IRS21844 International Rectifier Corp., IRS21844 Datasheet - Page 5

• Manufacturer Part Number: IRS21844
• Description: Half-bridge Driver
• Manufacturer: International Rectifier Corp.

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Lead Definitions
Lead Assignments
Symbol Description
IN
SD
DT
VSS
V
HO
V
V
LO
COM
B
S
CC
Logic input for high-side and low-side gate driver outputs (HO and LO), in phase with HO
(referenced to COM for IRS2184 and VSS for IRS21844)
Logic input for shutdown (referenced to
Programmable deadtime lead, referenced to VSS. (IRS21844 only)
Logic ground (IRS21844 only)
High-side floating supply
High-side gate drive output
High-side floating supply return
Low-side and logic fixed supply
Low-side gate drive output
Low-side return
1
2
3
4
1
2
3
4
5
6
7
IN
SD
COM
LO
IRS21844PbF
IRS2184PbF
IN
SD
VSS
DT
COM
LO
V CC
14-Lead PDIP
8-Lead PDIP
V CC
HO
V B
V S
HO
V B
V S
8
7
6
5
1
13
12
11
10
9
8
4
COM for IRS2184 and VSS for IRS21844)
IRS2184/IRS21844(S)PbF
1
2
3
4
5
6
7
1
2
3
4
IN
SD
VSS
DT
COM
LO
V CC
IRS21844SPbF
IN
SD
COM
LO
IRS2184SPbF
14-Lead SOIC
8-Lead SOIC
V CC
HO
V B
V S
HO
V B
V S
1
13
12
11
10
9
8
4
8
7
6
5
5