ZHCSPT6C
July 2023 – April 2024
TPSM8287A06
,
TPSM8287A12
,
TPSM8287A15
PRODMIX
1
1
特性
2
应用
3
说明
4
Device Options
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
I2C Interface Timing Characteristics
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Fixed-Frequency DCS-Control Topology
7.3.2
Forced-PWM and Power-Save Modes
7.3.3
Precise Enable
7.3.4
Start-Up
7.3.5
Switching Frequency Selection
7.3.6
Output Voltage Setting
7.3.6.1
Output Voltage Setpoint
7.3.6.2
Output Voltage Range
7.3.6.3
Non-Default Output Voltage Setpoint
7.3.6.4
Dynamic Voltage Scaling (DVS)
7.3.7
Compensation (COMP)
7.3.8
Mode Selection / Clock Synchronization (MODE/SYNC)
7.3.9
Spread Spectrum Clocking (SSC)
7.3.10
Output Discharge
7.3.11
Undervoltage Lockout (UVLO)
7.3.12
Overvoltage Lockout (OVLO)
7.3.13
Overcurrent Protection
7.3.13.1
Cycle-by-Cycle Current Limiting
7.3.13.2
Hiccup Mode
7.3.13.3
Current-Limit Mode
7.3.14
Power Good (PG)
7.3.14.1
Power-Good Standalone, Primary Device Behavior
7.3.14.2
Power-Good Secondary Device Behavior
7.3.15
Remote Sense
7.3.16
Thermal Warning and Shutdown
7.3.17
Stacked Operation
7.4
Device Functional Modes
7.4.1
Power-On Reset (POR)
7.4.2
Undervoltage Lockout
7.4.3
Standby
7.4.4
On
7.5
Programming
7.5.1
Serial Interface Description
7.5.2
Standard-, Fast-, Fast-Mode Plus Protocol
7.5.3
I2C Update Sequence
7.5.4
I2C Register Reset
8
Device Registers
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
Selecting the Input Capacitors
9.2.2.2
Selecting the Target Loop Bandwidth
9.2.2.3
Selecting the Compensation Resistor
9.2.2.4
Selecting the Output Capacitors
9.2.2.5
Selecting the Compensation Capacitor, CComp1
9.2.2.6
Selecting the Compensation Capacitor, CComp2
9.2.3
Application Curves
9.3
Typical Application Using Four TPSM8287Axx in Parallel Operation
9.3.1
Design Requirements
9.3.2
Detailed Design Procedure
9.3.2.1
Selecting the Input Capacitors
9.3.2.2
Selecting the Target Loop Bandwidth
9.3.2.3
Selecting the Compensation Resistor
9.3.2.4
Selecting the Output Capacitors
9.3.2.5
Selecting the Compensation Capacitor, CComp1
9.3.2.6
Selecting the Compensation Capacitor, CComp2
9.3.3
Application Curves
9.4
Power Supply Recommendations
9.5
Layout
9.5.1
Layout Guidelines
9.5.2
Layout Example
10
Device and Documentation Support
10.1
Device Support
10.1.1
第三方产品免责声明
10.2
Documentation Support
10.2.1
Related Documentation
10.3
接收文档更新通知
10.4
支持资源
10.5
Trademarks
10.6
静电放电警告
10.7
术语表
11
Revision History
12
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
RDW|39
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcspt6c_oa
zhcspt6c_pm
10.6
静电放电警告
静电放电 (ESD) 会损坏这个集成电路。德州仪器 (TI) 建议通过适当的预防措施处理所有集成电路。如果不遵守正确的处理和安装程序,可能会损坏集成电路。
ESD 的损坏小至导致微小的性能降级,大至整个器件故障。精密的集成电路可能更容易受到损坏,这是因为非常细微的参数更改都可能会导致器件与其发布的规格不相符。