LXMG1930-28-0x

Microsemi

Analog Mixed Signal Group

11861 Western Avenue, Garden Grove, CA. 92841, 800-877-6458, 714-898-8121, Fax: 714-893-2570

Page 5

Copyright

© 2009

Rev. 1.1, 2009-11-25

3-String 5W LED Backlight Boost Driver Module

TM

®

DIP SW I T CH LED STRING C U RRENT SET TING S

SW1 (5mA)

SW2 (10mA)

SW3 (20mA)

SW4 (not used)

LED String Current

Notes

OFF

OFF

OFF

15mA

Minimum String current

ON

OFF

OFF

20mA

OFF

ON

OFF

25mA

ON

ON

OFF

30mA

OFF

OFF

ON

35mA

ON

OFF

ON

40mA

OFF

ON

ON

45mA

ON

ON

ON

50mA

Maximum String Current

1

2

34

ON

UP - ON

DOWN - OFF

DIP Switch

S1

Example shows S1 programmed for 25mA LED String Current