KA2822CD Ver la hoja de datos (PDF) - Fairchild Semiconductor

Número de pieza

componentes Descripción

Fabricante

KA2822CD

3-Phase BLDC Motor Driver

Fairchild Semiconductor 

KA2822CD

Electrical Characteristics (Continued)

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

Parameter

CHARGE PUMP

Charge current

Discharge current

Current ratio note

Off current

Clamp voltage note

FG AMP

Output DC voltage note

Voltage gain 2

Input voltage range note

Noise margin 1 note

Noise margin 2 note

SPEED CONTROL

Count range 1note

Count range 2 note

Operating freq.

BURST ADJUSTMENT

Input current

Threshold voltage 1

Threshold voltage 2

PULSE WIDTH ADJUSMENT

Ct2 charge current

Threshold voltage 3

INDEX OUTPUT

Output leakage current note

Output low voltage

Symbol

Conditions

Min. Typ. Max. Unit

ICP−

ICP+

IR

IOFF

VCLP

RPM=L

RPM=L

ICP+ / ICP−

VCP=0.63V

-

−15 −20 −25 µA

15

20

25

µA

0.9

1.0

1.1

-

-

-

50

nA

-

1.3

1.5

V

VFG

-

1.0

1.3

1.6

V

GFG

-

24

34

44

dB

VIN

-

2.0

-

20 mVP-P

ND

Differential noise

-

-

0.5 mVP-P

NC

Common mode noise

-

-

0.5 VP-P

N1

RPM=L

N2

RPM=H

FD

-

- 1666.5 -

-

- 1388.5 -

-

-

1.0

1.1 MHz

IBI

VTH1

VTH2

-

RPM=L

RPM=H

-

1

2

µA

1.2 1.45 1.7

V

1.05 1.3 1.55 V

ICT2

VTH3

-

−19 −25 −36 µA

-

0.9

1.1

1.3

V

IOH

-

VO1

IO=1mA

-

1

2

µA

-

0.2

0.4

V

Notes:

Design reference value

10

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