SLVSCY8B
August 2015 – July 2016
DRV8870
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
Simplified Schematic
H-Bridge States
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
8.2.2.3
Sense Resistor
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
パッケージ・オプション
デバイスごとのパッケージ図は、PDF版データシートをご参照ください。
メカニカル・データ(パッケージ|ピン)
DDA|8
サーマルパッド・メカニカル・データ
DDA|8
PPTD058I
発注情報
slvscy8b_oa
slvscy8b_pm
1
Features
H-Bridge Motor Driver
Drives One DC Motor, One Winding of a Stepper Motor, or Other Loads
Wide 6.5-V to 45-V Operating Voltage
565-mΩ Typical R
DS(on)
(HS + LS)
3.6-A Peak Current Drive
PWM Control Interface
Integrated Current Regulation
Low-Power Sleep Mode
Small Package and Footprint
8-Pin HSOP With PowerPAD™
4.9 × 6.0 mm
Integrated Protection Features
VM Undervoltage Lockout (UVLO)
Overcurrent Protection (OCP)
Thermal Shutdown (TSD)
Automatic Fault Recovery