ZHCSCO5B
June 2014 – February 2018
DLPA2000
PRODUCTION DATA.
1
特性
2
应用
3
说明
Device Images
3.1
简化电路原理图
4
修订历史记录
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
Storage Conditions
6.3
ESD Ratings
6.4
Recommended Operating Conditions
6.5
Thermal Information
6.6
Electrical Characteristics
6.7
Motor Driver Timing Requirements
6.8
Data Transmission Timing Requirements
6.9
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
DMD Regulators
7.3.2
RGB Strobe Decoder
7.3.3
LED Current Control
7.3.4
Calculating Inductor Peak Current
7.3.5
LED Current Accuracy
7.3.6
Transient Current Limiting
7.3.7
1.1-V Regulator (Buck Converter)
7.3.8
Motor Driver
7.3.8.1
Motor Driver Overcurrent Protection
7.3.9
Measurement System
7.3.10
Protection Circuits
7.3.10.1
Thermal Warning (HOT) and Thermal Shutdown (TSD)
7.3.10.2
Low Battery Warning (BAT_LOW) and Undervoltage Lockout (UVLO)
7.3.10.3
DMD Regulator Fault (DMD_FLT)
7.3.10.4
V6V Power-Good (V6V_PGF) Fault
7.3.10.5
VLED Overvoltage (VLED_OVP) Fault
7.3.10.6
VLED Power Save Mode
7.3.10.7
V1V8 PG Failure
7.3.10.8
Interrupt Pin (INTZ)
7.3.10.9
SPI
7.3.11
Password Protected Registers
7.4
Device Functional Modes
7.5
Register Maps
Table 7.
Register Description
7.5.1
Chip Revision Register
Table 8.
Chip Revision Register Field Descriptions
7.5.2
Enable Register
Table 9.
Enable Register Field Descriptions
7.5.3
Transient-Current Limit Settings
Table 10.
Transient-Current Limit Settings Field Descriptions
7.5.4
Regulation Current MSB, SW4
Table 11.
Regulation Current MSB, SW4 Field Descriptions
7.5.5
Regulation Current LSB, SW4
Table 12.
Regulation Current LSB, SW4 Field Descriptions
Table 13.
Regulation Current LSB, SW4 Bit Definitions
7.5.6
Regulation Current MSB, SW5
Table 14.
Regulation Current MSB, SW5 Field Descriptions
7.5.7
Regulation Current LSB, SW5
Table 15.
Regulation Current LSB, SW5 Field Descriptions
Table 16.
Regulation Current LSB, SW5 Bit Definitions
7.5.8
Regulation Current MSB, SW6
Table 17.
Regulation Current MSB, SW6 Field Descriptions
7.5.9
Regulation Current LSB, SW6
Table 18.
Regulation Current LSB, SW6 Field Descriptions
Table 19.
Regulation Current LSB, SW6 Bit Definitions
7.5.10
Switch On/Off Control (Direct Mode)
Table 20.
Switch On/Off Control (Direct Mode) Field Descriptions
7.5.11
AFE (MUX) Control
Table 21.
AFE (MUX) Control Field Descriptions
7.5.12
Break Before Make (BBM) Timing
Table 22.
BBM Timing Field Descriptions
7.5.13
Interrupt Register
Table 23.
Interrupt Register Field Descriptions
7.5.14
Interrupt Mask Register
Table 24.
Interrupt Mask Register Field Descriptions
7.5.15
Timing Register VOFS, VBIAS, VRST, and RESETZ
Table 25.
Timing Register VOFS, VBIAS, VRST, and RESETZ Field Descriptions
Table 26.
Timing Register VOFS, VBIAS, VRST, and RESETZ Bit Definitions
7.5.16
Motor Control Register
Table 27.
Motor Control Register Field Descriptions
7.5.17
Password Register
Table 28.
Password Register Field Descriptions
7.5.18
System Configuration Register
Table 29.
System Configuration Register Field Descriptions
7.5.19
User EEPROM, BYTE0
Table 30.
User EEPROM, BYTE0 Field Descriptions
7.5.20
User EEPROM, BYTE1
Table 31.
User EEPROM, BYTE1 Field Descriptions
7.5.21
User EEPROM, BYTE2
Table 32.
User EEPROM, BYTE2 Field Descriptions
7.5.22
User EEPROM, BYTE3
Table 33.
User EEPROM, BYTE3 Field Descriptions
7.5.23
User EEPROM, BYTE4
Table 34.
User EEPROM, BYTE4 Field Descriptions
7.5.24
User EEPROM, BYTE5
Table 35.
User EEPROM, BYTE5 Field Descriptions
7.5.25
User EEPROM, BYTE6
Table 36.
User EEPROM, BYTE6 Field Descriptions
7.5.26
User EEPROM, BYTE7
Table 37.
User EEPROM, BYTE7 Field Descriptions
8
Application and Implementation
8.1
Application Information
8.2
Typical Projector Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curve
8.3
Typical Mobile Sensing Application
8.3.1
Design Requirements
8.3.2
Detailed Design Procedure
8.3.2.1
Dlpc150 System Interfaces
8.3.2.1.1
Control Interface
8.3.3
Application Curve
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
器件和文档支持
11.1
器件支持
11.1.1
器件命名规则
11.2
相关链接
11.3
社区资源
11.4
商标
11.5
静电放电警告
11.6
Glossary
12
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
YFF|56
MXBG330
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsco5b_oa
zhcsco5b_pm
1
特性
高效 RGB LED/灯驱动器,在小型芯片级封装中集成了降压/升压直流/直流转换器、DMD 电源、DPP 内核电源、1.8V 负载开关以及测量系统
三个用于通道选择的低阻抗(27°C 时典型值为 30mΩ)金属氧化物半导体场效应晶体管 (MOSFET) 开关
每个通道具有独立的 10 位电流控制
针对 DLPA2000 嵌入式应用的最大 LED 电流为 750mA
片上电机驱动器
DMD 调节器
仅需一个电感器
VOFS:10V
VBIAS:18V
VRST:–14V
当禁用时对接地 (GND) 被动放电
DPP 1.1V 内核电源
具有集成开关 FET 的同步降压转换器
支持高达 600mA 的输出电流
VLED 降压/升压转换器
轻负载电流状态下的省电模式
低阻抗负载开关
V
IN
范围:1.8V 至 3.6V
支持高达 200mA 的电流
当禁用时对接地 (GND) 被动放电
DMD 复位信号生成和电源排序
33MHz 串行外设接口 (SPI)
用于测量模拟信号的多路复用器
电池电压
LED 电压,LED 电流
光传感器(用于白点修正)
内部基准电压
外部(热敏电阻)温度传感器
监控和保护电路
热模警告和热关断
低电池电压警告
可编程的电池欠压闭锁 (UVLO)
负载开关 UVLO
过流和欠压保护
DLPA2000 芯片级球栅阵列 (DSBGA) 封装
56 球 0.4mm 间距
裸片尺寸:3.280mm × 3.484mm ± 0.03mm
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