Technical Note
9/17
BA6956AN,BA6287F,BA6285FS,BA6285AFP-Y,BA6920FP-Y
www.rohm.com
2011.05 - Rev.B
© 2011 ROHM Co., Ltd. All rights reserved.
●Block diagram and pin configuration
BA6285AFP-Y
Fig.31 BA6285AFP-Y
Table 4 BA6285AFP-Y
Pin Name Function
1 NC NC
2 NC NC
3 NC NC
4 NC NC
5 OUT2 Driver output
6 RNF Power ground
7 GND GND
8 GND GND
9 OUT1 Driver output
10 NC NC
11 NC NC
12 NC NC
13 NC NC
14 NC NC
15 NC NC
16 VM Power supply (driver stage)
17 VCC Power supply (small signal)
18 FIN Control input (forward)
19 PS Power save enable pin
20 RIN Control input (reverse)
21 VREF Reference voltage setting pin
22 NC NC
23 NC NC
24 NC NC
25 NC NC
FIN GND GND
ZD
C2
C1
R2
R1
M
C3
VCC
17
16
5
9
18
20
CTRL
TSD
FIN
RIN
VM
VCC
OUT1 OUT2
21
VREF
6
RNF
19
POWER
SAVE
7
8
FIN
GND GND
Fig.32 BA6285AFP-Y (HSOP25)
NC
NC
GND
NC
NC
OUT2
RNF
GND
GND
OUT1
NC
NC
NC
NC
NC
NC
GND
NC
NC
VREF
RIN
PS
FIN
VCC
VM
NC
NC
