SLVSC40H
June 2013 – May 2020
DRV8711
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Simplified Schematic
4
Revision History
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
SPI Timing Requirements
6.7
Indexer Timing Requirements
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
PWM Motor Drivers
7.3.2
Direct PWM Input Mode
7.3.3
Microstepping Indexer
7.3.4
Current Regulation
7.3.5
Decay Modes
7.3.6
Blanking Time
7.3.7
Predrivers
7.3.8
Configuring Predrivers
7.3.9
External FET Selection
7.3.10
Stall Detection
7.3.10.1
Internal Stall Detection
7.3.10.2
External Stall Detection
7.3.11
Protection Circuits
7.3.11.1
Overcurrent Protection (OCP)
7.3.11.2
Predriver Fault
7.3.11.3
Thermal Shutdown (TSD)
7.3.11.4
Undervoltage Lockout (UVLO)
7.4
Device Functional Modes
7.4.1
RESET and SLEEPn Operation
7.4.2
Microstepping Drive Current
7.5
Programming
7.5.1
Serial Data Format
7.6
Register Maps
7.6.1
Control Registers
7.6.2
CTRL Register (Address = 0x00)
7.6.3
TORQUE Register (Address = 0x01)
7.6.4
OFF Register (Address = 0x02)
7.6.5
BLANK Register (Address = 0x03)
7.6.6
DECAY Register (Address = 0x04)
7.6.7
STALL Register (Address = 0x05)
7.6.8
DRIVE Register (Address = 0x06)
7.6.9
STATUS Register (Address = 0x07)
8
Application and Implementation
8.1
Application Information
8.1.1
Sense Resistor
8.1.2
Optional Series Gate Resistor
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Set Step Rate
8.2.2.2
Calculate Current Regulation
8.2.2.3
Support External FETs
8.2.2.4
Pick Decay Mode
8.2.2.5
Config Stall Detection
8.2.2.6
Application Curves
9
Power Supply Recommendations
9.1
Bulk Capacitance
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Receiving Notification of Documentation Updates
11.3
Community Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DCP|38
MPDS520B
Thermal pad, mechanical data (Package|Pins)
DCP|38
PPTD170A
Orderable Information
slvsc40h_oa
slvsc40h_pm
2
Applications
Office Automation Machines
Factory Automation
Textile Machines
Robotics