SLVSF30A
October 2019 – October 2021
DRV10982-Q1
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Description (Continued)
6
Pin Configuration and 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
8.3.2.4
Lock
8.3.3
Motor Speed Control
8.3.4
Load Dump Handling
8.3.5
Sleep or Standby Condition
8.3.5.1
Required Sequence to Enter Sleep Mode
8.3.5.1.1
Option 1
8.3.5.1.2
Option 2
8.3.6
EEPROM Access
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
Initial Speed Detect
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
Align Current
8.4.5
Start-Up Current Setting
8.4.5.1
Start-Up Current Ramp-Up
8.4.6
Closed Loop
8.4.6.1
Half-Cycle Control and Full-Cycle Control
8.4.6.2
Analog-Mode Speed Control
8.4.6.3
Digital PWM-Input-Mode Speed Control
8.4.6.4
I2C-Mode Speed Control
8.4.6.5
Closed-Loop Accelerate
8.4.6.6
Control Coefficient
8.4.6.7
Commutation Control Advance Angle
8.4.7
Current Limit
8.4.7.1
Acceleration Current Limit
8.4.8
Lock Detect and Fault Handling
8.4.8.1
Lock0: Lock-Detection Current Limit Triggered
8.4.8.2
Lock1: Abnormal Speed
8.4.8.3
Lock2: Abnormal Kt
8.4.8.4
Lock3 (Fault3): No-Motor Fault
8.4.8.5
Lock4: Open-Loop Motor-Stuck Lock
8.4.8.6
Lock5: Closed Loop Motor Stuck Lock
8.4.9
Anti Voltage Suppression Function
8.4.9.1
Mechanical AVS Function
8.4.9.2
Inductive AVS Function
8.4.10
PWM Output
8.4.11
FG Customized Configuration
8.4.11.1
FG Output Frequency
8.4.11.2
FG Open Loop and Lock Behavior
8.4.12
Diagnostics and Visibility
8.4.12.1
Motor-Status Readback
8.4.12.2
Motor-Speed Readback
8.4.12.3
Motor Electrical-Period Readback
8.4.12.4
BEMF Constant Read Back
8.4.12.5
Motor Estimated Position by IPD
8.4.12.6
Supply-Voltage Readback
8.4.12.7
Speed-Command Readback
8.4.12.8
Speed-Command Buffer Readback
8.4.12.9
Fault Diagnostics
8.5
Register Maps
8.5.1
I2C Serial Interface
8.5.2
Register Map
8.5.3
Register Descriptions
8.5.3.1
FaultReg Register (address = 0x00) [reset = 0x00]
8.5.3.2
MotorSpeed Register (address = 0x01) [reset = 0x00]
8.5.3.3
MotorPeriod Register (address = 0x02) [reset = 0x00]
8.5.3.4
MotorKt Register (address = 0x03) [reset = 0x00]
8.5.3.5
MotorCurrent Register (address = 0x04) [reset = 0x00]
8.5.3.6
IPDPosition–SupplyVoltage Register (address = 0x05) [reset = 0x00]
8.5.3.7
SpeedCmd–spdCmdBuffer Register (address = 0x06) [reset = 0x00]
8.5.3.8
AnalogInLvl Register (address = 0x07) [reset = 0x00]
8.5.3.9
DeviceID–RevisionID Register (address = 0x08) [reset = 0x00]
8.5.3.10
DeviceID–RevisionID Register (address = 0x08) [reset = 0x00]
8.5.3.11
Unused Registers (addresses = 0x011 Through 0x2F)
8.5.3.12
SpeedCtrl Register (address = 0x30) [reset = 0x00]
8.5.3.13
EEPROM Programming1 Register (address = 0x31) [reset = 0x00]
8.5.3.14
EEPROM Programming2 Register (address = 0x32) [reset = 0x00]
8.5.3.15
EEPROM Programming3 Register (address = 0x33) [reset = 0x00]
8.5.3.16
EEPROM Programming4 Register (address = 0x34) [reset = 0x00]
8.5.3.17
EEPROM Programming5 Register (address = 0x35) [reset = 0x00]
8.5.3.18
EEPROM Programming6 Register (address = 0x36) [reset = 0x00]
8.5.3.19
Unused Registers (addresses = 0x37 Through 0x5F)
8.5.3.20
EECTRL Register (address = 0x60) [reset = 0x00]
8.5.3.21
Unused Registers (addresses = 0x61 Through 0x8F)
8.5.3.22
CONFIG1 Register (address = 0x90) [reset = 0x00]
8.5.3.23
CONFIG2 Register (address = 0x91) [reset = 0x00]
8.5.3.24
CONFIG3 Register (address = 0x92) [reset = 0x00]
8.5.3.25
CONFIG4 Register (address = 0x93) [reset = 0x00]
8.5.3.26
CONFIG5 Register (address = 0x94) [reset = 0x00]
8.5.3.27
CONFIG6 Register (address = 0x95) [reset = 0x00]
8.5.3.28
CONFIG7 Register (address = 0x96) [reset = 0x00]
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
Device and Documentation Support
12.1
Trademarks
12.2
Receiving Notification of Documentation Updates
12.3
Community Resources
13
Mechanical, Packaging, and Orderable Information
13.1
Package Option Addendum
13.1.1
Packaging Information
13.1.2
Tape and Reel Information
Package Options
Mechanical Data (Package|Pins)
PWP|24
MPDS372A
Thermal pad, mechanical data (Package|Pins)
PWP|24
PPTD264C
Orderable Information
slvsf30a_oa
slvsf30a_pm
12.3
Community Resources