NCT3703U

Publication Date: Dec., 2008

-I-

Revision A1

-Table of Content-

1.

GENERAL DESCRIPTION .............................................................................................................. 1

2.

FEATURES ...................................................................................................................................... 1

3.

BLOCK DIAGRAM ........................................................................................................................... 2

4.

PIN CONFIGURATION AND TYPICAL APPLICATION CIRCUIT .................................................. 4

5.

PIN DESCRIPTION.......................................................................................................................... 5

6.

FUNCTIONAL DESCRIPTION ........................................................................................................ 6

6.1

OUTPUT VOLTAGE AND DROPOUT VOLTAGE ................................................................... 6

6.2

NOISE ....................................................................................................................................... 6

6.3

PSRR ........................................................................................................................................ 6

6.4

LOAD REGULATION CONSIDERATION ................................................................................ 7

6.5

CURRENT LIMIT PROTECTION ............................................................................................. 8

6.6

6.7

OVER TEMPERATURE PROTECTION................................................................................... 8

6.8

LAYOUT NOTE......................................................................................................................... 9

6.9

THERMAL CONSIDERATION.................................................................................................. 9

7.

ELECTRICAL CHARACTERISTIC ................................................................................................ 10

7.1

ABSOLUTE MAXIMUM RATINGS ......................................................................................... 10

7.2

THERMAL INFORMATION .................................................................................................... 11

7.3

RECOMMENDED OPERATING CONDITIONS..................................................................... 11

7.4

ELECTRICAL CHARACTERISTICS....................................................................................... 11

8.

TYPICAL OPERATING WAVEFORMS ......................................................................................... 13

9.

PACKAGE DIMENSION ................................................................................................................ 17

　

TAPING SPECIFICATION.......................................................................................................... 17

10.

ORDERING INFORMATION...................................................................................................... 18

11.

TOP MARKING SPECIFICATION.............................................................................................. 18

12.

REVISION HISTORY ................................................................................................................. 19