SLVAFZ0
November 2024
DRV8161
,
DRV8162
1
Abstract
Trademarks
1
Introduction
2
Three-Phase Gate Driver
2.1
Architecture
2.2
Layout Considerations
2.2.1
Advantages
2.2.1.1
MCU to DRV Signal Routing
2.2.1.2
Component Reduction
2.2.2
Challenges
2.2.2.1
MOSFET Placement
2.3
Typical Applications
3
Half-Bridge (Single Phase) Gate Driver
3.1
Architecture
3.2
Layout Considerations
3.2.1
Advantages
3.2.1.1
MOSFET Placement
3.2.1.2
Independent Control
3.2.1.3
Ease of Replacement
3.2.2
Challenges
3.2.2.1
Longer Routing Between Gate Driver and Micro Controller
3.2.2.2
Additional Component Requirements
3.3
Typical Applications
4
Summary
5
References
5
References
Texas Instruments,
DRV816x 100V Half-Bridge Smart Gate Driver with Integrated Protection and Current Sense Amplifier
, data sheet.
Texas Instruments,
Understanding Smart Gate Drive
, application note.
Texas Instruments,
48V, 3.5kW Small Form-Factor Three-Phase Inverter Reference Design for Integrated Motor Drives
, design guide.
Texas Instruments,
DRV8161EVM
, evaluation module.