SLVSCH4
July 2014
DRV8842-EP
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Simplified Schematic
5
Revision History
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
Handling Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Motor Driver Timing Requirements
7.7
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
PWM Motor Drivers
8.3.2
Bridge Control
8.3.3
Current Regulation
8.3.4
Blanking Time
8.3.5
nRESET and nSLEEP Operation
8.3.6
Protection Circuits
8.3.6.1
Overcurrent Protection (OCP)
8.3.6.2
Thermal Shutdown (TSD)
8.3.6.3
Undervoltage Lockout (UVLO)
8.3.7
Thermal Protection
8.3.8
Heatsinking
8.4
Device Functional Modes
8.4.1
Decay Mode
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Power Dissipation
9.2.2.2
Current Regulation Considerations
9.2.2.3
Slow, Fast, and Mixed Decay Modes
9.2.3
Application Curves
10
Power Supply Recommendations
10.1
Bulk Capacitance
10.2
Power Supply and Logic Sequencing
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Trademarks
12.2
Electrostatic Discharge Caution
12.3
Glossary
13
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
slvsch4_oa
slvsch4_pm
5 Revision History
DATE
VERSION
NOTES
July 2014
*
Initial Release