JAJU732C
June 2019 – July 2022
概要
Resources
特長
アプリケーション
5
1
System Description
1.1
Key System Specifications
2
System Overview
2.1
Block Diagram
2.2
Highlighted Products
2.2.1
UCC21530
2.2.2
AMC1311
2.2.3
AMC3302
2.2.4
AMC3306M05
2.2.5
LM76003
2.2.6
LMZ31707
2.2.7
OPA320
2.2.8
ISO7721
2.2.9
SN6501
2.2.10
SN6505B
2.2.11
TMP235
2.2.12
LMT87
2.2.13
TL431
2.2.14
LMV762
2.2.15
TMS320F280049 C2000 MCU
2.2.16
TMDSCNCD280049C
2.3
System Design Theory
2.3.1
Dual Active Bridge Analogy With Power Systems
2.3.2
Dual-Active Bridge - Switching Sequence
2.3.3
Dual-Active Bridge - Zero Voltage Switching (ZVS)
2.3.4
Dual-Active Bridge - Design Considerations
2.3.4.1
Leakage Inductor
2.3.4.2
Effect of Inductance on Current
2.3.4.3
Phase Shift
2.3.4.4
Capacitor Selection
2.3.4.5
Soft Switching Range
2.3.4.6
Switching Frequency
2.3.4.7
Transformer Selection
2.3.4.8
SiC MOSFET Selection
2.3.5
Loss Analysis
2.3.5.1
Design Equations
2.3.5.2
SiC MOSFET and Diode Losses
2.3.5.3
Transformer Losses
2.3.5.4
Inductor Losses
2.3.5.5
Gate Driver Losses
2.3.5.6
Efficiency
2.3.5.7
Thermal Considerations
3
Circuit Description
3.1
Power Stage
3.2
DC Voltage Sensing
3.2.1
Primary DC Voltage Sensing
3.2.2
Secondary DC Voltage Sensing
3.3
Current Sensing
3.4
Power Architecture
3.4.1
Auxiliary Power Supply
3.4.2
Isolated Power Supply for Sense Circuits
3.5
Gate Driver
3.5.1
Gate Driver Circuit
3.5.2
Gate Driver Bias Power Supply
3.5.3
Gate Driver Discrete Circuits - Short-Circuit Detection and Two Level Turn Off
4
Hardware, Software, Testing Requirements, and Test Results
4.1
Required Hardware and Software
4.1.1
Hardware
4.1.2
Software
4.1.2.1
Getting Started With Software
4.1.2.2
Pin Configuration
4.1.2.3
PWM Configuration
4.1.2.4
High-Resolution Phase Shift Configuration
4.1.2.5
ADC Configuration
4.1.2.6
ISR Structure
4.2
Test Setup
4.3
PowerSUITE GUI
4.4
LABs
4.4.1
Lab 1
4.4.2
Lab 2
4.4.3
Lab 3
4.4.4
Lab 4
4.4.5
Lab 5
4.5
Test Results
4.5.1
Open-Loop Performance
4.5.2
Closed-Loop Performance
5
Design Files
5.1
Schematics
5.2
Bill of Materials
5.3
PCB Layout Recommendations
5.3.1
Layout Prints
5.4
Altium Project
5.5
Gerber Files
5.6
Assembly Drawings
6
Related Documentation
6.1
Trademarks
7
Terminology
8
About the Author
9
Revision History
アプリケーション
DC 充電 (バッテリ) ステーション
EV 充電ステーション向け電源モジュール
エネルギー・ストレージ電力変換システム (PCS)
オンボード・チャージャ (OBC) およびワイヤレス・チャージャ