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2987

8-CHANNEL SOURCE DRIVER WITH OVER-CURRENT PROTECTION

Allegro MicroSystems 

2987

8-CHANNEL

SOURCE DRIVER

ELECTRICAL CHARACTERISTICS at TA = 25°C, VOE = 2.4 V, VS = 35 V

(unless otherwise noted).

Characteristic

Functional Supply Range

Output Leakage Current

Output Sustaining Voltage

Output Saturation Voltage

Channel Shutdown Threshold

FAULT Leakage Current

FAULT Saturation Voltage

Input Voltage

Input Current

Clamp Diode Leakage Current

Clamp Diode Forward Voltage

Supply Current

Thermal Shutdown

Thermal Hysteresis

Propagation Delay Time

Dead Time

*AII inputs simultaneously.

Symbol

VS

ICEX

VOUT(sus)

VOUT(SAT)

IM

ICEX

VCE(SAT)

VIN(ON)

VIN(OFF)

IIN(ON)

IIN(OFF)

IR

VF

IS(ON)

IS(OFF)

TJ

∆TJ

tPLH

tPHL

td

Test Conditions

VIN = 0.4 V*

IOUT = -350 mA, L = 2.0 mH

VIN = 2.4 V, IOUT = -100 mA

VIN = 2.4 V, IOUT = -225 mA

VIN = 2.4 V, IOUT = -350 mA

VIN = 2.4 V

VCC = 35 V

IC = 30 mA

VIN = 2.4 V

VIN = 5.0 V

VIN = 12 V

VIN = 0.4 V

VR = 35 V, TA = 70°C

IF = 350 mA

VIN = 2.4 V*, Outputs Open

VIN = 0.4 V*

RL = 100Ω

RL = 100Ω

Min.

7.0

—

35

—

—

—

-370

—

—

2.4

—

—

—

—

—

—

—

—

—

—

—

—

—

—

Limits

Typ. Max.

—

35

<-5.0 -200

—

—

1.6

1.8

1.7

1.9

1.8

2.0

-500

—

<1.0 100

0.3

0.8

—

—

—

0.4

125

170

840 1020

1500 1800

—

15

—

50

1.5

1.8

13

18

8.0

12

165

—

15

—

0.3

0.6

2.0

4.0

1.0

—

Units

V

µA

V

V

V

V

mA

µA

V

V

V

µA

µA

µA

µA

µA

V

mA

mA

°C

°C

µs

µs

µs

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