ZHCSCV5B
August 2014 – September 2014
TPS22994
PRODUCTION DATA.
1
特性
2
应用
3
说明
4
简化电路原理图
5
修订历史记录
6
Device Comparison Table
7
Pin Configuration and Functions
8
Specifications
8.1
Recommended Operating Conditions
8.2
Absolute Maximum Ratings
8.3
Handling Ratings
8.4
Thermal Information
8.5
Electrical Characteristics
8.6
Switching Characteristics, VBIAS = 7.2 V
8.7
Typical Characteristics
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Operating Frequency
9.3.2
SDA/SCL Pin Configuration
9.3.3
Address (ADDx) Pin Configuration
9.3.4
On-Delay Control
9.3.5
Slew Rate Control
9.3.6
Quick Output Discharge (QOD) Control
9.3.7
Mode Registers
9.3.8
SwitchALL™ Command
9.3.9
VDD Supply For I2C Operation
9.3.10
Input Capacitor (Optional)
9.3.11
Output Capacitor (Optional)
9.3.12
I2C Protocol
9.3.12.1
Start and Stop Bit
9.3.12.2
Auto-increment Bit
9.3.12.3
Write Command
9.3.12.4
Read Command
9.3.12.5
SwitchALLTM Command
9.4
Device Functional Modes
9.4.1
I2C Control
9.4.2
GPIO Control
9.5
Register Map
10
Applications and Implementation
10.1
Application Information
10.1.1
Input Capacitor (Optional)
10.1.2
Output Capacitor (Optional)
10.1.3
Switch from GPIO Control to I2C Control (and vice versa)
10.1.4
Configuration of Configuration Registers
10.1.4.1
Single Register Configuration
10.1.4.2
Multi-register Configuration (Consecutive Registers)
10.1.5
Configuration of Mode Registers
10.1.6
Turn-on/Turn-off of Channels
10.2
Typical Application
10.2.1
Tying Multiple Channels in Parallel
10.2.1.1
Design Requirements
10.2.1.2
Detailed Design Procedure
10.2.1.3
Application Curves
10.2.2
Cold Boot Programming of All Registers
10.2.2.1
Design Requirements
10.2.2.2
Detailed Design Procedure
10.2.2.3
Application Curves
10.2.3
Power Sequencing Without I2C
10.2.3.1
Design Requirements
10.2.3.1.1
Reading From the Registers
10.2.3.2
Detailed Design Procedure
10.2.3.2.1
VIN to VOUT Voltage Drop
10.2.3.2.2
Inrush Current
10.2.3.3
Application Curves
11
Layout
11.1
Board Layout
12
器件和文档支持
12.1
商标
12.2
静电放电警告
12.3
术语表
13
机械封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
RUK|20
MPQF220D
散热焊盘机械数据 (封装 | 引脚)
RUK|20
QFND191D
订购信息
zhcscv5b_oa
zhcscv5b_pm
7 Pin Configuration and Functions