TPIC0107B

PWM CONTROL INTELLIGENT H-BRIDGE

SLIS067 – NOVEMBER 1998

2

POST OFFICE BOX 655303

block diagram

Logic

5 V

Reg.

Charge

Pump

(2 MHz)

Over-

Current

Protection

HSD

DMOS

Driver

Open-

Circuit

Detect

Under-

Voltage

Detection

Over-

Temperature

Detection

DMOS

Driver

Over-

Current

Protection

LSD

Over-

Voltage

Detection

DMOS

Driver

DMOS

Driver

OUT2

OUT1

DMOS

Driver

Load-Dump

Protection

GND

PWM

DIR

STATUS1

STATUS2

VCC

Terminal Functions

TERMINAL

I/O

DESCRIPTION

NAME

NO.

I/O

DESCRIPTION

DIR

3

I

Direction control input

GND

7, 9,

12, 14

I

Power ground

GNDS

1, 10,

11, 20

I

Substrate ground

OUT1

5, 6

O

Half-H output. DMOS output

OUT2

15, 16

O

Half-H output. DMOS output

PWM

8

I

PWM control input

STATUS1

13

O

Status output

STATUS2

18

O

Latched status output

VCC

2, 4,

17, 19

I

Supply voltage

NOTE: It is mandatory that all four ground terminals plus at least one substrate terminal are connected to the system ground. Use all VCC and

OUT terminals.