BD6220 데이터 시트보기 (PDF) - ROHM Semiconductor
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BD6220 Datasheet PDF : 16 Pages
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BD622□ Series
●Block diagram and pin configuration - Continued
BD6222FP
VREF 17
FIN 20
RIN 19
DUTY
PROTECT
CTRL
6
GND
FIN
GND
12
OUT1
12 13
OUT2
Fig.29 BD6222FP
21 VCC
22
VCC
23
7
RNF
8
OUT1
OUT1
NC
NC
NC
GND
GND
RNF
RNF
NC
NC
NC
OUT2
OUT2
NC
NC
VCC
VCC
VCC
FIN
GND
RIN
NC
VREF
NC
NC
NC
Fig.30 HSOP25
BD6225FP / BD6226FP
VREFA 9
FINA 11
RINA 10
DUTY
PROTECT
CTRL
24 VCC
25 VCC
1 OUT1A
6 OUT2A
GND 20
VREFB 21
FINB 23
RINB 22
DUTY
PROTECT
CTRL
3 RNFA
12 VCC
13 VCC
14 OUT1B
19 OUT2B
GND 8
Fig.31
FIN
GND
BD6225FP / BD6226FP
16 RNFB
OUT1A
NC
RNFA
NC
NC
OUT2A
GND
NC
GND
VREFA
RINA
FINA
VCC
VCC
VCC
VCC
FINB
RINB
VREFB
GND
GND
OUT2B
NC
NC
RNFB
NC
OUT1B
Fig.32 HSOP25
Technical Note
Pin
1,2
6
7,8
12,13
17
19
20
21
22,23
FIN
Table 3 BD6222FP
Name
Function
OUT1 Driver output
GND
Small signal ground
RNF
Power stage ground
OUT2 Driver output
VREF Duty setting pin
RIN
Control input (reverse)
FIN
Control input (forward)
VCC
Power supply
VCC
Power supply
GND
Ground
Note: All pins not described above are NC pins.
Note: Use all VCC pin by the same voltage.
Table 4 BD6225FP / BD6226FP
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
13
VCC
Power supply
14
OUT1B Driver output
16
RNFB Power stage ground
19
OUT2B Driver output
20
GND
Small signal ground
21
VREFB Duty setting pin
22
RINB
Control input (reverse)
23
FINB
Control input (forward)
24
VCC
Power supply
25
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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6/15
2010.07 - Rev.D
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