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SGM3146 Datasheet, PDF (7/12 Pages) SG Micro Corp – Driver with Low Dropout Current Source
SGM3146
8-Channel Charge Pump White LED
Driver with Low Dropout Current Source
FUNCTION BLOCK DIAGRAM
C1P C1N C2P C2N
VIN
EN/SET
1×/1.5×
Charge Pump
Soft-Start
0.93MHz OSC
UVLO
16 Steps Pulse
Dimming Controller
Shutdown Delay
OVP
Low Dropout
Current Source
VOUT
LED1
LED2
LED3
LED4
LED5
LED6
LED7
LED8
SG Micro Corp
7
www.sg-micro.com