OM9373 Просмотр технического описания (PDF) - International Rectifier

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OM9373

FULL-FEATURED POWER MODULE FOR DIRECT DRIVE OF 3-PHASE BRUSHLESS DC MOTOR

International Rectifier 

OM9373

Absolute Maximum Ratings

Parameter

Motor Supply Voltage

Peak Motor Supply Voltage

Average Phase Output Current

Peak Phase Output Current

Control Supply Voltage

Logic Input Voltage (Note 1)

Reference Source Current

Error Amplifier Input Voltage Range

Error Amplifier Output Current

Spare Amplifier Input Voltage

Spare Amplifier Output Current

Current Sense Amplifier Input Voltage

Current Sense Amplifier Output Current

Tachometer Output Current

PWM Input Voltage

Operating Junction Temperature

Storage Temperature Range

Lead Soldering Temperature, 10s maximum, 0.125" from case

Package Isolation Voltage

Power Switch Junction-to-Case Thermal Resistance

Symbol

Vm

Vm pk

Io

Iom

Vcc

( EA1+ / EA1-)

( EA2+ / EA2-)

(ISH / ISL)

RθJC

Value

80

100

25

50

+18

-0.3 to +8.0

-30

-0.3 to +10

±8

-0.3 to +10

±8

-0.3 to +6.0

±10

-0.3 to +6.0

-55 to 150

-65 to 150

300

600

0.35

Units

V

A*

Apeak **

V

mA

V

mA

V

mA

V

mA

V

°C

Vrms

°C/W

* TCASE = 25°C

* * TCASE = 25°C, Maximum pulse width = 10 mS

Recommended Operating Conditions ( Tcase = 25°C )

Parameter

Symbol

Motor Power Supply Voltage

Vm

Average Phase Output Current

With Internal Current Sense Resistor ( Note2 )

Io

Each Power Switch

Control Supply Voltage

Vcc

Logic Low Input Voltage (maximum)

Vil

Logic High Input Voltage (minimum)

Vih

Value

+48

25

15+10%

0.8

2.0

Units

V

A

V

Note 1: Logic Inputs: Direction, Hall Inputs (H1--- H3) Overvoltage - Coast, Speed, and Quad Select.

Note 2: The internal 5mΩ current sense resistor is limited to 6 Wdc power disipation. Other values are avaliable.

Please contact International Rectifier for more information.

2

www.irf.com

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