FAN8902 データシートの表示（PDF） - Fairchild Semiconductor

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FAN8902

DC FAN Motor Controller

Fairchild Semiconductor 

FAN8902(KA3902)

Electrical Characteristics

(Unless otherwise, Ta=25°C, VCC=5V, VM=12V)

Parameter

REFERENCE

Reference Voltage

Line Regulation

Load Regulation

UNDER VOLTAGE LOCKOUT (UVLO)

Start Threshold Voltage

Threshold Hysteresis

PROTECTION

Over Voltage

OSCILLATOR (RT=75kΩ, CT=1nF)

Frequency

Duty Cycle

CURRENT SENSING INPUT

Threshold Voltage

OUTPUT DRIVER

Output Voltage Switching Limit

Low Output Voltage

High Output Voltage

Rising Time

Falling Time

TOTAL STANDBY CURRENT

Start-up Current

Operating Supply Current

Symbol

Conditions

Vref

∆Vref1

∆Vref2

Iref=1mA

VCC=9V ~ 32V

Iref=1mA ~ 10mA

VTH(ST)

-

VHYS

-

OVP

-

fosc

-

Duty

-

VTH(ST) VCMD = 5V

VOLIM

VOL1

VOL2

VOH1

VOH2

Tr

Tf

VCC = 18V, Cld =1nF

Iout = 20mA

Iout = 200mA

Iout = -20mA

Iout = -200mA

Cld = 1nF

Cld = 1nF

IST

VCC = 7V

ICC

VCC = 9V

Min. Typ. Max. Unit

4.75 5.0 5.25 V

-

50 150 mV

-

10 50 mV

7.5 8.0 8.5 V

1.0 1.2 1.4 V

33 36

-

V

20 25 30 kHz

90 95

-

%

0.19 0.20 0.21 V

-

15

-

V

-

- 0.4 V

-

- 2.2 V

10.0 -

-

V

9.0 -

-

V

- 100 200 ns

- 100 200 ns

- 1.0 1.5 mA

- 6.0 8.0 mA

5

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