RT9705 Datasheet, PDF (4/11 Pages) Richtek Technology Corporation – The RT9705 is a dual input single output power multiplexer

RT9705
Function Block Diagram
VIN2
VIN1
xK
ILIM
-
+
0.5V
D0
D1
VOUT
Q2
V_f = 0
Q1
V_f = 0 _Internal
V_TH
VDD
-
+
-
+
+
VDD
UVLO
VIN2
UVLO
VIN1
UVLO
Thermal
Sense
Charge
Pump
EN1
Charge
Pump
EN2
Q1 is OFF
Q2 is OFF
VOUT>VIN ₊
-
Control
Logic
+
-
Q2 is ON
+
0.1V
VIN1
VIN2
STAT
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4
DS9705-07 April 2011