AAT2842INJ-EE-T1 Advanced Analog Technology, Inc., AAT2842INJ-EE-T1 Datasheet - Page 18

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AAT2842INJ-EE-T1

Manufacturer Part Number
AAT2842INJ-EE-T1
Description
High-Current Charge Pump with S2Cwire Control and Dual LDO for Backlight and Flash
Manufacturer
Advanced Analog Technology, Inc.
Datasheet
18
DC-
DATA
LIGHT
MOVIE
FLASH
SW1
SW2
SW3
SW4
R1
1K
Figure 5: MCU and I/O Expander Section Schematic.
R2
1K
VIN
R3
1K
0.1μF
C11
R4
1K
VIN
Control and Dual LDO for Backlight and Flash
1
2
3
4
U3
AAT4291
IN
NC
NC
EN/SET
VIN
High-Current Charge Pump with S
1
2
3
4
OUT3
OUT2
OUT1
GND
U2
PIC12F675
VDD
GP5
GP4
GP3
8
7
6
5
VSS
GP0
GP1
GP2
8
7
6
5
J2
J3
J4
ENBL
ENFL
ENL
R6
100K
C10
0.1μF
R7
100K
R5
330
LED7
RED
CTRL _ CT
R8
100K
ENBL
ENFL
ENL
AAT2842
2842.2007.09.1.2
2
Cwire™

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