ZHCSDA7G July   2014  – February 2018 DRV10983

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      应用电路原理图
  4. 4 修订历史记录
  5. 5 说明 （续）
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Regulators
        1. 8.3.1.1 Step-Down Regulator
        2. 8.3.1.2 3.3-V and 1.8-V LDO
      2. 8.3.2 Protection Circuits
        1. 8.3.2.1 Thermal Shutdown
        2. 8.3.2.2 Undervoltage Lockout (UVLO)
        3. 8.3.2.3 Overcurrent Protection (OCP)
        4. 8.3.2.4 Lock
      3. 8.3.3 Motor Speed Control
      4. 8.3.4 Sleep or Standby Condition
      5. 8.3.5 Non-Volatile Memory
    4. 8.4 Device Functional Modes
      1. 8.4.1  Motor Parameters
        1. 8.4.1.1 Motor Phase Resistance
        2. 8.4.1.2 BEMF Constant
      2. 8.4.2  Starting the Motor Under Different Initial Conditions
        1. 8.4.2.1 Case 1 – Motor Is Stationary
        2. 8.4.2.2 Case 2 – Motor Is Spinning in the Forward Direction
        3. 8.4.2.3 Case 3 – Motor Is Spinning in the Reverse Direction
      3. 8.4.3  Motor Start Sequence
        1. 8.4.3.1 ISD
        2. 8.4.3.2 Motor Resynchronization
        3. 8.4.3.3 Reverse Drive
        4. 8.4.3.4 Motor Brake
        5. 8.4.3.5 Motor Initialization
          1. 8.4.3.5.1 Align
          2. 8.4.3.5.2 Initial Position Detect (IPD)
            1. 8.4.3.5.2.1 IPD Operation
            2. 8.4.3.5.2.2 IPD Release Mode
            3. 8.4.3.5.2.3 IPD Advance Angle
          3. 8.4.3.5.3 Motor Start
        6. 8.4.3.6 Start-Up Timing
      4. 8.4.4  Start-Up Current Setting
        1. 8.4.4.1 Start-Up Current Ramp-Up
      5. 8.4.5  Closed Loop
        1. 8.4.5.1 Half Cycle Control and Full Cycle Control
        2. 8.4.5.2 Analog Mode Speed Control
        3. 8.4.5.3 Digital PWM Input Mode Speed Control
        4. 8.4.5.4 I2C Mode Speed Control
        5. 8.4.5.5 Closed Loop Accelerate
        6. 8.4.5.6 Control Coefficient
        7. 8.4.5.7 Commutation Control Advance Angle
      6. 8.4.6  Current Limit
        1. 8.4.6.1 Acceleration Current Limit
      7. 8.4.7  Lock Detect and Fault Handling
        1. 8.4.7.1 Lock0: Lock Detection Current Limit Triggered
        2. 8.4.7.2 Lock1: Abnormal Speed
        3. 8.4.7.3 Lock2: Abnormal Kt
        4. 8.4.7.4 Lock3 (Fault3): No Motor Fault
        5. 8.4.7.5 Lock4: Open Loop Motor Stuck Lock
        6. 8.4.7.6 Lock5: Closed Loop Motor Stuck Lock
      8. 8.4.8  AVS Function
        1. 8.4.8.1 Mechanical AVS Function
      9. 8.4.9  PWM Output
      10. 8.4.10 FG Customized Configuration
        1. 8.4.10.1 FG Output Frequency
        2. 8.4.10.2 FG Open-Loop and Lock Behavior
      11. 8.4.11 Diagnostics and Visibility
        1. 8.4.11.1 Motor Status Readback
        2. 8.4.11.2 Motor Speed Readback
          1. 8.4.11.2.1 Two-Byte Register Readback
        3. 8.4.11.3 Motor Electrical Period Readback
        4. 8.4.11.4 BEMF Constant Readback
        5. 8.4.11.5 Motor Estimated Position by IPD
        6. 8.4.11.6 Supply Voltage Readback
        7. 8.4.11.7 Speed Command Readback
        8. 8.4.11.8 Speed Command Buffer Readback
        9. 8.4.11.9 Fault Diagnostics
    5. 8.5 Register Maps
      1. 8.5.1 I2C Serial Interface
      2. 8.5.2 Register Map
      3. 8.5.3 Register Definition
        1. Table 9. Register Description
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 器件支持
      1. 12.1.1 Third-Party Products Disclaimer
    2. 12.2 文档支持
      1. 12.2.1 相关文档
    3. 12.3 商标
    4. 12.4 静电放电警告
    5. 12.5 接收文档更新通知
    6. 12.6 社区资源
    7. 12.7 Glossary
  13. 13机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

8.5.2 Register Map

Register Name Address D7 D6 D5 D4 D3 D2 D1 D0
SpeedCtrl1(1) 0x00 SpdCtrl[7:0]
SpeedCtrl2(1) 0x01 OverRide SpdCtrl[8]
DevCtrl(1) 0x02 enProgKey[7:0]
EECtrl(1) 0x03 sleepDis SIdata eeRefresh eeWrite
Status(2) 0x10 OverTemp Slp_Stdby OverCurr MtrLck
MotorSpeed1(2) 0x11 MotorSpeed[15:8]
MotorSpeed2(2) 0x12 MotorSpeed[7:0]
MotorPeriod1(2) 0x13 MotorPeriod[15:8]
MotorPeriod2(2) 0x14 MotorPeriod[7:0]
MotorKt1(2) 0x15 MotorKt[15:8]
MotorKt2(2) 0x16 MotorKt[7:0]
IPDPosition(2) 0x19 IPDPosition[7:0]
SupplyVoltage(2) 0x1A SupplyVoltage [7:0]
SpeedCmd(2) 0x1B SpeedCmd [7:0]
spdCmdBuffer(2) 0x1C spdCmdBuffer[7:0]
FaultCode(2) 0x1E Lock5 Lock4 Fault3 Lock2 Lock1 Lock0
MotorParam1(3) 0x20 DoubleFreq Rm[6:0]
MotorParam2(3) 0x21 AdjMode Kt[6:0]
MotorParam3(3) 0x22 CtrlAdvMd TCtrlAdv[6:0]
SysOpt1(3) 0x23 ISDThr[1:0] IPDAdvcAgl[1:0] ISDen RvsDrEn RvsDrThr[1:0]
SysOpt2(3) 0x24 OpenLCurr[1:0] OpLCurrRt[2:0] BrkDoneThr[2:0]
SysOpt3(3) 0x25 CtrlCoef[1:0] StAccel2[2:0] StAccel[2:0]
SysOpt4(3) 0x26 Op2ClsThr[4:0] AlignTime[2:0]
SysOpt5(3) 0x27 LockEn[3:0] AVSIndEn AVSMEn AVSMMd IPDRlsMd
SysOpt6(3) 0x28 SWiLimitThr[3:0] HWiLimitThr[2:0]
SysOpt7(3) 0x29 LockEn5 ClsLpAccel[2:0] Deadtime[3:0]
SysOpt8(3) 0x2A IPDCurrThr[3:0] LockEn4 VregSel IPDClk[1:0]
SysOpt9(3) 0x2B FGOLsel[1:0] FGcycle[1:0] KtLckThr[1:0] SpdCtrlMd CLoopDis
(1) R/W
(2) Read only
(3) EEPROM

Table 8. Default EEPROM Value

Address Default Value
0x20 0x4A
0x21 0x4E
0x22 0x2A
0x23 0x00
0x24 0x98
0x25 0xE4
0x26 0x7A
0x27 0xF4
0x28 0x69
0x29 0xB9
0x2A 0xAD
0x2B 0x0C
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