KA3011 データシートの表示（PDF） - Fairchild Semiconductor

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KA3011

3-Phase BLDC Motor Driver

Fairchild Semiconductor 

Pin Assignments

KA3011BD

FIN(GND)

28 27 26 25 24 23 22

21 20 19 18 17 16 15

KA3011BD

1

2

3

4

5

6

7

8

9

10 11 12 13 14

FIN(GND)

Pin Definitions

Pine Number

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

Pin Name

NC

A3

NC

A2

NC

NC

A1

GND

H1+

H1−

H2+

H2−

H3+

H3−

VH

NC

PC1

SB

FGS

DIR

ECR

EC

S/S

FG

VCC

NC

VM

CS1

I/O

Pin Function Description

-

No connection

O

Output (A3)

-

No connection

O

Output (A2)

-

No connection

-

No connection

O

Output (A1)

-

Ground

I

Hall signal (H1+)

I

Hall signal (H1−)

I

Hall signal (H2+)

I

Hall signal (H2−)

I

Hall signal (H3+)

I

Hall signal (H3−)

I

Hall bias

-

No connection

-

Phase compensation capacitor

I

Short brake

I

Frequency generation selection

O

Rotational direction output

I

Output current control reference

I

Output current control voltage

I

Power save (Start/Stop switch)

O

Frequency generation waveform (3X or 1X hall frequency)

-

Supply voltage (Signal)

-

No connection

-

Supply voltage (Motor)

-

Output current detection

2

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