ZHCSE88A
October 2015 – February 2023
DLPA3005
PRODUCTION DATA
1
特性
2
应用
3
说明
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
SPI Timing Parameters
7
Detailed Description
7.1
Overview
7.2
Functional Block Description
7.3
Feature Description
7.3.1
Supply and Monitoring
7.3.1.1
Supply
7.3.1.2
Monitoring
7.3.1.2.1
Block Faults
7.3.1.2.2
Auto LED Turn Off Functionality
7.3.1.2.3
Thermal Protection
7.3.2
Illumination
7.3.2.1
Programmable Gain Block
7.3.2.2
LDO Illumination
7.3.2.3
Illumination Driver A
7.3.2.4
RGB Strobe Decoder
7.3.2.4.1
Break Before Make (BBM)
7.3.2.4.2
Openloop Voltage
7.3.2.4.3
Transient Current Limit
7.3.2.5
Illumination Monitoring
7.3.2.5.1
Power Good
7.3.2.5.2
Ratio Metric Overvoltage Protection
7.3.2.6
Illumination Driver plus Power FETs Efficiency
7.3.3
External Power FET Selection
7.3.3.1
Threshold Voltage
7.3.3.2
Gate Charge and Gate Timing
7.3.3.3
RDS(ON)
7.3.4
DMD Supplies
7.3.4.1
LDO DMD
7.3.4.2
DMD HV Regulator
7.3.4.3
DMD/DLPC Buck Converters
7.3.4.4
DMD Monitoring
7.3.4.4.1
Power Good
7.3.4.4.2
Overvoltage Fault
7.3.5
Buck Converters
7.3.5.1
LDO Bucks
7.3.5.2
General Purpose Buck Converter
7.3.5.3
Buck Converter Monitoring
7.3.5.3.1
Power Good
7.3.5.3.2
Overvoltage Fault
7.3.5.4
Buck Converter Efficiency
7.3.6
Auxiliary LDOs
7.3.7
Measurement System
7.4
Device Functional Modes
7.5
Programming
7.5.1
SPI
7.5.2
Interrupt
7.5.3
Fast-Shutdown in Case of Fault
7.5.4
Protected Registers
7.6
Register Maps
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Component Selection for General-Purpose Buck Converters
8.2.3
Application Curve
8.3
System Example With DLPA3005 Internal Block Diagram
9
Power Supply Recommendations
9.1
Power-Up and Power-Down Timing
10
Layout
10.1
Layout Guidelines
10.1.1
SPI Connections
10.1.2
RLIM Routing
10.1.3
LED Connection
10.2
Layout Example
10.3
Thermal Considerations
11
Device and Documentation Support
11.1
Device Support
11.1.1
Device Nomenclature
11.2
第三方产品免责声明
11.3
Related Links
11.4
接收文档更新通知
11.5
支持资源
11.6
Trademarks
11.7
静电放电警告
11.8
术语表
12
Mechanical, Packaging, and Orderable Information
12.1
Package Option Addendum
封装选项
机械数据 (封装 | 引脚)
PFD|100
MPQF054B
散热焊盘机械数据 (封装 | 引脚)
PFD|100
PPTD321
订购信息
zhcse88a_oa