THV3543 Datasheet, PDF (3/19 Pages) THine Electronics, Inc. – 2 channel Buck/Boost 2 channel Charge Pump Controller

THV3543_Rev.1.00_E
Block Diagram
THV3543 TFT Multi Channel controller
Vin=12V
VCC
VO1
SYSUVLO
UVLO
VO1_IN
INV1
SEL
Mode
Select
SS
SS_OK1
-
op
+
VREF
FB1
SS_OK2
TEST
OVP1
-
+
- ^UVP1
+
VO2
VO2_IN
PC2
VO2=3.3V
SS
UVLO
SS_OK2
-
gm
+
VREF
OVP2
-
+
UVP2
-
+
PG_LOGIC
VREG5
5V REG
TSD
Max Duty
+
Comp
-
STOP
OSC
VREG5
+
-
LX1
LX1
LX1
PGND
VO1
AVDD
PG_VGL
LSW
LSW_OUT1
PVCC
+
-
+
Comp
-
STOP
OSC
Max Duty
VREG5
BST2
LL2
LL2
UVP2
P_GOOD
VO2_OK
LSW_OUT2
V_ VGH
VO2=3.3V VCC3.3V
Vin=12V
AVDD
VGH ^VGH_FB
Mode
Select
SEL
VGL ^VGL_FB
Mode
Select
SEL
PANEL_EN
NON_AMP
VREF
SGND
VCC
Vref
OSC
-
+
VREF
OSC
-
+
PG_ VGH
SS_OK_LSW
STOP
OUT_VGH
PG_VGH P_GOOD
VGH_OK
V_ VGL
VO1
-
OUT_VGL
+
OSC
-
+
PG_ VGL
STOP
Vin
V_AMP
SS_OK1
-
Op
+
STOP
UVP1,
UVP2
OVP2
PG_VGL,
PG_VGH
UVLO
Timer
Latch
Error
Detection
VREF
-
+
cur_ limit
OUT_AMP
INV_AMP
V_LDO ^V_VGH
OUT_LDO
INV_LDO
VGH
VGL
Copyright© 2011 THine Electronics, Inc.
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THine Electronics, Inc.