AAT3123/4
High Efficiency 1X/1.5X Fractional Charge
Pump for White LED Applications
Additional Application Circuits
VBATTERY
VIN
C1+
CIN
COUT
1µF
1µF
EN/SET
VOUT
C1-
C2+
AAT3124
C2-
D1
D2
D3
D4
EN/SET
D5
D6
GND
Enable Display Backlight
Enable Keyboard Backlight
C1
1µF
C2
1µF
D1
D2
D3
D4
D5
D6
AAT3124 Driving Two Groups of Paralleled White LEDs (with Series N-channel Switch)
VBATTERY
VIN
C1+
CIN
COUT
1µF
1µF
EN/SET
VOUT
C1-
C2+
AAT3124
C2-
D1
D2
D3
D4
EN/SET
D5
D6
GND
C1
1µF
C2
1µF
RED1 RED2 GRN1 GRN2 BLU1 BLU2
Enable Red
Enable Green
Enable Blue
AAT3124 Separately Driving RGB Color LEDs
3123.2003.09.1.1
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