Rev. 1.1 January 2022

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AOZ9511QV

ALPHA & OMEGA

SEMIC ONDUCT OR

Ordering Information

Part Number

Ambient Temperature Range

Package

Environmental

AOZ9511QV

-40 °C to +125 °C

23-Pin 4×4 QFN

RoHS

Green

Product

AOS products are offered in packages with Pb-free plating and compliant to RoHS standards.

Please visit www.aosmd.com/media/AOSGreenPolicy.pdf for additional information.

Pin Configuration

1

2

3

4

5

6

NC

DVS

NC

HIN

LIN

NC

16

15

13

12

VOUT

VOUT

VOUT

PGND

PGND

VIN

14

PGND

17

PGND

Figure 1. AOZ9511QV 23-Pin 4mm x 4mm QFN

Pin Description

Pin Number

Pin Name

Pin Function

1

NC

No Connect.

2

DVS

Slew-Rate Control to Adjust Driver Speed of Internal MOSFET.

3

NC

No Connect.

4

HIN

PWM Input for High-Side MOSFET.

5

LIN

PWM Input for Low-Side MOSFET.

6

NC

No Connect.

7, 8, 9, 22

VIN

Supply Input. All IN pins must be connected together.

10, 11, 16, 17, 18

VOUT

Switching Node for Half-Bridge. All VOUT must be connected together.

12, 13, 14, 15

PGND

Power Ground.

19

VB

Bootstrap Capacitor Connection. Connect an external capacitor between VB and VOUT for

supplying high-side MOSFET.

20

VCC

Supply Input for Analog Functions. Bypass VCC to AGND with a 0.1μF~10μF ceramic capacitor

and as close to VCC pin as possible.

21

NC

No Connect.

23

AGND

Analog Ground.