ZHCSDA7G
July 2014 – February 2018
DRV10983
PRODUCTION DATA.
1
特性
2
应用
3
说明
Device Images
应用电路原理图
4
修订历史记录
5
说明 (续)
6
Pin Configuration and Functions
Pin Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Regulators
8.3.1.1
Step-Down Regulator
8.3.1.2
3.3-V and 1.8-V LDO
8.3.2
Protection Circuits
8.3.2.1
Thermal Shutdown
8.3.2.2
Undervoltage Lockout (UVLO)
8.3.2.3
Overcurrent Protection (OCP)
8.3.2.4
Lock
8.3.3
Motor Speed Control
8.3.4
Sleep or Standby Condition
8.3.5
Non-Volatile Memory
8.4
Device Functional Modes
8.4.1
Motor Parameters
8.4.1.1
Motor Phase Resistance
8.4.1.2
BEMF Constant
8.4.2
Starting the Motor Under Different Initial Conditions
8.4.2.1
Case 1 – Motor Is Stationary
8.4.2.2
Case 2 – Motor Is Spinning in the Forward Direction
8.4.2.3
Case 3 – Motor Is Spinning in the Reverse Direction
8.4.3
Motor Start Sequence
8.4.3.1
ISD
8.4.3.2
Motor Resynchronization
8.4.3.3
Reverse Drive
8.4.3.4
Motor Brake
8.4.3.5
Motor Initialization
8.4.3.5.1
Align
8.4.3.5.2
Initial Position Detect (IPD)
8.4.3.5.2.1
IPD Operation
8.4.3.5.2.2
IPD Release Mode
8.4.3.5.2.3
IPD Advance Angle
8.4.3.5.3
Motor Start
8.4.3.6
Start-Up Timing
8.4.4
Start-Up Current Setting
8.4.4.1
Start-Up Current Ramp-Up
8.4.5
Closed Loop
8.4.5.1
Half Cycle Control and Full Cycle Control
8.4.5.2
Analog Mode Speed Control
8.4.5.3
Digital PWM Input Mode Speed Control
8.4.5.4
I2C Mode Speed Control
8.4.5.5
Closed Loop Accelerate
8.4.5.6
Control Coefficient
8.4.5.7
Commutation Control Advance Angle
8.4.6
Current Limit
8.4.6.1
Acceleration Current Limit
8.4.7
Lock Detect and Fault Handling
8.4.7.1
Lock0: Lock Detection Current Limit Triggered
8.4.7.2
Lock1: Abnormal Speed
8.4.7.3
Lock2: Abnormal Kt
8.4.7.4
Lock3 (Fault3): No Motor Fault
8.4.7.5
Lock4: Open Loop Motor Stuck Lock
8.4.7.6
Lock5: Closed Loop Motor Stuck Lock
8.4.8
AVS Function
8.4.8.1
Mechanical AVS Function
8.4.9
PWM Output
8.4.10
FG Customized Configuration
8.4.10.1
FG Output Frequency
8.4.10.2
FG Open-Loop and Lock Behavior
8.4.11
Diagnostics and Visibility
8.4.11.1
Motor Status Readback
8.4.11.2
Motor Speed Readback
8.4.11.2.1
Two-Byte Register Readback
8.4.11.3
Motor Electrical Period Readback
8.4.11.4
BEMF Constant Readback
8.4.11.5
Motor Estimated Position by IPD
8.4.11.6
Supply Voltage Readback
8.4.11.7
Speed Command Readback
8.4.11.8
Speed Command Buffer Readback
8.4.11.9
Fault Diagnostics
8.5
Register Maps
8.5.1
I2C Serial Interface
8.5.2
Register Map
8.5.3
Register Definition
Table 9.
Register Description
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
器件和文档支持
12.1
器件支持
12.1.1
Third-Party Products Disclaimer
12.2
文档支持
12.2.1
相关文档
12.3
商标
12.4
静电放电警告
12.5
接收文档更新通知
12.6
社区资源
12.7
Glossary
13
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
PWP|24
MPDS372A
散热焊盘机械数据 (封装 | 引脚)
PWP|24
PPTD111R
订购信息
zhcsda7g_oa
zhcsda7g_pm
1
特性
输入电压范围:
8 至 28V
总驱动器 H + L r
DS(on)
:250mΩ
驱动电流:
2A 持续绕组电流(峰值 3A)
无传感器专有反电动势 (BEMF) 控制方案
连续正弦 180° 换向
无需外部感测电阻
用户可通过添加外部感应电阻以灵活监视为电机提供的功率
灵活的用户接口选项:
I
2
C 接口:访问命令和反馈寄存器
专用的 SPEED 引脚:接受模拟或 PWM 输入
专用的 FG 引脚:提供 TACH 反馈
可通过 EEPROM 定制旋转曲线
使用 DIR 引脚进行正向/反向控制
集成了降压稳压器,可高效地为内部和外部电路提供电压 (5V 或 3.3V)
电源电流为
3mA
待机型号 (DRV10983)
电源电流为
180 μA
睡眠型号 (
DRV109
83
Z)
过流保护
锁定检测
电压浪涌保护
欠压闭锁 (UVLO) 保护
热关断保护
耐热增强型 24 引脚散热薄型小外形尺寸 (HTSSOP)
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