ZHCSH22C
January 2009 – November 2017
LM3241
PRODUCTION DATA.
1
特性
2
应用
3
说明
Device Images
典型应用
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
System Characteristics
6.7
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Circuit Operation
7.3.2
Internal Synchronization Rectification
7.3.3
Current Limiting
7.3.4
Dynamically Adjustable Output Voltage
7.3.5
Thermal Overload Protection
7.3.6
Soft Start
7.4
Device Functional Modes
7.4.1
PWM Mode Operation
7.4.2
Eco-mode™ Operation
7.4.3
Shutdown Mode
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
Setting the Output Voltage
8.2.2.2
Inductor Selection
8.2.2.2.1
Method 1
8.2.2.2.2
Method 2
8.2.2.3
Capacitor Selection
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.1.1
DSBGA Package Assembly and Use
10.1.2
Board Layout Considerations
10.2
Layout Example
11
器件和文档支持
11.1
文档支持
11.1.1
相关文档
11.2
接收文档更新通知
11.3
社区资源
11.4
商标
11.5
静电放电警告
11.6
Glossary
12
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
YZR|6
MXBG269
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsh22c_oa
zhcsh22c_pm
2
应用
电池供电型 3G 和 4G 功率放大器
手持无线电设备
RF PC 卡
电池供电类 RF 器件