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L6206QTR
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L6206QTR

Product Overview

  • Category: Integrated Circuit
  • Use: Motor Driver
  • Characteristics: High voltage, high current, dual full-bridge driver
  • Package: QFN (Quad Flat No-Lead)
  • Essence: Power management and control for motor applications
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage Range: 8V to 52V
  • Output Current: Up to 5A per bridge
  • Peak Output Current: Up to 7.5A per bridge
  • Operating Temperature Range: -40°C to +150°C
  • Number of Bridges: 2
  • Control Interface: Parallel or Serial
  • Fault Detection and Protection Features: Overcurrent, Undervoltage, and Thermal Shutdown

Pin Configuration

The L6206QTR has a total of 36 pins. The pin configuration is as follows:

  1. VCP - Charge Pump Capacitor
  2. CP1 - Charge Pump Capacitor
  3. CP2 - Charge Pump Capacitor
  4. CPV - Charge Pump Voltage
  5. GND - Ground
  6. VCC - Logic Supply Voltage
  7. IN1A - Input 1A
  8. IN1B - Input 1B
  9. OUT1A - Output 1A
  10. OUT1B - Output 1B
  11. VS - Sense Voltage
  12. REF - Reference Voltage
  13. VREF - Reference Voltage
  14. VREF/2 - Reference Voltage
  15. VREF/4 - Reference Voltage
  16. VREF/8 - Reference Voltage
  17. VREF/16 - Reference Voltage
  18. VREF/32 - Reference Voltage
  19. VREF/64 - Reference Voltage
  20. VREF/128 - Reference Voltage
  21. VREF/256 - Reference Voltage
  22. VREF/512 - Reference Voltage
  23. VREF/1024 - Reference Voltage
  24. VREF/2048 - Reference Voltage
  25. VREF/4096 - Reference Voltage
  26. VREF/8192 - Reference Voltage
  27. VREF/16384 - Reference Voltage
  28. VREF/32768 - Reference Voltage
  29. VREF/65536 - Reference Voltage
  30. VREF/131072 - Reference Voltage
  31. VREF/262144 - Reference Voltage
  32. VREF/524288 - Reference Voltage
  33. VREF/1048576 - Reference Voltage
  34. VREF/2097152 - Reference Voltage
  35. VREF/4194304 - Reference Voltage
  36. VREF/8388608 - Reference Voltage

Functional Features

  • Dual full-bridge configuration for driving two DC motors or one stepper motor
  • High voltage and current capability for demanding motor applications
  • Parallel or serial control interface for flexible integration
  • Fault detection and protection features ensure safe operation
  • Charge pump voltage generation for high-side gate driver supply

Advantages and Disadvantages

Advantages: - High voltage and current ratings allow for driving powerful motors - Flexible control interface enables easy integration into various systems - Fault detection and protection features enhance system reliability - Efficient charge pump voltage generation simplifies power supply design

Disadvantages: - Relatively large package size may limit use in space-constrained applications - Higher cost compared to simpler motor driver ICs with lower specifications

Working Principles

The L6206QTR is a dual full-bridge motor driver IC that provides power management and control for motor applications. It can drive two DC motors or one stepper motor, making it suitable for a wide range of motor-driven systems. The IC operates within a supply voltage range of 8V to 52V and can deliver up to 5A per bridge, with peak output currents reaching 7.5A.

The control interface of the L6206QTR can be configured in parallel or serial mode, offering flexibility in system integration. The IC incorporates fault detection and protection features such as overcurrent, undervoltage, and thermal shutdown, ensuring safe operation and preventing damage to the motor or the driver itself.

To simplify power supply design, the L6206QTR includes a charge pump circuit that generates the high-side gate driver supply voltage. This eliminates the need for an external voltage regulator, reducing overall system complexity and cost.

Detailed Application Field Plans

The L6206QTR is widely used in various motor-driven applications, including:

  1. Robotics: The high voltage and current capabilities of the L6206QTR make it suitable for driving motors in robotic systems, enabling precise control and efficient movement.

  2. Industrial Automation: Motor-driven equipment in industrial automation, such as conveyor belts, pumps, and actuators, can benefit from the reliable and powerful motor control provided by the

قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق L6206QTR في الحلول التقنية

Sure! Here are 10 common questions and answers related to the application of L6206QTR in technical solutions:

  1. Q: What is the L6206QTR? A: The L6206QTR is a dual full-bridge motor driver IC designed for driving bipolar stepper motors or two DC motors.

  2. Q: What is the maximum voltage rating of the L6206QTR? A: The L6206QTR has a maximum voltage rating of 48V.

  3. Q: How much current can the L6206QTR handle per channel? A: The L6206QTR can handle up to 2.8A RMS (4A peak) per channel.

  4. Q: Can the L6206QTR be used with both bipolar stepper motors and DC motors? A: Yes, the L6206QTR can be used with both bipolar stepper motors and DC motors.

  5. Q: Does the L6206QTR require external diodes for motor protection? A: No, the L6206QTR includes built-in freewheeling diodes for motor protection.

  6. Q: Can the L6206QTR operate in microstepping mode? A: Yes, the L6206QTR supports microstepping mode for smoother and more precise motor control.

  7. Q: What is the thermal shutdown temperature of the L6206QTR? A: The thermal shutdown temperature of the L6206QTR is approximately 150°C.

  8. Q: Does the L6206QTR have built-in overcurrent protection? A: Yes, the L6206QTR includes overcurrent protection to prevent damage to the motor and driver.

  9. Q: Can the L6206QTR be controlled using a microcontroller? A: Yes, the L6206QTR can be easily controlled using a microcontroller through its SPI interface.

  10. Q: Are there any evaluation boards or reference designs available for the L6206QTR? A: Yes, STMicroelectronics provides evaluation boards and reference designs to help users get started with the L6206QTR in their applications.

Please note that these answers are general and may vary depending on the specific application and implementation of the L6206QTR.