JAJSH61A
April 2019 – September 2019
UC1843B-SP
PRODUCTION DATA.
1
特長
2
アプリケーション
3
概要
Device Images
概略回路図
4
改訂履歴
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
UVLO
7.3.2
Reference
7.3.3
Totem-Pole Output
7.4
Device Functional Modes
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
Switching Frequency
8.2.2.2
Transformer
8.2.2.3
RCD Diode Clamp
8.2.2.4
Output Diode
8.2.2.5
Output Filter and Capacitor
8.2.2.6
Compensation
8.2.2.7
Sense Resistor and Slope Compensation
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.1.1
Feedback Traces
10.1.2
Input/Output Capacitors
10.1.3
Compensation Components
10.1.4
Traces and Ground Planes
10.2
Layout Example
11
デバイスおよびドキュメントのサポート
11.1
ドキュメントの更新通知を受け取る方法
11.2
コミュニティ・リソース
11.3
商標
11.4
静電気放電に関する注意事項
11.5
Glossary
12
メカニカル、パッケージ、および注文情報
Device Images
概略回路図