INHB

SHA

BSTB

SHB

BSTC

GLA

20

19

18

17

16

15

14

13

12

11

1

2

3

4

5

6

7

8

9

10

GHB

SHC

GLB

INLA

INLC

INHC

GLC

GND

GVDD

GHA

BSTA

INHA

GHC

INLB

DRV8300

Figure 6-2. DRV8300D, DRV8300N, DRV8300DI, DRV8300NI PW Package 20-Pin TSSOP Top View

Table 6-2. Pin Functions—20-Pin DRV8300 Devices

PIN

TYPE1

DESCRIPTION

NAME

NO.

BSTA

20

O

Bootstrap output pin. Connect capacitor between BSTA and SHA

BSTB

17

O

Bootstrap output pin. Connect capacitor between BSTB and SHB

BSTC

14

O

Bootstrap output pin. Connect capacitor between BSTC and SHC

GHA

19

O

High-side gate driver output. Connect to the gate of the high-side power MOSFET.

GHB

16

O

High-side gate driver output. Connect to the gate of the high-side power MOSFET.

GHC

13

O

High-side gate driver output. Connect to the gate of the high-side power MOSFET.

GLA

11

O

Low-side gate driver output. Connect to the gate of the low-side power MOSFET.

GLB

10

O

Low-side gate driver output. Connect to the gate of the low-side power MOSFET.

GLC

9

O

Low-side gate driver output. Connect to the gate of the low-side power MOSFET.

INHA

1

I

High-side gate driver control input. This pin controls the output of the high-side gate driver.

INHB

2

I

High-side gate driver control input. This pin controls the output of the high-side gate driver.

INHC

3

I

High-side gate driver control input. This pin controls the output of the high-side gate driver.

INLA

4

I

Low-side gate driver control input. This pin controls the output of the low-side gate driver.

INLB

5

I

Low-side gate driver control input. This pin controls the output of the low-side gate driver.

INLC

6

I

Low-side gate driver control input. This pin controls the output of the low-side gate driver.

GND

8

PWR

Device ground.

SHA

18

I

High-side source sense input. Connect to the high-side power MOSFET source.

SHB

15

I

High-side source sense input. Connect to the high-side power MOSFET source.

SHC

12

I

High-side source sense input. Connect to the high-side power MOSFET source.

GVDD

7

PWR

Gate driver power supply input. Connect a X5R or X7R, GVDD-rated ceramic and greater then or equal to 10-uF local capacitance

between the GVDD and GND pins.

1. PWR = power, I = input, O = output, NC = no connection

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DRV8300

SLVSFG5 – SEPTEMBER 2020

Copyright © 2020 Texas Instruments Incorporated

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