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IR2011(S) & (PbF)

Functional Block Diagram

Lead Definitions

Symbol Description

8-Lead PDIP

8-Lead SOIC

IR2011

IR2011S

Part Number

Lead Assignments

HIN

Logic input for high side gate driver output (HO), in phase

LIN

Logic input for low side gate driver output (LO), in phase

High side floating supply

HO

High side gate drive output

High side floating supply return

Low side supply

LO

Low side gate drive output

COM

Low side return

V

B

LIN

UV

DETECT

DELAY

V

CC

UV

DETECT

LO

V

S

COM

S

R

UV

Q

HIN

HO

LEVEL

SHIFT

CIRCUIT

LOW

VOLTAGE

LEVEL

SHIFT

3V S-TRIGGER

3V S-TRIGGER

HIGH

VOLTAGE

BUFFER

LOW

VOLTAGE

LEVEL

SHIFT

V

S

V

B

HO

HIN

COM

V

CC

LIN

LO

1

8

4

5

6

7

3

2

V

S

V

B

HO

HIN

COM

V

CC

LIN

LO

1

8

4

5

6

7

3

2