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| CAT3606 Datasheet, PDF (4/11 Pages) Catalyst Semiconductor – 6-Channel Low Noise Charge Pump White LED Driver | |||
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Block Diagram
CAT3606
1 mF
1 mF
C1â
C1+ C2â
C2+
Battery
VIN
3 V to 4.2 V
VIN
CIN
1 mF
EN
RSET
24 kW
RSET
ENM
ENS
1x mode (LDO)
1.5x Charge Pump
VOUT
1 MHz
Oscillator
1.2 V Ref
Current
Setting
LED Output
Select
Mode Control
Main
Sub
LED1
LED2
LED3
LED4
LED5
LED6
6 Current
Sink Regulators
GND
Figure 2. CAT3606 Functional Block Diagram
COUT
1 mF
20 mA
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