ZHCSCV2C
june 2014 – may 2023
TPS65263
PRODUCTION DATA
1
1
特性
2
应用
3
说明
4
Revision History
5
Device Comparison Table
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
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Adjusting the Output Voltage
8.3.2
Enable and Adjusting UVLO
8.3.3
Soft-Start Time
8.3.4
Power-Up Sequencing
8.3.5
V7V Low Dropout Regulator and Bootstrap
8.3.6
Out-of-Phase Operation
8.3.7
Output Overvoltage Protection (OVP)
8.3.8
Pulse Skipping Mode (PSM)
8.3.9
Slope Compensation
8.3.10
Overcurrent Protection
8.3.10.1
High-Side MOSFET Overcurrent Protection
8.3.10.2
Low-Side MOSFET Overcurrent Protection
8.3.11
Power Good
8.3.12
Thermal Shutdown
8.4
Device Functional Modes
8.4.1
Serial Interface Description
8.4.2
I2C Update Sequence
8.5
Register Maps
8.5.1
Register Description
8.5.2
VOUT1_SEL: Vout1 Voltage Selection Register (offset = 0x00H)
8.5.3
VOUT2_SEL: Vout2 Voltage Selection Register (offset = 0x01H)
8.5.4
VOUT3_SEL: Vout3 Voltage Selection Register (offset = 0x02H)
8.5.5
VOUT1_COM: Buck1 Command Register (offset = 0x03H)
8.5.6
VOUT2_COM: Buck2 Command Register (offset = 0x04H)
8.5.7
VOUT3_COM: Buck3 Command Register (offset = 0x05H)
8.5.8
SYS_STATUS: System Status Register (offset = 0x06H)
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Output Inductor Selection
9.2.2.2
Output Capacitor Selection
9.2.2.3
Input Capacitor Selection
9.2.2.4
Loop Compensation
9.2.3
Application Curves
9.3
Power Supply Recommendations
9.4
Layout
9.4.1
Layout Guidelines
9.4.2
Layout Example
10
Device and Documentation Support
10.1
接收文档更新通知
10.2
支持资源
10.3
Trademarks
10.4
静电放电警告
10.5
术语表
11
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
RHB|32
MPQF130D
散热焊盘机械数据 (封装 | 引脚)
RHB|32
QFND029X
订购信息
zhcscv2c_oa
zhcscv2c_pm
Data Sheet
TPS65263 具有 I
2
C 控制型动态电压调节功能的 4.5V 至 18V 输入电压、3A/2A/2A 输出电流三路同步降压转换器