SLVSI75
May 2026
DRV8218
ADVANCE INFORMATION
1
1
Features
2
Applications
3
Description
4
Device Comparison
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
Transient Current Capability
6.7
Timing Diagrams
6.8
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
External Components
7.4
Feature Description
7.4.1
Control Modes
7.4.1.1
PWM Control Mode (MODE = 0)
7.4.1.2
PH/EN Control Mode (MODE = 1)
7.4.1.3
Independent Half-Bridge Control Mode (MODE = Hi-Z)
7.4.2
Pin Diagrams
7.4.2.1
Logic-Level Inputs
7.4.2.2
Tri-Level Input
7.4.3
Protection Circuits
7.4.3.1
Supply Undervoltage Lockout (UVLO)
7.4.3.2
OUTx Overcurrent Protection (OCP)
7.4.3.3
Thermal Shutdown (TSD)
7.5
Device Functional Modes
7.5.1
Active Mode
7.5.2
Low-Power Sleep Mode
7.5.3
Fault Mode
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Full-Bridge Driving
8.2.1.1
Supply Voltage
8.2.1.2
Control Interface - Full Bridge
8.2.1.3
Low-Power Operation
8.2.1.4
Application Curves
8.2.2
Half-Bridge Driving
8.2.2.1
Control Interface
8.2.2.2
Low-Power Operation
8.2.2.3
Application Curves
8.2.3
Parallel Multiple Drivers
8.2.4
Dual-Coil Relay Driving
8.2.4.1
Control Interface
8.2.4.2
Low-Power Operation
8.2.4.3
Application Curves
8.2.5
Current Sense
8.2.5.1
Design Requirements
8.2.5.2
Detailed Design Procedure
8.2.5.2.1
Shunt Resistor Sizing
8.2.5.2.2
RC Filter
8.3
Current Capability and Thermal Performance
8.3.1
Power Dissipation and Output Current Capability
8.4
Power Supply Recommendations
8.4.1
Bulk Capacitance
8.5
Layout
8.5.1
Layout Guidelines
8.5.2
Layout Example
9
Device and Documentation Support
9.1
Documentation Support
9.1.1
Related Documentation
9.2
Receiving Notification of Documentation Updates
9.3
Support Resources
9.4
Trademarks
9.5
Electrostatic Discharge Caution
9.6
Glossary
10
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DSG|8
MPDS308C
Thermal pad, mechanical data (Package|Pins)
Data Sheet
DRV8218 11V 8A H-Bridge Motor Driver with PWM, PH/EN, and Half-Bridge Control Interfaces and Low-Power Sleep Mode