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RT9986 Datasheet(PDF) 7 Page - Richtek Technology Corporation

Part # RT9986
Description  7-CH DC/DC Converter for DSC
PDF  24 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9986 Datasheet(HTML) 7 Page - Richtek Technology Corporation

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DS9986-00 May 2011
www.richtek.com
RT9986
Function Block Diagram
CH1
C-Mode
Step-Up
CH2
C-Mode
Step-Up or
Step-Down
CH3
C-Mode
Step-Down
+
-
0.8V
REF
CH5
C-Mode
Step-Up
PWM
+
-
1.25V
REF
FB5
LX5
VDDM
GND
LX1
LX2
FB3
PVDD3
PVDD1
PVDD2
LX3
CH6
Inverting
PVDD5
LX6
+
-
FB6
CH7 C-Mode
Step-Up or
Current Source
+
PWM Dimming
+
Mode Selector
0.25V
REF
FB7
LX7
EN7
LX4
FB4
CH4
C-Mode
Step-Down
+
-
0.8V
REF
PVDD4
EN1234
EN56
Power On/Off
Sequence Control
Logic Block
VDDM
BAT
VDDM
VDDM
Body
Diode
Control
VNEG
VDDM
VOUT6
30mA(max.)
VDDM
VDDM
VDDM
+
-
0.8V
REF
FB2
+
-
0.8V
REF
FB1
Voltage
Detector
SYSR
VCHK
FB2
RTCPWR
Soft-Start
UVLO
UVLO
Body
Diode
Control
RTC_LDO
W/ Body Diode
Control
VDDI
RTCPWR
Body
Diode
Control
0.6V
REF
1.8V
REF
VREF
PVDD7
Body
Diode
Control
RST
SYS_Reset
VDDM
BAT
BAT
BAT
BAT
BAT
VDDI



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