3952

FULL-BRIDGE

PWM MOTOR DRIVER

115 Northeast Cutoff, Box 15036

Worcester, Massachusetts 01615-0036 (508) 853-5000

Control Logic

Logic Supply Voltage Range

V

CC

Operating

4.5

5.0

5.5

V

Logic Input Voltage

V

IN(1)

2.0

––

V

V

IN(0)

––

0.8

V

Logic Input Current

I

IN(1)

V

–

<1.0

20

µA

I

IN(0)

V

–

<-2.0

-200

µA

Reference Voltage Range

V

REF

Operating

0

–

15

V

Reference Input Current

I

REF

V

25

40

55

µA

Reference Voltage Divider Ratio

–

V

9.5

10.0

10.5

–

Comparator Input Offset Voltage

V

IO

V

–

±1.0

±10

mV

PWM RC Fixed OFF Time

t

off

C

18

20

22

µs

PWM Minimum ON Time

t

on(min)

C

–

1.7

3.0

µs

C

–

2.5

3.8

µs

Propagation Delay Time

t

pd

I

ENABLE ON to Source ON

–

2.9

–

µs

ENABLE OFF to Source OFF

–

0.7

–

µs

ENABLE ON to Sink ON

–

2.4

–

µs

ENABLE OFF to Sink OFF

–

0.7

–

µs

PHASE Change to Source ON

–

2.9

–

µs

PHASE Change to Source OFF

–

0.7

–

µs

PHASE Change to Sink ON

–

2.4

–

µs

PHASE Change to Sink OFF

–

0.7

–

µs

t

pd(pwm)

Comparator Trip to Sink OFF

–

0.8

1.5

µs

Thermal Shutdown Temperature

T

J

–

165

–

°C

Thermal Shutdown Hysteresis

∆T

J

–

15

–

°C

UVLO Disable Threshold

V

CC(UVLO)

3.15

3.50

3.85

V

UVLO Hysteresis

∆V

CC(UVLO)

300

400

500

mV

Logic Supply Current

I

CC(ON)

V

–

20

30

mA

(No Load)

I

CC(OFF)

V

–

12

18

mA

I

CC(BRAKE)

V

–

26

40

mA

I

CC(SLEEP)

V

–

3.0

5.0

mA

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

2. Each driver is tested separately.

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

Limits

Characteristic

Symbol

Test Conditions

Min.

Typ.

Max.

Units