3962 datasheet(3/8 Pages) ALLEGRO

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3962

DUAL FULL-BRIDGE

PWM MOTOR DRIVER

Load Supply Voltage Range

VBB

Operating, IOUT = ±800 mA, L = 3 mH

5.0

—

Output Sustaining Voltage

VCE(sus)

IOUT = ±800 mA, L = 3 mH

—

30 +VF

Output Leakage Current

ICEX

VOUT = VBB

—

<1.0

µA

VOUT = 0 V

—

<1.0

-50

µA

Output Saturation Voltage

VCE(SAT)

Source Driver, IOUT = -500 mA

—

1.0

1.2

Source Driver, IOUT = -750 mA

—

1.1

1.5

Source Driver, IOUT = -800 mA

—

1.7

Sink Driver, IOUT = +500 mA

—

0.3

0.6

Sink Driver, IOUT = +750 mA

—

0.5

1.2

Sink Driver, IOUT = +800 mA

—

1.5

Clamp Diode Forward Voltage

IF = 500 mA

—

1.1

1.4

(Sink or Source)

IF = 750 mA

—

1.3

1.6

IF = 800 mA

—

1.7

Motor Supply Current

IBB(ON)

VENABLE = 0.8 V

—

5.0

7.0

(No Load)

IBB(OFF)

VENABLE = 2.4 V

—

5.0

7.0

ELECTRICAL CHARACTERISTICS at TA = +25°C, VBB = 30 V, VCC = 4.75 V to 5.25 V, VSENSE = 0

V, 30 kΩ & 1000 pF RC to Ground (unless noted otherwise)

Limits

Characteristic

Symbol

Test Conditions

Min.

Typ.

Max.

Units

Output Drivers

Continued next page…

Logic Supply Voltage Range

VCC

Operating

4.75

—

5.25

Logic Input Voltage

VIN(1)

2.4

—

VIN(0)

—

0.8

Logic Input Current

IIN(1)

VIN = 2.4 V

—

<1.0

µA

IIN(0)

VIN = 0.8 V

—

<-2.0

-200

µA

Control Logic

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