suitable for various applications, especially those that require high torque and energy efficiency. However, it may not be the best choice for applications that demand precise speed control or extensive protection features.

Details:

The Autonics MD5-HF28 is a five-phase micro-stepping motor controller designed for direct control of hybrid stepper motors. Manufacturer Autonics. Operating specifications include support for step division 1, 2, 4, 8 configurable via MS1/MS2 selector, CW/CCW directional control, and manual pulse input the TEST button diagnostic purposes. The device incorporates control inputs for clockwise/counterclockwise rotation, hold/off function, divisor selection, and zero-output command, with status indication via Power, Alarm, Run, Test LED indicators.

Motor Type 5-phase stepper motor. Rated for 100 220V AC input at 50/60Hz with 2.8A maximum phase current, this new unit features a finned aluminum heatsink thermal dissipation and includes green 3-pin terminal blocks motor control signal connections. This controller is commonly used in precision positioning, light industrial automation, CNC retrofits, and micro-motion applications requiring reliable five-phase stepper operation. Status Indicators Power green LED, Alarm red Run, Test.

part #: md5hf28 prices

• $351.07-$920.07

specifications steppertrol:

• brand: Autonics
• mpn: Md5-hf28
• part type: Ac Motor Driver
• maximum input pulse frequency: 500 Kpps
• overall height: 7-7/8 In
• control inputs: Cw, Ccw, Hold/off, Div/sel, Zero/out
• maximum phase current: 2.8a Per Phase
• heatsink material: Aluminum With Finned Design
• certifications: Ce, Ul
• unit type: Unit
• run method: Bipolar
• motor type: 5-phase Stepper Motor
• overall width: 2-1/8 In
• mounting pattern: 7.283 In On Center
• overall depth: 5-3/4 In
• input voltage: 100 220v Ac
• minimum input pulse width: 0.1 Msec
• input frequency: 50/60hz
• mounting: 2-hole
• step division: 1, 2, 4
• terminal blocks: 3-pin Green Screw Terminals
• country of origin: South Korea
• status indicators: Power
• alarm: Red Led, Run, Test

shipping steppertrol:

• cost: $3.00
• carrier: USPS, UPS
• service: USPS Ground Advantage, UPS Next Day Air
• class: Standard, One-day
• type: Fixed
• transit: 4-9 Days

offer steppertrol:

• options: Ship-to-home
• best offers: True
• quantity: 4
• sold: 0
• started: April 4, 2026
• availability: In Stock

returns steppertrol:

• method: Money back
• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

general steppertrol:

• Drives Starters > Drives Motor Controls > Stepper Controls Drives
• condition: New

seller steppertrol:

• rating: 99.7%
• # reviews: 32100
• city: Saint Louis, Missouri

payments steppertrol:

• wallet: Apple-pay
• other
• credit card: Visa

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