Datasheet

Technical Note
6/11
www.rohm.com
2011.03 - Rev.C
© 2011 ROHM Co., Ltd. All rights reserved.
BA□□DD0T Series,BA□□CC0T Series,BA□□CC0FP Series
BA□□DD0WT Series,BA□□DD0HFP Series,BA□□CC0WT Series,BA□□CC0WFP Series
●Block Diagrams
BA□□CC0WFP/ BA□□DD0WHFP/ BA□□CC0WT/ BA□□DD0WT
Fig.25
PIN No. Pin Name Function
1 CTL Output voltage ON/OFF control
2 Vcc Power supply voltage input
3 N.C/GND Unconnected terminal/GND*1
4 OUT Voltage output
5 N.C Unconnected terminal
Fin GND GND *2
*1 TO252-5=N.C.,TO220FP-5,HRP5=GND
*2 TO252-5,HRP5 only
BA□□CC0T/ BA□□CC0FP/ BA□□DD0T
Fig.26
PIN No. Pin Name Function
1 Vcc Power supply voltage input
2 N.C/GND Unconnected terminal/GND*1
3 OUT Voltage output
Fin GND GND *2
*1 TO252-3=N.C.,TO-220FP3=GND
*2 TO252-3 only
●Input / Output Equivalent Circuit Diagrams
< BA□□DD0 Series > < BA□□CC0 Series >
Fig.27 Fig.28
1 2
3
4
5
Fin
Vcc
Driver
OVP
TSD OCP
R2
R1
CTL Vcc
N.C.
(TO252-5)
GND
(TO220FP-5,HRP5)
OUT N.C.
Vref
GND(TO252-5･HRP5)
HRP5
1 2 3 4 5
TOP VIEW
FIN
TO252-5
1 2 3 4 5
1 2 3 4 5
TOP VIEW
TO220FP-5
TOP VIEW
TO220FP-3
2
3
TO252-3
1
FIN
2 3
1
TOP VIEW
(
TO220FP-3
)
1
2
3
Fin
Vcc
Driver
OVP
TSD OCP
R2
R1
Vcc
N.C.
OUT
(TO252-3)
GND
Vref
GND(TO252-3)
Vcc
CTL
39kΩ 2kΩ
31kΩ
10kΩ
Vcc
OUT
R2
R1
Vcc
CTL
25kΩ
25kΩ
10kΩ
OUT
R2
R1
Vcc