3948

DMOS FULL-BRIDGE

PWM MOTOR DRIVER

115 Northeast Cutoff, Box 15036

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

4

Limits

Characteristics

Symbol Test Conditions

Min.

Typ. Max.

Units

Control Logic

Buffer Input Offset Volt.

–0

±15

mV

Reference Divider Ratio

–

D14 = High

9.9

10

10.2

–

D14 = Low

4.95

5.0

5.05

–

Propagation Delay Times

PWM change to source ON

–

600

–

ns

PWM change to source OFF

–

100

–

ns

PWM change to sink ON

–

600

–

ns

PWM change to sink OFF

–

100

–

ns

Phase change to sink ON

–

600

–

ns

Phase change to sink OFF

–

100

–

ns

Phase change to source ON

–

600

–

ns

Phase change to source OFF

–

100

–

ns

Thermal Shutdown Temp.

–

165

–

°C

Thermal Shutdown Hysteresis

∆T

J

–15

–

°C

UVLO Enable Threshold

UVLO

3.90

4.2

4.45

V

UVLO Hysteresis

∆UVLO0.05 0.10

–

V

Logic Supply Current

–

6.0

10

mA

Sleep Mode, Inputs < 0.5 V

–

–

2.0

mA

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

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