AT5556

Preliminary Product Information

6-Channel DSC Motor Driver

2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.

Tel: 886-3-563-0878

Fax: 886-3-563-0879

4

04/12/10

Absolute Maximum Ratings

Item

Symbol

Ratings

Unit

Supply voltage VCC

VCC

-0.5 ~ +5.5

V

Supply voltage VM

VM

-0.5 ~ +5.5

V

Supply voltage PVCC

PVCC

-0.5 ~ +5.5

V

Charge pump voltage

VG

12

V

Control input voltage

VIN

-0.5 ~ VCC

V

Power dissipation

Pd

1000

mW

Operating temperature

Topr

-20 ~ +85

°

C

Junction temperature

Tj

~ +150

°

C

Storage temperature range

Tstg

-55 ~ +150

°

C

Maximum output current

Iout

800

mA

Recommended Operating Conditions(Ta=25

°C)

Item

Symbol

Ratings

Unit

Supply voltage VCC

VCC

+2.5 ~ +5.5

V

Supply voltage VM1,2,3

VM1,2,3

+1.9 ~ +5.5

V

Charge pump voltage

VG

+7.5~ +10.0

V

Control input voltage

VIN

0 ~ VCC

V

H Bridge output current

Iout

-400 ~ +400

mA

Logic input frequency

Fin

0 ~ 100

kHz

Capacitor for Charge

pump

CCP

0.01 ~ 0.1

μ

F