2962 datasheet(3/8 Pages) ALLEGRO

3 / 8 page

2962

DUAL PWM

SOLENOID/MOTOR DRIVER

www.allegromicro.com

ELECTRICAL CHARACTERISTICS at T

= +25

°C, T

J ≤

+150

°C, V

= 45 V, V

SENSE

= 0 V (unless

otherwise noted).

Limits

Characteristic

Symbol

Test Conditions

Min.

Typ.

Max.

Units

Supply Voltage Range

VCC

Operating

—

Output Drivers

Output Leakage Current

ICEX

VIN = 2.4 V, VSOURCE = 0 V

—

<-1.0

-100

µA

VIN = 2.4 V, VSINK = 45 V

—

<1.0

100

µA

Output Saturation Voltage

VCE(SAT)

Source Drivers, ILOAD = 3.0 A

—

2.1

2.3

Source Drivers, ILOAD = 1.0 A

—

1.7

2.0

Sink Drivers, ILOAD = 3.0 A

—

1.7

2.0

Sink Drivers, ILOAD = 1.0 A

—

1.1

1.3

Output Sustaining Voltage

VCE(sus)

IOUT =

±3.0 A, L = 3.5 mH

—

Output Current Regulation

∆IOUT

VTHS = 0.6 V to 1.0 V, L = 3.5 mH

—

±25

VTHS = 1.0 V to 2.0 V, L = 3.5 mH

—

±10

VTHS = 2.0 V to 5.0 V, L = 3.5 mH

—

±5.0

Clamp Diode Forward Voltage

IF = 3.0 A

—

1.7

2.0

Output Rise Time

ILOAD = 3.0 A, 10% to 90%, Resistive Load

—

0.5

1.0

µs

Output Fall Time

ILOAD = 3.0 A, 90% to 10%, Resistive Load

—

0.5

1.0

µs

Control Logic

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

-100

µA

ITHS(ON)

VTHS

≥ 500 mV, VSENSE ≤ VTHS/10.5

—

-2.0

—

µA

ITHS(HYS)

VSENSE

≥ VTHS/9.5, VTHS = 0.6 V to 5.0 V

140

200

260

µA

VTHS/VSENSE Ratio

—

At Trip Point, VTHS = 2.0 V to 5.0 V

9.5

10.5

—

Supply Current

lCC

VIN = 2.4 V, Outputs Off

—

8.0

VIN = 0.8 V, Outputs Open

—

Propagation Delay Time

tpd

50% VIN to 50% VOUT, Turn Off

—

2.5

µs

50% VIN to 50% VOUT, Turn On

—

3.0

µs

100% VSENSE to 50% VOUT*

—

3.0

µs

* Where VSENSE

≥ VTHS/9.5

NOTE: Negative current is defined as coming out of (sourcing) the specified device pin.

(Total Device)

(Resistive Load)

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