[AP2403]

MS1528-E-02

2014/01

- 2 -

3.

Table of Contents

1.

Genaral Description ........................................................................................................................................... 1

2.

Features.............................................................................................................................................................. 1

3.

Table of Contents............................................................................................................................................... 2

4.

Block Diagram and Functions ........................................................................................................................... 3

5.

Pin Configurations and Functions...................................................................................................................... 4

■ Ordering Guide................................................................................................................................................ 4

■ Pin Layout ....................................................................................................................................................... 4

■ Pin Functions................................................................................................................................................... 4

6.

Absolute Maximum Ratings .............................................................................................................................. 6

7.

Recommended Operating Conditions ................................................................................................................ 6

8.

Electrical Characteristics ................................................................................................................................... 7

9.

Functional Descriptions ..................................................................................................................................... 8

■ Start-up Timing ............................................................................................................................................. 10

■ Over Current Protection Timing.................................................................................................................... 11

■ External Synchronization Timing.................................................................................................................. 12

10.

Application Information .............................................................................................................................. 13

11.

Recommended External Circuits ................................................................................................................. 15

12.

PCB Layout Example .................................................................................................................................. 16

13.

Package........................................................................................................................................................ 17

■ Outline Dimensions ....................................................................................................................................... 17

■ Marking ......................................................................................................................................................... 18

14.

Revision History .......................................................................................................................................... 19

IMPORTANT NOTICE .......................................................................................................................................... 20