FAN8422G View Datasheet(PDF) - Fairchild Semiconductor

Part Name

Description

Manufacturer

FAN8422G

Floppy Disk Drive Spindle Motor Driver

Fairchild Semiconductor 

FAN8422G

Electrical Characteristics

(Ta=25°C, VCC=5V, unless otherwise specified)

Parameter

SUPPLY CURRENT

Symbol

Supply Current 1

ICCO

Supply Current 2

CHIP ENABLE INPUT

Input Current

Input Low Voltage

Input High Voltage

RPM SELECT INPUT

Input Current

Input Low Voltage

Input High Voltage

HALL AMP

Input Resistance Note

Common Mode Input Voltage Range Note

Differential Input Voltage Range Note

START-UP

Hall Bias Voltage 1

Hall Bias Voltage 2

Reference Voltage

Bias Off Current

OUTPUT AMP

Leakage Current

Saturation Voltage 1

Saturation Voltage 2

BUFFER & CONTROL AMP

Voltage Gain 1 Note

Reference Voltage 1 Note

Reference Voltage 2 Note

ICC

ICE

VCEL

VCEH

IRPM

VRPML

VRPMH

RIN

VCOM

VDIF

VHB1

VHB2

Vref

IHOFF

ICER

Vsat1

Vsat2

GCT1

Vref1

Vref2

Conditions

Min. Typ. Max. Unit

VCC=5.5V

CE=H, RPM=L

VCC=5.5V, CE=L

-

1.0 2.0 mA

-

15 23 mA

CE=0~5V

-

-

-

5

10

µA

-

-

1.0

V

3.5

-

-

V

CE=0~5V

-

-

-

5

10

µA

-

-

1.0

V

3.5

-

-

V

-

1

10

-

kΩ

-

2.0

- VCC

V

-

140 - 420 mVPP

IH=4mA, CE=L

IH=10mA, CE=L

IO=1mA, CE=L

VH=5.5V, CE=H

2.3 2.5 2.7

V

2.7 2.9 3.1

V

1.7 2.2 2.7

V

-

5

10

µA

-

IO=0.35A

IO=0.7A

-

0.5 1

mA

-

1.0 1.2

V

-

1.3 1.8

V

-

- −11 -

dB

Current limiter voltage 0.205 0.208 0.210 V

Control begin voltage

- 0.69 -

V

Note:

Design reference value

6

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