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描述

此参考设计是使用 DRV10987 电机驱动器的无传感器无刷直流 (BLDC) 电机正弦驱动器。根据设计,该 PCB 可降低 DRV10987 的温度。此设计可应对 DRV10987 过热的情况或由于 DRV10987 外壳上的防水材料等而需要低外壳温度的情况。需要此设计的终端设备可能包括烘干机风扇、排水泵或空气净化器。

主要特色

  • 工作温度更低,因此效率更高
  • 过热保护
  • 过流保护
  • 更好的散热能力支持高达 60W 的使用功率

Products Matched

  • 电机驱动器

Applications Matched

  • 工业应用

Design Parameters

 
 
Vin (V) (Min)
Vin (V) (Min)
Vin (V) (Max)
Vin (V) (Max)
输入类型
输入类型
Designed for
Designed for
TIDA-01493.1
(Output
Voltage1)
12 24 DC

描述

TIDA-01619 可以为工作电压范围为 4.4V 至 18V 的系统提供三相无刷直流 (BLDC) 电机驱动器解决方案。

该设计采用 DRV10974 电机驱动器,从而能够添加用于实现闭环速度控制的 MCU。DRV10974 无需霍尔传感器即可提供无传感器通信,只需 6 个外部无源组件即可实现低成本解决方案,通过一个 180° 正弦通信系统可实现最佳效率和低噪声。

该参考设计提供有关直径为 22mm 的板设计和热增强(采用双层布局和 2 盎司覆铜厚度)的准则。

主要特色

  • 热增强:2 层布局和 2 盎司覆铜厚度
  • 小封装尺寸:直径为 22mm
  • 低噪声
  • 能够添加用于实现闭环速度控制的 MCU
  • 通过来自 10974 的片上保护实现了全面保护

Products Matched

  • 电机驱动器

Applications Matched

  • 工业应用

描述

With the increasing number of building and home owners looking to retrofit smart locks (or electronic locks) to their building or home, wireless battery powered smart locks are becoming increasingly popular in today’s market.  In a smart lock application, the high current motor and radio (...)

主要特色

  • Over 5 years battery life on 4x AA batteries in series
    • 24 lock or unlock events per day
    • BLE radio connection period
  • Motor Driver has integrated FET’s and a current sense comparator which enables easy design and small solution size with minimal discrete components
  • Voltage-based battery gas gauge (...)

Products Matched

  • 电机驱动器

Applications Matched

  • 工业应用

描述

This reference design showcases an Infrared LED illumination sub-system for Internet Protocol (IP) network cameras with day and night vision. The system features a cut filter control, LED dimming, ambient light measuring and ballasting for current of each IR LED string. Ballasting is an alternative (...)

主要特色

  • Incorporates current ballasting to equalize IR LED currents between strings in a multi-string LED array while using a single-string LED controller
  • Offers firmware-adjustable ambient light level thresholds and ambient light measurement modes
  • Offers PWM-adjustable illumination brightness levels
  • Offers (...)

Products Matched

  • 电机驱动器

Applications Matched

  • 工业应用

描述

This reference design implements safe brake control functionality in servo drives as per IEC EN 61800-5-2 by providing two channel output signals to control an external holding brake. The holding brake will be latched when the power supply is cut off and released when voltage is applied to the coil (...)

主要特色

  • Compact, smart, holding-brake controller solution
  • Can control 24V rated holding brake with current up to 2A
  • Dual-switch control provides redundancy to open brake-coil circuit
  • Galvanic isolation up to 2500-VRMS between holding-brake circuit and microcontroller
  • Hardware-based, pulse width modulation (...)

Products Matched

  • 电机驱动器

Applications Matched

  • 工业应用

描述

This reference design demonstrates how to create a battery-powered electronic smart lock with integrated Wi-Fi®. The design demonstrates how the SimpleLink™ Wi-Fi CC3220S wireless MCU (SoC) can be used as the main system controller and network processor to create a highly integrated (...)

主要特色

  • Direct Connection to Cloud from Smart Lock
  • Multiple Provisioning Methods (BLE Provisioning, Access Point Provisioning, and TI SmartConfig™)
  • Wide Range of Built-in Security Features
  • Over-the-Air (OTA) Software Update through the Cloud Using with Multiple Security Enablers
  • Motor Driver with Integrated (...)

Products Matched

  • 电机驱动器

Applications Matched

  • 工业应用

描述

This mobile point of sale (mPOS) reference design features a 1S1P Li-Ion battery architecture to reduce system size and cost. Integrated load switches are used to reduce standby power consumption and maximize battery life to enable the single-cell architecture. A USB Type-C charging port is also (...)

主要特色

  • 1S1P low-voltage battery architecture made possible by inclusion of low-voltage (5-V) printer rail driven by DRV8833
  • USB Type-C charging port via TUSB320 and BQ25890 updates current USB implementations to new standard
  • TPS22918 load switch disconnects inactive subsystems to extend battery life in a (...)

Products Matched

  • 电机驱动器

Applications Matched

  • 工业应用

描述

This 16-button stainless steel keypad, which utilizes TI's inductive touch technology, demonstrates highly sensitive buttons on a single piece of 0.6mm thick stainless steel metal.  The design utilizes a MUXed approach to implement many buttons with a single LDC1614. The design is (...)

主要特色

  • Completely enclosed design with 0.6mm thick stainless steel panel as the button interface
  • High sensitivity to measure metal movement in the sub-micrometer resolution
  • Measures force applied to implement multiple functions on a single button
  • Robust contactless design immune to water, dirt, dust, and (...)

Products Matched

  • 电机驱动器

Applications Matched

  • 工业应用

描述

This reference design is a sensorless BLDC motor sinusoidal drive using the DRV10983-Q1 motor driver and MSP430G2553 microcontroller (MCU). The MCU is only used for speed control while the DRV device is the main motor driver with integrated FETS which drives the motor. This design specifically (...)

主要特色

  • 12-V drive capable of driving 3 phase brushless DC (BLDC) motors with sinusoidal commutation
  • Single-layer design reduces manufacturing cost
  • Uses proprietary sensorless control scheme to provide continuous sinusoidal drive, significantly reducing pure tone acoustics
  • MCU processes speed input, control (...)

Products Matched

  • 电机驱动器

Applications Matched

  • 工业应用

描述

This brushless DC (BLDC) motor drive reference design uses closed-loop control to achieve a very-high speed accuracy using only two chips. The first chip is a cost effective entry level MCU out of the popular ultra-low power MSP430 family. The other (DRV10987) is a three-phase, sensorless, 180° (...)

主要特色

  • Closed-loop speed control ensures high accuracy of expected motor speed
  • Highly-integrated and protected single-chip, sinusoidal brushless motor controller reduces external part count and audible noise
  • Closed-loop system uses only two chips
  • Integrated buck and linear regulator to efficiently step down (...)

Products Matched

  • 电机驱动器

Applications Matched

  • 工业应用

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