Diodes AH9279 Manuel d'utilisateur télécharger pdf (Page 4)

Data Sheet

TWO PHASE DUAL-COIL CMOS SMART FAN MOTOR DRIVER AH9279

Oct. 2011 Rev. 1. 3 BCD Semiconductor Manufacturing Limited

Absolute Maximum Ratings (T

=25°C, Note 1)

Parameter Symbol Value Unit

Supply Voltage

18 V

Supply current (Fault)

5 mA

Output current

OUT

500 mA

Power dissipation

550 mW

Thermal Resistance (Junction to Ambient) θ

227

°C/W

Storage Temperature T

STG

-55 to 150

°C

ESD (Human Body Model) ESD

4000

ESD (Machine Model) ESD

400

Note 1: Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to

the device. These are stress ratings only, and functional operation of the device at these or any other conditions

beyond those indicated under “Recommended Operating Conditions” is not implied. Exposure to “Absolute

Maximum Ratings” for extended periods may affect device reliability.

Recommended Operating Conditions

Parameter Symbol Min Max Unit

Supply Voltage V

3.5 16 V

Ambient Temperature T

-20 125

°C

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

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