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5

14-Lead PDIP

14-Lead SOIC

IR21834

IR21834S

Lead Assignments

8-Lead PDIP

8-Lead SOIC

Lead Definitions

Symbol Description

HIN

Logic input for high side gate driver output (HO), in phase (referenced to COM for IR2183 and

VSS for IR21834)

Logic input for low side gate driver output (LO), out of phase (referenced to COM for IR2183

and VSS for IR21834)

DT

Programmable dead-time lead, referenced to VSS. (IR21834 only)

VSS

Logic Ground (21834 only)

High side floating supply

HO

High side gate driver output

High side floating supply return

Low side and logic fixed supply

LO

Low side gate driver output

COM

Low side return

LIN

IR2183

IR2183S

1

2

3

4

8

7

6

5

HIN

LIN

COM

LO

VB

HO

VS

VCC

1

2

3

4

8

7

6

5

HIN

LIN

COM

LO

VB

HO

VS

VCC

1

2

3

4

5

6

7

13

12

11

10

9

8

HIN

LIN

VSS

DT

COM

LO

VCC

VB

HO

VS

1

2

3

4

5

6

7

13

12

11

10

9

8

HIN

LIN

VSS

DT

COM

LO

VCC

VB

HO

VS