DLPS052A
October 2015 – September 2023
DLPA3000
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Revision History
5
Description (cont.)
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
SPI Timing Parameters
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Supply and Monitoring
8.3.1.1
Supply
8.3.1.2
Monitoring
8.3.1.2.1
Block Faults
8.3.1.2.2
Low Battery and UVLO
8.3.1.2.3
Auto LED Turn Off Functionality
8.3.1.2.4
Thermal Protection
8.3.2
Illumination
8.3.2.1
Programmable Gain Block
8.3.2.2
LDO Illum
8.3.2.3
Illumination Driver A
8.3.2.4
RGB Strobe Decoder
8.3.2.4.1
Break Before Make (BBM)
8.3.2.4.2
Openloop Voltage
8.3.2.4.3
Transient Current Limit
8.3.2.5
Illumination Monitoring
8.3.2.5.1
Power Good
8.3.2.5.2
Ratio Metric Overvoltage Protection
8.3.2.6
Load Current and Supply Voltage
8.3.2.7
Illumination Driver Plus Power FETS Efficiency
8.3.3
DMD Supplies
8.3.3.1
LDO DMD
8.3.3.2
DMD HV Regulator
8.3.3.2.1
Power-Up and Power-Down Timing
8.3.3.3
DMD/DLPC Buck Converters
8.3.3.4
DMD Monitoring
8.3.3.4.1
Power Good
8.3.3.4.2
Overvoltage Fault
8.3.4
Buck Converters
8.3.4.1
LDO Bucks
8.3.4.2
General Purpose Buck Converters
8.3.4.3
Buck Converter Monitoring
8.3.4.3.1
Power Good
8.3.4.3.2
Overvoltage Fault
8.3.4.4
Buck Converter Efficiency
8.3.5
Auxiliary LDOs
8.3.6
Measurement System
8.3.7
Digital Control
8.3.7.1
SPI
8.3.7.2
Interrupt
8.3.7.3
Fast-Shutdown in Case of Fault
8.4
Device Functional Modes
8.5
Register Maps
9
Application and Implementation
9.1
Application Information
9.2
Typical Applications
9.2.1
Typical Application Setup Using DLPA3000
9.2.1.1
Design Requirements
9.2.1.2
Detailed Design Procedure
9.2.1.3
Application Curve
9.2.2
Typical Application with DLPA3000 Internal Block Diagram
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
11.3
SPI Connections
11.4
RLIM Routing
11.5
LED Connection
11.6
Thermal Considerations
12
Device and Documentation Support
12.1
Third-Party Products Disclaimer
12.2
Device Support
12.2.1
Device Nomenclature
12.3
Related Links
12.4
Receiving Notification of Documentation Updates
12.5
Support Resources
12.6
Trademarks
12.7
Support Resources
12.8
Electrostatic Discharge Caution
12.9
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
PFD|100
MPQF054B
Thermal pad, mechanical data (Package|Pins)
PFD|100
PPTD321
Orderable Information
dlps052a_oa
12.2.1
Device Nomenclature
Figure 12-1
Package Marking DLPA3000 (Top View)