TIDUEE5A
October 2018 – May 2022
Description
Resources
Features
Applications
5
1
System Description
1.1
Key System Specifications
2
System Overview
2.1
Block Diagrams
2.2
Design Considerations
2.3
Highlighted Products
2.3.1
DLP3030-Q1
2.3.2
DLPC120-Q1
2.3.3
TMS320F28023
2.4
System Design Theory
2.4.1
Head-up Display Parameter Design and Tradeoffs
2.4.1.1
Field of View and Eyebox
2.4.1.2
Resolution
2.4.1.3
Virtual Image Distance
2.4.2
Picture Generation Unit Design Decisions
2.4.2.1
Etendue Efficiency Match
2.4.2.2
Aperture Size: Selecting f/# of Optics
2.4.2.3
Thermal Design
2.4.2.4
LED Selection Summary
2.4.3
Design Summary
3
Hardware, Software, Testing Requirements, and Test Results
3.1
Required Hardware and Software
3.1.1
Hardware
3.1.2
Software
3.2
Testing and Results
3.2.1
Test Setup
3.2.2
Test Results
4
Design Files
4.1
Schematics
4.2
Bill of Materials
4.3
PCB Layout Recommendations
4.3.1
Layout Prints
4.4
Cadence Project
4.5
Gerber Files
4.6
Assembly Drawings
5
Software Files
6
Related Documentation
6.1
Trademarks
7
Terminology
8
Revision History
Features
When paired with an optical system, this reference design can output up to 90 lumens with 7.1-W input power
Over 5000:1 dimming ratio
–40°C to 105°C operation
Compact PCB layout
12-V input
3.3-A LED drive output
Greater than 80-pixels-per-degree (ppd) HUD resolution at 10° FOV
Reduced system cost
Windows GUI for easy development