Technical Note

8/15

BA6956AN, BA6287F, BA6285FS, BA6285AFP-Y, BA6920FP-Y

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2009.04 - Rev.A

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c

2009 ROHM Co., Ltd. All rights reserved.

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Block diagram and pin configuration

BA6285FS

Fig.29 BA6285FS

Table 3 BA6285FS

Pin

Name

Function

1

GND

GND

2

NC

NC

3

OUT1

Driver output

4

VM

Power supply (driver stage)

5

VCC

Power supply (small signal)

6

FIN

Control input (forward)

7

NC

NC

8

PS

Power save enable pin

9

NC

NC

10

NC

NC

11

RIN

Control input (reverse)

12

VREF

Reference voltage setting pin

13

NC

NC

14

OUT2

Driver output

15

NC

NC

16

RNF

Power ground

ZD

C2

C1

R2

R1

M

C3

VCC

5

4

14

3

6

11

CTRL

TSD

FIN

RIN

VM

VCC

OUT1

OUT2

12

VREF

16

RNF

8

POWER

SAVE

1

GND

Fig.30 BA6285FS (SSOP-A16)

GND

NC

OUT1

VM

VCC

FIN

NC

PS

RNF

NC

OUT2

NC

VREF

RIN

NC

NC