2547 datasheet(3/8 Pages) ALLEGRO

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2547

PROTECTED

QUAD POWER DRIVERS

STATUS

INN

ENABLE

OUTN

FAULT

Normal Load

Over-Current or

Short to Supply

Thermal Fault

Open Load or

Short to Ground

ELECTRICAL CHARACTERISTICS at TA = +25°C (prefix ‘UDN’) or over operating

temperature range (prefix ‘UDK’ or ‘UDQ’), VCC = 4.75 V to 5.5 V

Limits

Characteristic

Symbol

Test Conditions

Min.

Typ.

Max.

Units

Output Leakage Current*

IOUT

VOUT = 60 V, VIN = 0.8 V, VEN = 2.0 V

—

150

µA

VOUT = 60 V, VIN = 2.0 V, VEN = 0.8 V

—

150

µA

Output Sustaining Voltage

VOUT(SUS)

IOUT = 100 mA, VIN = 0.8 V, VCC = Open

—

Output Saturation Voltage

VOUT(SAT)

IOUT = 400 mA

—

300

IOUT = 500 mA

—

400

IOUT = 600 mA

—

550

Over-Current Limit

IOUT

5 ms PulseTest, VOUT = 5.0 V

—

1. 3

1.7

Input Voltage

Logic 1

VIN(1) or VEN(1)

2.0

—

Logic 0

VlN(0) or VEN(0)

—

0.8

Input Current

Logic 1

VIN(1) or VEN(1) = 2.0 V

—

µA

Logic 0

VIN(0) or VEN(0) = 0.8 V

—

µA

Fault Output Leakage Current

VF = 40 V

—

<1.0

2.0

µA

Fault Output Current

VF = 40 V, Driver Outputs Open,

VIN = 0.8 V, VEN = 2.0 V

µA

Fault Output Saturation Voltage

VF(SAT)

IF = 30 µA

—

0.1

0.4

Total Supply Current

ICC

All Outputs ON

—

All Outputs OFF

—

6.0

Thermal Shutdown

—

165

—

°C

Thermal Hysteresis

∆T

—15

—

°C

Typical Data is for design information only.

*Measurement includes XOR input current

and other elements.

X = Don’t care.

R = Linear drive, current limited.

TRUTH TABLE

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