SM72295_15 Datasheet, PDF (6/17 Pages) Texas Instruments – SM72295 Photovoltaic Full Bridge Driver

SM72295
SNVS688E – OCTOBER 2010 – REVISED APRIL 2013
Block Diagram
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VDD
3V
VDD
PGOOD ^50k
VCC
UVLO
VDD
50k
OVP
OVS
+
VDD 3.3V/5V
-
SIB
SOB
IOUT
AGND
+
_
VDD
CLAMP
200k
VCCB
UVLO
3V
LEVEL
SHIFT
VCCA
UVLO
LEVEL
3V
SHIFT
3V
3V
+
_
BOUT
+
_
BIN
HBB
HOB
DRIVER
HSB
HBA
HOA
DRIVER
HSA
VCCA
DRIVER
LOB
PGND
VCCB
DRIVER
LOA
PGND
SIA
+
_
VDD
CLAMP
SOA
IIN
Figure 2. Block Diagram
6
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