RT5090E
Functional Block Diagram
SCL
SDA
EN_CTRL
VCC
VIN1
HVLDO
Internal
5V
BOOT1
UGATE1
PHASE1
LGATE1
FB1
ENTRIP
VSEN2
BUCK1
BUCK2
RGND2
LX2
Analog Circuit &
Power Control
GND
I C I/F
2
VIN1_OK
Sequence Control
& Protection Logic
RESET
Dector
INT#
SOC_REST
VIN2
VIN3
VIN_LDO
+
-
LX3
VLDO
FB_LDO
LDO
LG3
VSEN3
BUCK3
VIN4
VDET
MUTE_IN
VCAP
MUTE_OUT#
BUCK4
AGND
PGND
LX4
MUTE
CONTROL
FB4
Copyright
©
2018 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
4
DS5090E-00 August 2018