- Analog Devices, Inc.
- ICT and Industrial
The TMC2241 is a smart high-voltage stepping motor driver IC with step and direction control and a serial communication interface. This device also features an industry-leading stepping motor driver with 256 microsteps, an embedded indexer, two fully integrated 65V, 3.0A MAX H-bridges, and integrated current sensing (ICS) with no power dissipation.
Analog Devices' Trinamic's sophisticated StealthChop2 chopper enables completely noise-free operation, achieving both maximum efficiency and maximum motor torque.
Features
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Voltage range: 4.5V to 65V DC
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Low R ON (HS + LS): 0.31Ω (typical, T A = 25°C)
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Current rating for each H-bridge (typical value at 25°C)
2A RMS (2.8A sine wave peak) (at VS = 24V)
1.7A RMS (2.4A sine wave peak) (at VS = 48V) -
Fully integrated lossless current detection
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Step/Directional (S/D) Interface with MicroPlyer Step Interpolation Function
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SPI and single-wire UART
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ENCODERS interface
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Maximum resolution of 256 microsteps per full step.
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Flexible waveform table and phase shifting allow for motor compatibility.
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Silent motor operation with StealthChop2
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SpreadCycle High Dynamic Motor Control Chopper
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A combination of StealthChop2 and SpreadCycle without the jerk.
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Sensorless motor load detection using StallGuard2 and StallGuard4
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CoolStep current control achieves energy savings of up to 75%.
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Passive braking and freewheel mode
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Estimation of motor phase temperature
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Chip temperature measurement
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General-purpose analog input
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Comprehensive protection and diagnostic features
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Overvoltage protection output
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Small 5mm x 7mm TQFN38 package
application
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Textiles, sewing machines, knitting machines
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Lab automation and factory automation
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ID printer / Card printer
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Liquid handling, medical applications
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Office automation and paper handling
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POS, massage chair
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ATM, cash collection machine, banknote recognition machine, automated teller machine
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CCTV, security
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Pump and valve control
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Heliostat and ANTENNAS positioning
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Stage lighting
Order information
| PART NUMBER | TEMP RANGE | PIN-PACKAGE |
|---|---|---|
| TMC2241ATU+ | −40℃ to +125℃ | 38 TQFN - 5mm x 7mm |
| TMC2241ATU+T | −40℃ to +125℃ | 38 TQFN - 5mm x 7mm |
Evaluation boards, simulation models
Detail Link
TMC2241Related Links
Motion Controllers and Motor Drivers for Stepping MotorsInquiry
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