SLVSAX9F
September 2011 – February 2025
DRV8818
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
Pin Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
Timing Requirements
5.7
Motor Driver Timing Switching Characteristics
5.8
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.3.1
PWM H-Bridge Drivers
6.3.2
Current Regulation
6.3.3
Decay Mode
6.3.4
Microstepping Indexer
6.3.5
Protection Circuits
6.3.5.1
Overcurrent Protection (OCP)
6.3.5.2
Thermal Shutdown (TSD)
6.3.5.3
Undervoltage Lockout (UVLO)
6.4
Device Functional Modes
6.4.1
Sleep Mode
6.4.2
Disable Mode
6.4.3
Active Mode
6.4.4
Decay Modes
7
Application and Implementation
7.1
Application Information
7.2
Typical Application
7.2.1
Design Requirements
7.2.2
Detailed Design Procedure
7.2.2.1
Stepper Motor Speed
7.2.2.2
Current Regulation
7.2.3
Application Curves
7.3
Power Supply Recommendations
7.3.1
Bulk Capacitance
7.4
Layout
7.4.1
Layout Guidelines
7.4.1.1
Heatsinking
7.4.2
Layout Example
7.4.3
Thermal Considerations
7.4.3.1
Power Dissipation
8
Device and Documentation Support
8.1
Documentation Support
8.1.1
Related Documentation
8.2
Community Resources
8.3
Trademarks
9
Revision History
10
Mechanical, Packaging, and Orderable Information
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
PWP|28
MPDS373B
サーマルパッド・メカニカル・データ
PWP|28
PPTD030AA
発注情報
slvsax9f_oa
slvsax9f_pm
Data Sheet
DRV8818 Stepper Motor Controller IC