ZHCSMN1A
December 2015 – January 2021
TPS62097
PRODUCTION DATA
1
特性
2
应用
3
说明
4
Revision History
5
Device Options
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommend 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
100% Duty Cycle Mode
8.3.2
Switch Current Limit and Hiccup Short Circuit Protection
8.3.3
Undervoltage Lockout (UVLO)
8.3.4
Thermal Shutdown
8.4
Device Function Modes
8.4.1
Enable and Disable (EN)
8.4.2
Power Save Mode and Forced PWM Mode (MODE)
8.4.3
Soft Start-up (SS/TR)
8.4.4
Voltage Tracking (SS/TR)
8.4.5
Power Good (PG)
9
Application and Implementation
9.1
Application Information
9.2
1.2-V Output Application
9.2.1
Design Requirements
9.2.2
Detailed Design Procedure
9.2.2.1
Setting the Output Voltage
9.2.2.2
Output Filter Design
9.2.2.3
Inductor Selection
9.2.2.4
Capacitor Selection
9.2.3
Application Performance Curves
9.2.4
Coincidental Voltage Tracking
9.2.4.1
Design Requirements
9.2.4.2
Detailed Design Procedure
9.2.4.3
Application Performance Curve
9.2.5
Switching Frequency Selection
9.2.5.1
Design Requirements
9.2.5.2
Detailed Design Procedure
9.2.5.3
Application Performance Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
11.2.1
Thermal Information
12
Device and Documentation Support
12.1
Device Support
12.1.1
第三方产品免责声明
12.2
支持资源
12.3
接收文档更新通知
12.4
Trademarks
12.5
静电放电警告
12.6
术语表
13
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
RWK|11
MPQF427A
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsmn1a_oa
zhcsmn1a_pm
1
特性
推出的新产品:
采用 SOT583 封装的 TPS62851x 6V、0.5A/1A/2A 降压转换器
iDCS-Control 拓扑
强制 PWM 或省电模式
效率高达 97%
2.5V 至 6.0V 输入电压
可调输出电压:0.8V 至 V
IN
1.8V 和 3.3V 固定输出电压
±1% 的输出电压精度
断续短路保护
可编程软启动
输出电压跟踪
可选开关频率
100% 占空比,可实现超低压降
输出放电
电源正常状态输出
热关断保护
-40°C 至 125°C 的工作结温范围
采用 2mm × 2mm VQFN 封装