AAT2860 Datasheet, PDF (20/23 Pages) Advanced Analogic Technologies – Backlight/Flash LED Driver and Multiple LDO Lighting Management Unit

PRODUCT DATASHEET
AAT2860
ChargePump^TM Backlight/Flash LED Driver and Multiple LDO Lighting Management Unit
OUT
DC+
R5
IN
DC+
R8
SDA
SCL
R7
DC+
C8
C2
FLASH
DC+
R4
C4
C1
1 _OUT
2 _C2+
3 _SDA
4 _SCL
5 _{LED _SEL}
6 _{FL_LVL}
7 _{LDO _SEL}
U1
AAT 2860-X
BL7/FL2 ¹⁹
BL 6/FL1 ¹⁸
BL 5 ¹⁷
BL 4 ¹⁶
BL 3 ¹⁵
14
BL 2
BL 1 ¹³
D7 DF2
D6 DF1
D5 D4 D3 D2 D1
C5
C6
C7
C3
IN
DC+
R1 _{R2 R3}
SW1
SW2
SW3
U2
AAT 4296
DC+
U3
PIC12F675
SCL
1
2
3
4
VDD
GP5
GP4
GP3
VSS
GP0
GP1
GP2
8
7
6
5
SDA
C9 _R6
LED 7
RED
Figure 5: AAT2860 Evaluation Board Schematic.
20
www.analogictech.com
2860.2008.05.1.0