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AMIS-30422: 用于外部 FET 的步进电机驱动器/控制器

Datasheet: Micro-Stepping Stepper Motor Bridge Controller
Rev. 0 (480.0kB)
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AMIS-30422 是一款微步步进电机桥式控制器,适用于大电流双极应用。该芯片通过 SPI 接口与外部控制器连接,以便控制两个外部电源 NMOS H 桥。它具有片上稳压器、电流传感、自适应 PWM 控制器和带智能斜率控制开关的预驱动器,使零部件的 EMC 符合工业和汽车应用。它采用专有 PWM 算法来实现可靠的电流控制。
特性
 
  • Dual H-bridge pre-drivers for two phase stepper motors
  • Programmable current via SPI
  • On-chip current translator
  • SPI interface
  • Speed and load angle output
  • 9 step modes from full step up to 128 microsteps
  • Current sense via two external sense resistors
  • PWM current control with automatic selection of fast and slow decay
  • Low EMC PWM with selectable voltage slopes
  • Full output protection and diagnosis
  • Thermal warning and shutdown
  • Compatible with 3.3 V microcontrollers
  • Integrated 3.3 V regulator to supply external microcontroller
  • Integrated reset function to reset external microcontroller
  • Integrated watchdog function
应用   终端产品
  • Motor control
 
  • HVAC
  • Industrial control systems
评估/开发工具信息
产品 状况 Compliance 简短说明 行动
AMIS30422DBGEVB Consult Sales Office
Daughter Board Stepper Motor Driver/Controller for External FETs Evaluation Board
AMIS305XXGEVK Consult Sales Office
Pb-free
Industrial Stepper Motor Driver Evaluation Kit 305XX Family
产品
状况
Compliance
具体说明
封装
MSL
容器
预算价格 (1千个数量的单价)
类型
外形
类型
Temperature
类型
数量
AMIS30422C422MNTWG Lifetime
Pb-free
Halide free
AMIS-30422 QFN-48 485AJ 3 260 Tape and Reel 2500 $3.0799
市场订货至交货的时间(周) : Contact Factory
外形
485AJ   
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