BD6226 데이터 시트보기 (PDF) - ROHM Semiconductor

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BD6226

H-bridge Drivers for Brush Motors 18V max. H-bridge Drivers

ROHM Semiconductor 

BD622□ Series

●Block diagram and pin configuration - Continued

BD6226FM

VREFA 9

DUTY

PROTECT

FINA 11

RINA 10

GND 22

VREFB 23

CTRL

DUTY

PROTECT

FINB 25

RINB 24

GND 8

CTRL

FIN

GND

Fig.33 BD6226FM

26 VCC

28 VCC

1 OUT1A

6 OUT2A

3 RNFA

12 VCC

14 VCC

15 OUT1B

20 OUT2B

17 RNFB

OUT1A

NC

RNFA

NC

NC

OUT2A

NC

GND

GND

VREFA

RINA

FINA

VCC

NC

VCC

VCC

NC

VCC

FINB

RINB

VREFB

GND

GND

NC

OUT2B

NC

NC

RNFB

NC

OUT1B

Fig.34 HSOP-M28

Technical Note

Table 5 BD6226FM

Pin

Name

Function

1

OUT1A Driver output

3

RNFA Power stage ground

6

OUT2A Driver output

8

GND

Small signal ground

9

VREFA Duty setting pin

10

RINA

Control input (reverse)

11

FINA

Control input (forward)

12

VCC

Power supply

14

VCC

Power supply

15

OUT1B Driver output

17

RNFB Power stage ground

20

OUT2B Driver output

22

GND

Small signal ground

23

VREFB Duty setting pin

24

RINB

Control input (reverse)

25

FINB

Control input (forward)

26

VCC

Power supply

28

VCC

Power supply

FIN

GND

Ground

Note: All pins not described above are NC pins.

Note: Use all VCC pin by the same voltage.

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7/15

2010.07 - Rev.D

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