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DRV8871-Q1 3.6-A Brushed DC Motor Driver With Internal Current Sense (PWM Control)
SLVSDH4
March 2017
PRODUCTION DATA.
CONTENTS
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DRV8871-Q1 3.6-A Brushed DC Motor Driver With Internal Current Sense (PWM Control)
1
Features
2
Applications
3
Description
Device Images
Simplified Schematic
Peak Current Regulation
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
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Bridge Control
7.3.2
Sleep Mode
7.3.3
Current Regulation
7.3.4
Dead Time
7.3.5
Protection Circuits
7.3.5.1
VM Undervoltage Lockout (UVLO)
7.3.5.2
Overcurrent Protection (OCP)
7.3.5.3
Thermal Shutdown (TSD)
7.4
Device Functional Modes
7.4.1
PWM With Current Regulation
7.4.2
PWM Without Current Regulation
7.4.3
Static Inputs With Current Regulation
7.4.4
VM Control
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
Motor Voltage
8.2.2.2
Drive Current
8.2.3
Application Curves
9
Power Supply Recommendations
9.1
Bulk Capacitance
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
10.3
Thermal Considerations
10.4
Power Dissipation
10.4.1
Heatsinking
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
IMPORTANT NOTICE
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)
DDA|8
MPDS092F
サーマルパッド・メカニカル・データ
DDA|8
PPTD178C
発注情報
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