MP1529DR MPS [Monolithic Power Systems], MP1529DR Datasheet - Page 10

• Manufacturer Part Number: MP1529DR
• Description: Fixed Frequency Step-Up Converter LCD Backlight Plus Flash
• Manufacturer: MPS [Monolithic Power Systems]

TYPICAL APPLICATION CIRCUITS
MP1529 Rev. 1.0
11/23/2005
Figure 3—Driving 2 x 3 Backlight Strings (20mA per WLED) and 1 Flash String (40mA Preview,
Figure 2— Driving 1 Backlight String (20mA per WLED) and 1 Flash String (40mA Preview,
GND
EN1
EN2
V
IN
GND
EN1
EN2
V
IN
TM
MP1529 – FIXED FREQUENCY STEP-UP CONVERTER LCD BACKLIGHT PLUS FLASH
C4
10nF
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
C4
10nF
© 2005 MPS. All Rights Reserved.
www.MonolithicPower.com
100mA Flash)
100mAFlash)
16
10
11
16
10
11
1
2
3
4
9
6
1
2
3
4
9
6
IN
EN1
EN2
COMP
ISET1
ISET2
ISET3
GND
IN
EN1
EN2
COMP
SS
ISET1
ISET2
ISET3
GND
SS
MP1529
MP1529
(A) LCD BACKLIGHT LEDS
(B) FLASH LEDS
PGND
PGND
LED1
LED2
LED3
LED1
LED2
LED3
OUT
OUT
SW
SW
14
12
8
7
5
13, 15
14
12
8
7
5
13, 15
(A)
(A)
(B)
D1
D1
MP1529_F02_S01
MP1529_F03_S01
V
OUT
V
OUT
10