ZHCSM25
October 2020
TPS562202S
PRODUCTION DATA
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
Adaptive On-Time Control and PWM Operation
8.3.2
ECO Mode Control
8.3.3
Soft Start and Pre-Biased Soft Start
8.3.4
Current Protection
8.3.5
Undervoltage Lockout (UVLO) Protection
8.3.6
Thermal Shutdown
8.4
Device Functional Modes
8.4.1
Normal Operation
8.4.2
Eco-mode Operation
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 Voltage Resistors Selection
9.2.2.2
Output Filter Selection
9.2.2.3
Input Capacitor Selection
9.2.2.4
Bootstrap Capacitor Selection
9.2.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Receiving Notification of Documentation Updates
12.2
Support Resources
12.3
Trademarks
12.4
Electrostatic Discharge Caution
12.5
Glossary
13
Mechanical, Packaging, and Orderable Information
封装选项
机械数据 (封装 | 引脚)
DRL|6
MPDS159H
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsm25_oa
1
特性
带集成 140mΩ 和 84mΩ FET 的 2A 转换器
具有快速瞬态响应的
D-CAP2™
模式控制
输入电压范围:4.3V 至 17V
输出电压范围:0.804V 至 7V
轻负载下采用 ECO 模式
580kHz 开关频率
小于 3µA 的低关断电流
1.5% 反馈电压精度 (25°C)
支持预偏置启动
逐周期过流限制
断续模式过流保护
非锁存欠压保护 (UVP) 和热关断 (TSD) 保护
固定软启动:1.2ms