JAJSQ24E
may 2010 – march 2023
DRV8840
PRODUCTION DATA
1
特長
2
アプリケーション
3
説明
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 Driver
7.3.2
Bridge Control
7.3.3
Current Regulation
7.3.4
Decay Mode and Braking
7.3.5
Blanking Time
7.3.6
Protection Circuits
7.3.6.1
Overcurrent Protection (OCP)
7.3.6.2
Thermal Shutdown (TSD)
7.3.6.3
Undervoltage Lockout (UVLO)
7.4
Device Functional Modes
7.4.1
nRESET and nSLEEP Operation
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
Sense Resistor
8.2.3
Application Curves
9
Power Supply Recommendations
9.1
Bulk Capacitance Sizing
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
10.3
Thermal Considerations
10.3.1
Power Dissipation
10.3.2
Heatsinking
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
Community Resources
11.3
Trademarks
12
Mechanical, Packaging, and Orderable Information
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)
PWP|28
MPDS373B
サーマルパッド・メカニカル・データ
PWP|28
PPTD124Q
発注情報
jajsq24e_oa
jajsq24e_pm
8.2
Typical Application
Figure 8-1
Typical Application Schematic