Datasheet
IR2109
(
4
)
(
S
) & (PbF)
www.irf.com 5
Functional Block Diagrams
IR2109
SD
UV
DETECT
DELAY
COM
LO
VCC
IN
VS
HO
VB
PULSE
FILTER
HV
LEVEL
SHIFTER
R
R
S
Q
UV
DETECT
PULSE
GENERATOR
VSS/COM
LEVEL
SHIFT
VSS/COM
LEVEL
SHIFT
+5V
DEADTIME
SD
UV
DETECT
DELAY
COM
LO
VCC
IN
DT
VSS
VS
HO
VB
PULSE
FILTER
HV
LEVEL
SHIFTER
R
R
S
Q
UV
DETECT
PULSE
GENERATOR
VSS/COM
LEVEL
SHIFT
VSS/COM
LEVEL
SHIFT
+5V
DEADTIME
IR21094