JAJST19
February 2024
DRV8262-Q1
PRODUCTION DATA
1
1
特長
2
アプリケーション
3
概要
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.4.1
Transient Thermal Impedance & Current Capability
5.5
Electrical Characteristics
5.6
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.4
Device Operational Modes
6.4.1
Dual H-Bridge Mode (MODE1 = 0)
6.4.2
Single H-Bridge Mode (MODE1 = 1)
6.5
Current Sensing and Regulation
6.5.1
Current Sensing and Feedback
6.5.2
Current Regulation
6.5.2.1
Mixed Decay
6.5.2.2
Smart tune Dynamic Decay
6.5.3
Current Sensing with External Resistor
6.6
Charge Pump
6.7
Linear Voltage Regulator
6.8
VCC Voltage Supply
6.9
Logic Level, Tri-Level and Quad-Level Pin Diagrams
6.10
Protection Circuits
6.10.1
VM Undervoltage Lockout (UVLO)
6.10.2
VCP Undervoltage Lockout (CPUV)
6.10.3
Logic Supply Power on Reset (POR)
6.10.4
Overcurrent Protection (OCP)
6.10.5
Thermal Shutdown (OTSD)
6.10.6
nFAULT Output
6.10.7
Fault Condition Summary
6.11
Device Functional Modes
6.11.1
Sleep Mode
6.11.2
Operating Mode
6.11.3
nSLEEP Reset Pulse
6.11.4
Functional Modes Summary
7
Application and Implementation
7.1
Application Information
7.1.1
Driving Brushed-DC Motors
7.1.1.1
Brushed-DC Motor Driver Typical Application
7.1.1.2
Power Loss Calculations - Dual H-bridge
7.1.1.3
Power Loss Calculations - Single H-bridge
7.1.1.4
Junction Temperature Estimation
7.1.1.5
Application Performance Plots
7.1.2
Driving Stepper Motors
7.1.2.1
Stepper Driver Typical Application
7.1.2.2
Power Loss Calculations
7.1.2.3
Junction Temperature Estimation
7.1.3
Driving Thermoelectric Coolers (TEC)
8
Package Thermal Considerations
8.1
DDW Package
8.1.1
Thermal Performance
8.1.1.1
Steady-State Thermal Performance
8.1.1.2
Transient Thermal Performance
8.2
PCB Material Recommendation
9
Power Supply Recommendations
9.1
Bulk Capacitance
9.2
Power Supplies
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Documentation Support
11.1.1
Related Documentation
11.2
ドキュメントの更新通知を受け取る方法
11.3
サポート・リソース
11.4
Trademarks
11.5
静電気放電に関する注意事項
11.6
用語集
12
Revision History
13
Mechanical, Packaging, and Orderable Information
13.1
Tape and Reel 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)
DDW|44
MPDS309B
サーマルパッド・メカニカル・データ
DDW|44
PPTD374
発注情報
jajst19_oa
jajst19_pm
5.6
Typical Characteristics
Figure 5-2
Sleep Mode Supply Current
Figure 5-3
Operating Supply Current, VCC = External 5 V
Figure 5-4
Operating Supply Current, VCC = DVDD
Figure 5-5
High-side FET on Resistance, Dual H-bridge Mode
Figure 5-6
Low-side FET on Resistance, Dual H-bridge Mode
Figure 5-7
High-side FET on Resistance, Single H-bridge Mode
Figure 5-8
Low-side FET on Resistance, Single H-bridge Mode