SMA6822MH

Step Resolution:	--
Supplier Device Package:	24-ZIP (SMA-24)
Package / Case:	24-SSIP Formed Leads
Mounting Type:	Through Hole
Operating Temperature:	-20°C ~ 150°C (TJ)
Voltage - Load:	400V (Max)
Voltage - Supply:	13.5 V ~ 16.5 V
Current - Output:	1.5A
Applications:	Appliance
Series:	--
Technology:	Power MOSFET
Interface:	Parallel
Output Configuration:	Half Bridge (3)
Function:	Driver - Fully Integrated, Control and Power Stage
Motor Type - AC, DC:	AC, Synchronous
Motor Type - Stepper:	--
Part Status:	Active
Packaging:	Tube

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Introduction of SMA6822MH

SMA6822MH is a type of Power Management IC (PMIC) designed for motor controllers and drivers. It adopts a fully integrated and low-power H-bridge architecture for a two-phase stepper motor driver. This component is mainly used in applications such as motors, fans, pumps, printers, robots, CNC machines, and consumer products.

SMA6822MH Applications

SMA6822MH is mainly used for two-phase stepper motor drivers in consumer products, automation systems, and industrial applications. Some typical applications include:

• 3D printers
• Robot drives
• Laser engraving system
• Medical instrumentation
• CNC machine tools
• Automatic toll systems

Due to its integrated design, it can provide high power supply accuracy, high efficiency, and better performance than discrete components. Additionally, it has a wide operating voltage range and can cover a wide variety of motor types.

SMA6822MH Working Principle

The main control unit of SMA6822MH is the control logic circuit. This circuit is responsible for controlling the H-bridge circuits. The control circuitry consists of an AND gate, a NOR gate, and an OR gate, enabling the system to control the H-bridges which provide current to the motor.When the AND gate receives a low signal (0V) from the output of the NOR gate, it will turn the H-bridge transistors on, which will then drive the motor. When the output of the NOR gate is high (5V), the AND gate will turn off the H-bridge transistors, causing the motor to stop. The SMA6822MH also features a low-noise Pulse Width Modulation (PWM) control system, allowing for user control of the motor speed. It also features a power on/off control and fault protection circuit, providing protection from possible device failure.

Conclusion

SMA6822MH is an ideal solution for motor controller and driver applications. Its integrated design allows for high accuracy, efficiency, and performance. Its range of features also makes it suitable for a wide variety of motor types, such as 3D printers, CNC machine tools, medical instrumentation, and automatic toll systems, among many others. Its working principle relies on the control logic circuit, enabling the H-bridge transistors to turn on or off the motor depending on theLow or High output of the NOR gate. It also features a PWM control system and power on/off control and fault protection circuit, making it a reliable and safe device.

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