Document Number: 002-08393 Rev.*A

Page 2 of 37

MB39C601

Contents

1.

Pin Assignment............................................................................................................................................................ 3

2.

Pin Descriptions........................................................................................................................................................... 3

3.

Block Diagram (On-time control application) ............................................................................................................ 4

4.

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

5.

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

6.

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

7.

Typical Characteristics.............................................................................................................................................. 10

8.

Function Explanation ................................................................................................................................................ 12

8.1

LED Current Control Function ..................................................................................................................................... 12

8.2

Cascode Switching ...................................................................................................................................................... 12

8.3

Natural PFC (Power Factor Correction) Function ........................................................................................................ 12

8.4

Power-Up Sequencing................................................................................................................................................. 13

8.5

Power Down Sequencing ............................................................................................................................................ 14

8.6

OTM Part..................................................................................................................................................................... 15

8.7

PCL Part...................................................................................................................................................................... 16

8.8

FB Part ........................................................................................................................................................................ 17

8.9

TZE Part ...................................................................................................................................................................... 19

9.

Various Protection Circuits....................................................................................................................................... 21

9.1

Under Voltage Lockout Protection (UVLO).................................................................................................................. 21

9.2

Over Voltage Proteciton (OVP) ................................................................................................................................... 21

9.3

Over Load Protection (OL) .......................................................................................................................................... 21

9.4

Over Temperature Protection (OTP) ........................................................................................................................... 21

10.

Various Function Tables ........................................................................................................................................... 22

11.

I/O Pin Equivalent Circuit Diagram ........................................................................................................................... 23

12.

Example Application Circuit ..................................................................................................................................... 25

13.

Usage Precaution....................................................................................................................................................... 29

14.

Ordering Information ................................................................................................................................................. 30

15.

RoHS Compliance Information of Lead (Pb) Free Version ..................................................................................... 30

16.

Marking Format (Lead Free Version)........................................................................................................................ 30

17.

Labeling Sample (Lead Free Version) ...................................................................................................................... 31

18.

MB39C601PNF Recommended Conditions of Moisture Sensitivity Level ............................................................ 32

19.

Package Dimensions ................................................................................................................................................. 34

20.

Major Changes ........................................................................................................................................................... 35

Document History ...................................................................................................................................................... 36