TMC2225 vs TMC2209: What are Differences

Stepper motor drivers play a pivotal role in modern automation and robotics, where precise control and efficiency are paramount. Among the leading choices in this domain are the TMC2225 and TMC2209 drivers, renowned for their advanced features and application versatility. Understanding their distinct capabilities is crucial for selecting the optimal driver to meet specific project requirements.

What is TMC2225

The TMC2225 is a stepper motor driver offering precise control through STEP/DIR or UART configurations. It supports microstepping up to 1/256, operates with logic voltages from 3.3V to 5V, and handles motor voltages from 4.75V to 36V. Capable of peak currents up to 2.0A, it features advanced technologies like StealthChop2™ for silent operation and SpreadCycle™ for dynamic motor control. With options for internal sense resistors and extensive protection features, it is ideal for applications ranging from 3D printers to HVAC systems.

What is TMC2209

The TMC2209 is a high-performance stepper motor driver known for its efficiency and flexibility. It supports up to 2.8A peak current (2A RMS) with microstepping options of 8, 16, 32, or 64. Featuring MicroPlyer™ interpolation and StealthChop2™ technology for quiet operation, it also includes SpreadCycle™ chopper and CoolStep™ current control for energy savings. Operating between 4.75V to 28V with low RDSon, it offers comprehensive protection, diagnostic capabilities, and supports advanced configurations like single wire UART and OTP. Ideal for 3D printers, CNC machines, and other precision motor control applications.

TMC2225 vs TMC2209: Specifications

TMC2225 Specifications

• Motor Driver: TMC2225
• Configuration: STEP/DIR or UART
• Microsteps: Up to 1/256
• MicroPlyer: 1/256
• Logic Voltage: 3.3-5V
• Motor Voltage: 4.75-36V
• Motor Phase Current: 1.2A RMS, 2.0A Peak

TMC2209 Specifications

• Maximum Operating Voltage: 28V
• Minimum Operating Voltage: 4.75V
• Maximum Current Per Phase: 2A
• Board Dimensions: Width 0.6", Height 0.8"

TMC2225 vs TMC2209: Pinout

TMC2225 Pinout

The TMC2225 motor driver features a comprehensive pinout configuration designed for efficient and precise control. Key pins include the charge pump connections (CPO, CPI, VCP), motor supply voltage (VS), motor coil outputs (OA1, OA2, OB1, OB2), and sense resistor connections (BRA, BRB). The VREF pin allows for current scaling, while the TEST pin can be connected to GND or left open. Ground connections (GND) are provided, along with a 5V regulator output (5VOUT) that requires a ceramic capacitor for optimal performance.

The VCC_IO pin supports 3.3V to 5V IO supply voltage for digital pins. Control inputs include power down (PDN_UART), diagnostic output (DIAG), chopper mode selection (SPREAD), direction (DIR), enable (ENN), and step (STEP). Unused pins (N.C.) can be left open or connected to GND. The clock input (CLK) can be tied to GND for an internal clock or supplied externally. Microstep resolution is configured via MS1 and MS2 pins, and the INDEX pin provides an index pulse. The exposed die pad should be connected to the GND plane for heat dissipation and serves as a GND pin for power drivers and analog circuitry.

TMC2209 Pinout

The TMC2209 pinout configuration features essential connections for motor control, including motor coil outputs, sense resistor connections, and charge pump components. It provides pins for enabling/disabling the motor stage, selecting chopper modes, and configuring microstep resolution and UART address. Diagnostic and index outputs, clock input, and power down control are also included. The driver supports a 3.3V to 5V IO supply for digital pins and includes a standby mode for low power consumption. Proper grounding and heat dissipation are ensured through multiple GND pins and an exposed die pad.

TMC2225 vs TMC2209: Features

TMC2225 Features

Supports 2-phase stepper motors up to 2A coil current (peak)

STEP/DIR Interface with 4, 8, 16, or 32 microstep pin setting

Smooth running with 256 microsteps by MicroPlyer™ interpolation

Silent motor operation with StealthChop2™ technology

Highly dynamic motor control with SpreadCycle™ chopper

Pin selection for chopper scheme

Voltage range from 4.75V to 36V DC

Low RDSon: LS 280mΩ & HS 290mΩ (typ. at 25°C)

Optional automatic standby current reduction

Internal sense resistor option (no external sense resistors required)

Passive braking and freewheeling

Single wire UART and OTP for advanced configuration

Integrated pulse generator for standalone motion

Full protection and diagnostics

HTSSOP package for optimal thermal resistance

TMC2209 Features

High current capacity: Supports up to 2.8A peak coil current (2A RMS).

STEP/DIR interface with 8, 16, 32, or 64 microstep settings.

Smooth running with 256 microsteps using MicroPlyer™ interpolation.

Silent motor operation with StealthChop2™ technology.

Highly dynamic motor control with SpreadCycle™ chopper.

Energy savings up to 75% with CoolStep™ current control.

Low RDSon for reduced heat generation (LS 170mΩ & HS 170mΩ at 25°C).

Comprehensive protection, diagnostics, and advanced configuration options including single wire UART and OTP.

TMC2225 vs TMC2209: Application

TMC2225 Application

The TMC2225 motor driver is an ideal choice for various applications requiring precise and silent stepper motor control. Its advanced features and compatibility make it suitable for:

• 3D Printers: Ensures smooth and silent operation for high-resolution printing tasks.
• Printers and Point of Sale (POS) Systems: Enhances the performance and reliability of printing and scanning mechanisms.
• Office and Home Automation: Provides efficient motor control for devices like automated blinds, adjustable desks, and other smart home devices.
• Textile and Sewing Machines: Delivers precise motor control required for intricate stitching and fabric handling.
• CCTV and Security Systems: Enables smooth and quiet movement of cameras for better surveillance capabilities.
• ATMs and Cash Recyclers: Offers reliable and secure motor control for handling cash and other transactions.
• Heating, Ventilation, and Air Conditioning (HVAC): Facilitates efficient and quiet operation of air handling units and other HVAC components.
• Compatible Design Upgrades: Serves as a versatile upgrade for existing designs, improving performance and reducing noise in a wide range of motor control applications.

TMC2209 Application

The TMC2209 motor driver is a versatile and efficient solution for a wide range of applications that demand precise and quiet stepper motor control. Its advanced features and compatibility make it well-suited for:

• Compatible Design Upgrades: Provides an easy upgrade path for existing designs, enhancing performance and reducing operational noise in various motor control systems.
• 3D Printers: Ensures smooth, accurate, and virtually silent operation, improving print quality and user experience.
• Printers and Point of Sale (POS) Systems: Enhances the reliability and performance of printing and scanning mechanisms, crucial for high-traffic environments.
• Office and Home Automation: Delivers efficient motor control for smart home devices, including automated blinds, adjustable desks, and other automated systems.
• Textile and Sewing Machines: Offers precise and quiet motor control, essential for high-speed sewing and fabric handling applications.
• CCTV and Security Systems: Provides silent and smooth motor operation, ideal for the precise movement of surveillance cameras.
• ATMs and Cash Recyclers: Ensures reliable and secure motor control for handling cash transactions and other automated teller operations.
• Heating, Ventilation, and Air Conditioning (HVAC): Facilitates quiet and efficient operation of air handling units and other HVAC components, improving overall system performance.
• Battery Operated Equipment: Optimizes power consumption and delivers efficient motor control, extending the operational life of battery-powered devices.

TMC2225 vs TMC2209: Application Circuit

TMC2225 Application Circuit

The TMC2225 stepper motor driver application circuit requires minimal additional components for efficient operation. It includes two sense resistors to set motor coil current, low ESR capacitors for power supply filtering, and a recommended minimum 100µF capacitor near the driver to manage current ripple during chopper operation. VCC_IO can be powered from 5VOUT or an external 3.3V regulator, ensuring reliable performance across various applications.

TMC2209 Application Circuit

The TMC2209 stepper motor driver's application circuit utilizes two sense resistors to calibrate motor coil current. To ensure stable performance, it is crucial to employ low ESR capacitors for effective power supply filtering, capable of handling current ripple generated during chopper operation. It is advisable to place a minimum 100µF capacitor close to the driver for optimal functionality. The extent of current ripple in the supply capacitors is influenced by factors such as internal resistance of the power supply and cable length. VCC_IO can be powered from 5VOUT or an external source like a dedicated 3.3V regulator for consistent operation.

TMC2225 vs TMC2209: Package

TMC2225 Package- HTSSOP28

TMC2209 Package - GFN28

TMC2225 vs TMC2209: Datasheet PDF

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Download TMC2209 datasheet PDF>>

TMC2225 vs TMC2209: What are Differences

The TMC2225 and TMC2209 are advanced stepper motor drivers designed for precise control and efficiency in various applications. While they share capabilities such as microstepping support and advanced control technologies like StealthChop2™ and SpreadCycle™, they differ significantly in key specifications and features.

These differences highlight their suitability for different applications and performance requirements. The TMC2225 offers broader microstepping options and supports higher operating voltages, while the TMC2209 provides higher current handling, energy-efficient operation with CoolStep™, and a compact package ideal for space-constrained designs. Both drivers integrate advanced features for enhanced motor control and reliability in their respective applications.

How to Choose between TMC2225 and TMC2209

When choosing between the TMC2225 and TMC2209 stepper motor drivers, several key factors should be considered to match the drivers' capabilities with your application requirements. Both drivers offer advanced features suited for various precision control applications, but their differences in current handling, microstepping options, voltage ranges, and special features can significantly impact their suitability for specific projects.

Key Considerations:

Current Capacity:

• TMC2225: Supports up to 2.0A peak current per phase, suitable for applications requiring moderate current levels.
• TMC2209: Offers higher current capacity with up to 2.8A peak current per phase (2A RMS), making it ideal for applications demanding higher torque and power.

Microstepping Resolution:

• TMC2225: Provides microstepping up to 1/256, allowing for smoother and more precise motor control, which is beneficial in applications needing high positional accuracy.
• TMC2209: Offers multiple microstepping options (8, 16, 32, or 64), providing flexibility to balance between resolution and motor performance based on application requirements.

Operating Voltage Range:

• TMC2225: Supports a wider motor voltage range from 4.75V to 36V, making it suitable for applications requiring compatibility with various motor types and power supplies.
• TMC2209: Operates within a slightly lower voltage range of 4.75V to 28V, which is still adequate for many applications but may require consideration if higher voltages are needed.

Special Features:

• TMC2225: Features StealthChop2™ for silent motor operation, SpreadCycle™ for dynamic control, and options for internal sense resistors and UART configuration, enhancing versatility in different operating environments.
• TMC2209: Includes advanced features like StealthChop2™ for quiet operation, SpreadCycle™ for dynamic control, CoolStep™ for energy savings, and comprehensive protection and diagnostics capabilities, suitable for demanding applications requiring efficiency and precision.

Physical Package:

• TMC2225: Packaged in HTSSOP28, which may influence board layout considerations and thermal management.
• TMC2209: Packaged in QFN28, offering good thermal dissipation and compact size, which can be advantageous in space-constrained designs.

Application Suitability:

• TMC2225: Ideal for applications such as 3D printers, office automation, and HVAC systems where precise control, flexibility in motor voltage, and high microstepping resolution are crucial.
• TMC2209: Well-suited for applications in CNC machines, high-precision robotics, and battery-operated equipment where higher current capacity, energy efficiency, and advanced control features are required.

Cost and Availability:

• Evaluate the cost-effectiveness and availability of both drivers based on your project budget and procurement timelines.

Conclusion

In conclusion, the decision between the TMC2225 and TMC2209 stepper motor drivers hinges on balancing technical specifications with application demands. Whether prioritizing higher current capacities and energy efficiency in precision machinery or requiring broader voltage compatibility and advanced control features in automation systems, each driver offers unique advantages. By carefully evaluating these factors, engineers and designers can confidently integrate the most suitable driver to achieve optimal performance and reliability in their motor control applications.

TMC2225-SA

Analog Devices Inc.

Motor Drivers, Controllers

3~7 Days

In Stock：6,699

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