SLVSAS8D
April 2011 – November 2015
DRV8843
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and 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
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
PWM Motor Drivers
7.4
Device Functional Modes
7.4.1
Bridge Control
7.4.2
Current Regulation
7.4.3
Decay Mode During Current Chopping
7.4.4
Blanking Time
7.4.5
nRESET and nSLEEP Operation
7.4.6
Protection Circuits
7.4.6.1
Overcurrent Protection (OCP)
7.4.6.2
Thermal Shutdown (TSD)
7.4.6.3
Undervoltage Lockout (UVLO)
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Current Regulation
8.2.2.2
Decay Modes
8.2.2.3
Sense Resistor
8.2.3
Application Curves
9
Power Supply Recommendations
9.1
Bulk Capacitance
9.2
Power Supply and Logic Sequencing
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
10.3
Thermal Considerations
10.3.1
Thermal Protection
10.3.2
Power Dissipation
10.3.3
Heatsinking
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Community Resources
11.3
Trademarks
11.4
Electrostatic Discharge Caution
11.5
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
PWP|28
MPDS373B
Thermal pad, mechanical data (Package|Pins)
PWP|28
PPTD124Q
Orderable Information
slvsas8d_oa
slvsas8d_pm