MP1924―100V, 4A HIGH FREQUENCY HALF-BRIDGE GATE DRIVER

MP1924 Rev. 1.0

www.MonolithicPower.com

6

1/14/2015

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PIN FUNCTIONS

QFN4x4-10

Pin #

SOIC-8

Pin #

Name

Description

1

1

VDD

Supply input. This pin supplies power to all the internal circuitry. Place a

decoupling capacitor to ground close to this pin to ensure stable and

clean supply.

2

2

BST

Bootstrap. This is the positive power supply for the internal floating

high-side MOSFET driver. Connect a bypass capacitor between this pin

and SW pin.

3

3

DRVH

Floating driver output.

4

4

SW

Switching node.

5, 6

NC

No connection.

7

5

INH

Control signal input for the floating driver.

8

6

INL

Control signal input for the low side driver.

9

7

VSS,

exposed pad

Chip ground. Connect exposed pad to VSS for proper thermal operation.

10

8

DRVL

Low side driver output.