ANP015
Application Note
AP2011 High Efficiency Synchronous PWM Controller Preliminary

This application note contains new product information. Anachip Corp. reserves the rights to modify the product specification without notice. No liability is assumed as a result of the
use of this product. No rights under any patent accompany the sale of the product.
Rev. A.0 Oct. 29, 2004
1/15
Contents

1. AP2011 Specification
1.1 Features
1.2 General Description
1.3 Pin Assignments
1.4 Pin Descriptions
1.5 Block Diagram
1.6 Absolute Maximum Ratings
2. Hardware
2.1 Introduction
2.2 Description of the built-in function circuit
2.3 Schematic
2.4 Board of Material
2.5 Board Layout
3. Design Procedure
3.1 Introduction
3.2 Operating Specifications
3.3 Design Procedures
4. Design Example
4.1 Summary of Target Specifications
4.2 Calculating and Component Selections
4.3 Efficiency Calculation