3966 datasheet(3/12 Pages) ALLEGRO

3 / 12 page

3966

DUAL FULL-BRIDGE

PWM MOTOR DRIVER

www.allegromicro.com

Load Supply Voltage Range

VBB

Operating, IOUT =

±650 mA, L = 3 mH

VCC

—30

Output Leakage Current

ICEX

VOUT = 30 V

—

<1.0

µA

VOUT = 0 V

—

<-1.0

-50

µA

Output Saturation Voltage

VCE(SAT)

Source Driver, IOUT = -400 mA

—

1.72.0

Source Driver, IOUT = -650 mA

—

1.8

2.1

Sink Driver, IOUT = +400 mA, VS = 0.5 V

—

0.3

0.5

Sink Driver, IOUT = +650 mA, VS = 0.5 V

—

0.4

1.3

Clamp Diode Forward Voltage

IF = 400 mA

—

1.1

1.4

IF = 650 mA

—

1.4

1.6

Motor Supply Current

IBB(ON)

VENABLE1 = VENABLE2 = 0.8 V

—

3.0

5.0

(No Load)

IBB(OFF)

VENABLE1 = VENABLE2 = 2.4 V

—

<1.0

200

µA

ELECTRICAL CHARACTERISTICS at TA = +25

°C, V

BB = 30 V, VCC = 4.75 V to 5.5 V, VREF = 2 V,

VS = 0 V, 56 k

Ω & 680 pF RC to Ground (unless noted otherwise)

Limits

Characteristic

Symbol

Test Conditions

Min.

Typ.

Max.

Units

Output Drivers

Logic Supply Voltage Range

VCC

Operating

4.75

—

5.50

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

—

<-20

-200

µA

Reference Input Volt. Range

VREF

Operating

0.1

–

2.0

Reference Input Current

IREF

-2.5

1.0

µA

Reference Divider Ratio

VREF/VTRIP

3.8

4.0

4.2

—

Current-Sense Comparator

VIO

VREF = 0 V

-6.0

6.0

Input Offset Voltage

Current-Sense Comparator

Operating

-0.3

—

1.0

Input Voltage Range

Sense-Current Offset

ISO

IS – IOUT, 50 mA

≤ IOUT ≤ 650 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.

3966 датащи(PDF) 3 Page - Allegro MicroSystems

3966 датащи(HTML) 3 Page - Allegro MicroSystems

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12

датащи скачать

ссылки URL