ZHCS551L
January 2010 – April 2019
LMZ10503
PRODUCTION DATA.
1
特性
2
应用
3
说明
Device Images
典型应用电路
效率 (VOUT = 3.3V)
4
修订历史记录
5
Pin Configuration and Functions
Pin 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
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Enable
7.3.2
Enable and UVLO
7.3.3
Soft-Start
7.3.4
Soft-Start Capacitor
7.3.5
Tracking
7.3.6
Tracking - Equal Soft-Start Time
7.3.7
Tracking - Equal Slew Rates
7.3.8
Current Limit
7.3.9
Overtemperature Protection
7.4
Device Functional Modes
7.4.1
Prebias Start-Up Capability
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Custom Design With WEBENCH® Tools
8.2.2.2
Input Capacitor Selection
8.2.2.3
Output Capacitor Selection
8.2.2.3.1
Output Voltage Setting
8.2.2.4
Loop Compensation
8.2.3
Application Curves
8.3
System Examples
8.3.1
Application Schematic for 3.3-V to 5-V Input and 2.5-V Output With Optimized Ripple and Transient Response
8.3.2
Application Schematic for 3.3-V to 5-V Input and 2.5-V Output
8.3.3
EMI Tested Schematic for 2.5-V Output Based on 3.3-V to 5-V Input
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Examples
10.3
Estimate Power Dissipation and Thermal Considerations
10.4
Power Module SMT Guidelines
11
器件和文档支持
11.1
器件支持
11.1.1
第三方产品免责声明
11.1.2
开发支持
11.1.2.1
使用 WEBENCH® 工具创建定制设计
11.2
文档支持
11.2.1
相关文档
11.3
接收文档更新通知
11.4
社区资源
11.5
商标
11.6
静电放电警告
11.7
术语表
12
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
NDW|7
MMSF024
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcs551l_oa
zhcs551l_pm
7.4
Device Functional Modes