A8905CLB datasheet(3/12 Pages) ALLEGRO

3 / 12 page

8905

3-PHASE BRUSHLESS DC

MOTOR CONTROLLER/DRIVER

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

Limits

Characteristic

Symbol

Test Conditions

Min.

Typ.

Max.

Units

Logic Supply Voltage

VDD

Operating

4.5

5.0

5.5

Logic Supply Current

IDD

Operating

—

7.5

Sleep Mode

—

1.5

Load Supply Voltage

VBB

Operating

4.5

—

Thermal Shutdown

—

165

—

°C

Thermal Shutdown Hys.

∆T

—20—

°C

Output Drivers

Output Leakage Current

IDSX

VBB = 14 V, VOUT = 14 V

—

1.0

300

µA

VBB = 14 V, VOUT = 0 V

—

-1.0

-300

µA

Total Output ON Resistance

rDS(on)

IOUT = 600 MA

—

1.1

1.4

Ω

Output Sustaining Voltage

VDS(sus)

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

—

Clamp Diode Forward Voltage

IF = 1.0 A

—

1.25

1.5

Control Logic

Logic Input Voltage

VIN(0)

INDEX, RESET, CLK,

-0.3

—

1.5

VIN(1)

CHIP SELECT, OSC, BRAKE

3.5

—

5.3

Logic Input Current

IIN(0)

VIN = 0 V

—

-0.5

µA

IIN(1)

VIN = 5.0 V

—

1.0

µA

DATA Output Voltage

VOUT(0)

IOUT = 500 µA

—

1.5

VOUT(1)

IOUT = -500 µA

3.5

—

CST Current

ICST

Charging

µA

Discharging

-14

-20

-28

µA

CST Threshold

VCSTH

2.1

2.5

2.9

VCSTL

—

500

—

Filter Current

IFILTER

Charging

7.0

µA

Discharging

-7.0

-10

-15

µA

Leakage, VFILTER = 2.5 V

—

5.0

—

CD Current

ICD

Charging

µA

Discharging

-26

-35

-66

µA

CD Current Matching

—

ICD(DISCHRG)/ICD(CHRG)

1.7

2.2

2.3

—

CD Threshold

VCD

—

2.5

—

CWD Current

ICWD

Charging

µA

Continued next page …

A8905CLB 数据表(PDF) 3 Page - Allegro MicroSystems

A8905CLB 数据表(HTML) 3 Page - Allegro MicroSystems

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12

数据表下载

链接网址

A8905CLB 数据表(PDF) 3 Page - Allegro MicroSystems

A8905CLB 数据表(HTML) 3 Page - Allegro MicroSystems

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12

数据表 下载

链接网址

数据表下载