3952 datasheet(3/16 Pages) ALLEGRO

3 / 16 page

3952

FULL-BRIDGE

PWM MOTOR DRIVER

A3952SEB

A3952SW

ELECTRICAL CHARACTERISTICS at T

A = +25°C, VBB = 50 V, VCC = 5.0 V, VBRAKE = 2.0 V,

SENSE = 0 V, RC = 20 kΩ/1000 pF to Ground (unless noted otherwise).

Limits

Characteristic

Symbol

Test Conditions

Min.

Typ.

Max.

Units

Output Drivers

Load Supply Voltage Range

Operating, I

OUT = ±2.0 A, L = 3 mH

–

Output Leakage Current

CEX

OUT = VBB

–

<1.0

µA

OUT = 0 V

–

<-1.0

-50

µA

Output Saturation Voltage

CE(SAT)

Source Driver, I

OUT = -0.5 A

–

0.9

1.2

Source Driver, I

OUT = -1.0 A

–

1.0

1.4

Source Driver, I

OUT = -2.0 A

–

1.2

1.8

Sink Driver, I

OUT = +0.5 A

–

0.9

1.2

Sink Driver, I

OUT = +1.0 A

–

1.0

1.4

Sink Driver, I

OUT = +2.0 A

–

1.3

1.8

Clamp Diode Forward Voltage

F = 0.5 A

–

1.0

1.4

(Source or Sink)

F = 1.0 A

–

1.1

1.6

F = 2.0 A

–

1.4

2.0

Load Supply Current

BB(ON)

ENABLE = 0.8 V

–

2.9

6.0

(No Load)

BB(OFF)

ENABLE = 2.0 V, VMODE = 0.8 V

–

3.1

6.5

BRAKE = 0.8 V

–

3.1

6.5

BB(SLEEP)

ENABLE = VMODE = 2.0 V

–

<1.0

µA

345

Dwg. PP-058

GROUND

Dwg. PP-057

VCC

VBB

LOGIC

Continued next page …

3952 Datasheet(PDF) 3 Page - Allegro MicroSystems

3952 Datasheet(HTML) 3 Page - Allegro MicroSystems

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Datasheet Download

Link URL