A8905CLB データシートの表示（PDF） - Allegro MicroSystems

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A8905CLB

3-PHASE BRUSHLESS DC MOTOR CONTROLLER/DRIVER WITH BACK-EMF SENSING

Allegro MicroSystems 

8905

3-PHASE BRUSHLESS DC

MOTOR CONTROLLER/DRIVER

ELECTRICAL CHARACTERISTICS at TA = +25°C, VDD = 5.0 V

Characteristic

Logic Supply Voltage

Logic Supply Current

Load Supply Voltage

Thermal Shutdown

Thermal Shutdown Hys.

Output Drivers

Output Leakage Current

Total Output ON Resistance

Output Sustaining Voltage

Clamp Diode Forward Voltage

Control Logic

Logic Input Voltage

Logic Input Current

DATA Output Voltage

CST Current

CST Threshold

Filter Current

CD Current

CD Current Matching

CD Threshold

CWD Current

Symbol

VDD

IDD

VBB

TJ

∆TJ

IDSX

rDS(on)

VDS(sus)

VF

VIN(0)

VIN(1)

IIN(0)

IIN(1)

VOUT(0)

VOUT(1)

ICST

VCSTH

VCSTL

IFILTER

ICD

—

VCD

ICWD

Test Conditions

Operating

Operating

Sleep Mode

Operating

VBB = 14 V, VOUT = 14 V

VBB = 14 V, VOUT = 0 V

IOUT = 600 MA

VBB = 14 V, IOUT = IOUT(MAX), L = 3 mH

IF = 1.0 A

INDEX, RESET, CLK,

CHIP SELECT, OSC, BRAKE

VIN = 0 V

VIN = 5.0 V

IOUT = 500 µA

IOUT = -500 µA

Charging

Discharging

Charging

Discharging

Leakage, VFILTER = 2.5 V

Charging

Discharging

ICD(DISCHRG)/ICD(CHRG)

Charging

Min.

4.5

—

—

4.5

—

—

Limits

Typ. Max.

5.0

5.5

7.5

10

—

1.5

—

14

165

—

20

—

Units

V

mA

mA

V

°C

°C

—

1.0

300

µA

—

-1.0 -300 µA

—

1.1

1.4

Ω

14

—

—

V

—

1.25 1.5

V

-0.3

—

1.5

V

3.5

—

5.3

V

—

—

-0.5

µA

—

—

1.0

µA

—

—

1.5

V

3.5

—

—

V

14

20

28

µA

-14

-20

-28

µA

2.1

2.5

2.9

V

—

500

—

mV

7.0

10

15

µA

-7.0 -10

-15

µA

—

5.0

—

nA

14

22

28

µA

-26

-35

-66

µA

1.7

2.2

2.3

—

—

2.5

—

V

14

22

28

µA

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