Datasheet

4
IR2104
(
S
) & (PbF)
www.irf.com
Functional Block Diagram
Lead Definitions
Symbol Description
IN Logic input for high and low side gate driver outputs (HO and LO), in phase with HO
Logic input for shutdown
V
B
High side floating supply
HO High side gate drive output
V
S
High side floating supply return
V
CC
Low side and logic fixed supply
LO Low side gate drive output
COM Low side return
SD
Lead Assignments
8 Lead PDIP 8 Lead SOIC
IR2104 IR2104S
1
2
3
4
8
7
6
5
V
CC
IN
SD
COM
V
B
HO
V
S
LO
1
2
3
4
8
7
6
5
V
CC
IN
SD
COM
V
B
HO
V
S
LO
VB
HO
VS
IN
SD
DEAD TIME &
SHOOT-THROUGH
PREVENTION
PULSE
GEN
PULSE
FILTER
HV
LEVEL
SHIFT
R
S
Q
VCC
LO
COM
UV
DETECT