NCV70516: 微步电机驱动器

Datasheet: Micro-stepping Motor Driver
Rev. 1 (330kB)
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NCV70516 是一款用于双极步进电机的微步进电机驱动器。该芯片通过 I/O 引脚和 SPI 接口与外部微处理器进行联接。NCV70516 包含一个电流转换表,根据 NXT 输入引脚上的时钟信号以及 DIR(方向)寄存器或输入引脚的状态采用下一个微步进。如果检测到电子错误、欠电压或结温度升高,该芯片则会提供错误消息。它使用专属的 PWM 算法实现可靠的电流控制。 NCV70516 完全符合汽车电压要求,非常适合汽车、工业、医疗和海洋环境中的通用型步进电机应用。 由于其技术,此器件特别适合使用波动电池电源的应用。
特性
 
  • Dual H−bridge for 2−phase Stepper Motors
  • Programmable Peak−current up to 800 mA
  • Low Temperature Boost Current up to 1100 mA
  • On−chip Current Translator
  • SPI Interface
  • 5 Step Modes from Full−step up to 16 Micro−steps
  • Fully Integrated Current−sensing and Current−regulation
  • PWM Current Control with Automatic Selection of Fast and Slow Decay
  • Fixed PWM Frequency
  • Active Fly−back Diodes
  • Full Output Protection and Diagnosis
  • Thermal Warning and Shutdown
  • Compatible with 3.3 V Microcontrollers, 5 V Tolerant Inputs, 5 V Tolerant Open Drain Outputs
  • Reset Function
  • Overcurrent Protection
  • These Devices are Pb−Free, Halogen Free/BFR Free and are RoHS Compliant
应用
  • Small Positioning Applications
  • Automotive (headlamp alignment, HVAC, idle control, cruise control)
  • Industrial Equipment (lighting, fluid control, labeling, process control, XYZ tables, robots)
  • Building Automation (HVAC, surveillance, satellite dish, renewable energy systems)
技术文档及设计资源
数据表 (1) 评估板文档 (3)
封装图纸 (1)  
评估/开发工具信息
产品 状况 Compliance 简短说明 行动
NCV70516R1DAGEVB Active
NCV70516 Daughter Board for SPI Stepper Driver EVK
Availability & Samples
Specifications
Interactive Block Diagram
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
NCV70516MW1AR2G Active
AEC Qualified
PPAP Capable
Pb-free
Halide free
NCV70516, Micro-stepping Motor Driver QFNW-24 484AF 1 260 Tape and Reel 5000 $1.5877
市场订货至交货的时间(周) : Contact Factory

Product
Description
Pricing ($/Unit)
Compliance
Status
VM Min (V)
VM Max (V)
VCC Min (V)
VCC Max (V)
IO Max (A)
IO Peak Max (A)
Step Resolution
Control Type
Current Sense
Fault Detection
Package Type
NCV70516MW1AR2G  
 $1.5877 
Pb
A
H
P
 Active   
6
29
6
29
0.8
1.1
1/16
SPI
Fully Integrated
Open Coil
QFNW-24
外形
484AF   
Application
Diagram - Block
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