[AP4460]

014012310-E-01

2015/04

- 2 -

3. Table of Contents

1 . General Description ..................................................................................................................................... 1

2 . Features........................................................................................................................................................ 1

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

4 . Block Diagram............................................................................................................................................. 3

■ Block Diagram ............................................................................................................................................... 3

5 . Ordering Guide ............................................................................................................................................ 3

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

■ Pin Configurations ......................................................................................................................................... 4

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

7 . Absolute Maximum Ratings ........................................................................................................................ 5

8 . Recommended Operating Conditions.......................................................................................................... 5

9 . Electrical Characteristics ............................................................................................................................. 6

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

10.1

Operation .................................................................................................................................................. 8

10.2

Determine the control threshold of the DC-DC converter and power path.......................................... 9

10.3

Timing Chart........................................................................................................................................... 11

10.4

Input/output Current Characteristic....................................................................................................... 13

11 . Recommended External Circuit ............................................................................................................. 14

■ Recommended External Circuit .................................................................................................................. 14

■ Recommended External Components......................................................................................................... 14

12 . Package .................................................................................................................................................. 15

■ Outline Dimensions ..................................................................................................................................... 15

■ Recommended Foot Print ............................................................................................................................ 15

■ Marking ........................................................................................................................................................ 16

11 . Revise History........................................................................................................................................ 17

IMPORTANT NOTICE .............................................................................................................................. 18