APX9270 Просмотр технического описания (PDF) - Anpec Electronics

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APX9270

Direct PWM Variable Speed Fan Motor Driver

Anpec Electronics 

APX9270

Typical Operating Characteristics

Maximum Power Dissipation vs.

Ambient Temperature

1.6

1.4

TSSOP-20P

1.2

1

0.8

0.6

SSOP-20

0.4

0.2

0

0

25 50

75 100 125 150

Ambient Temperature ( °C)

Operating Waveforms

Rotation Waveform 1

VOUT1

1, 2

VOUT2

VIN-

3, 4

VIN+

Ch1 : VOUT1, 5V/Div, DC

Ch2 : VOUT2, 5V/Div, DC

Ch3 : VIN+, 100mV/Div, AC

Ch4 : VIN-, 100mV/Div, AC

Time : 2ms/Div

Rotation Waveform 2

VCC

VOUT1

1

2, 3

VOUT2

4

IIN

Ch1 : VCC, 5V/Div, DC

Ch2 : VOUT1, 5V/Div, DC

Ch3 : VOUT2, 5V/Div, DC

Ch4 : IIN, 500mA/Div, DC

Time : 2ms/Div

Copyright © ANPEC Electronics Corp.

5

Rev. A.3 - Jun., 2008

www.anpec.com.tw

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