3968

DUAL FULL-BRIDGE

PWM MOTOR DRIVER

WITH BRAKE

Load Supply Voltage Range

V

BB

Operating, I

V

CC

—30

V

Output Leakage Current

I

CEX

V

—

<1.0

50

µA

V

—

<-1.0

-50

µA

Output Saturation Voltage

V

CE(SAT)

Source Driver, I

—

1.72.0

V

Source Driver, I

—

1.8

2.1

V

Sink Driver, I

—

0.3

0.5

V

Sink Driver, I

—

0.4

1.3

V

Clamp Diode Forward Voltage

V

F

I

—

1.1

1.4

V

I

—

1.4

1.6

V

Motor Supply Current

I

BB(ON)

Both bridges ON (forward or reverse)

—

3.0

5.0

mA

(No Load)

I

BB(OFF)

All INPUTs = 2.4 V

—

<1.0

200

µA

ELECTRICAL CHARACTERISTICS at T

V

Limits

Characteristic

Symbol

Test Conditions

Min.

Typ.

Max.

Units

Output Drivers

Logic Supply Voltage Range

V

CC

Operating

4.75

—

5.50

V

Logic Input Voltage

V

IN(1)

2.4

—

—

V

V

IN(0)

—

—

0.8

V

Logic Input Current

I

IN(1)

V

—

<1.0

20

µA

I

IN(0)

V

—

<-20

-200

µA

Reference Input Volt. Range

V

REF

Operating

0.1

–

2.0

V

Reference Input Current

I

REF

-2.5

0

1.0

µA

Reference Divider Ratio

V

3.8

4.0

4.2

—

Current-Sense Comparator

V

IO

V

-6.0

0

6.0

mV

Input Offset Voltage

Current-Sense Comparator

V

S

Operating

-0.3

—

1.0

V

Input Voltage Range

Sense-Current Offset

I

SO

I

12

18

24

mA

Control Logic

NOTES:1. Typical Data is for design information only.

2. Negative current is defined as coming out of (sourcing) the specified device terminal.