Datasheet

FPDB50PH60 PFC SPM® 3 Series for 2-Phase Bridgeless PFC
©2005 Fairchild Semiconductor Corporation 9 www.fairchildsemi.com
FPDB50PH60 Rev. C3
Figure 9. Application Example
Notes:
6. For the over-current protection, please set time constant in the range 3 ~ 4 s.
CSC
CFOD
VFO
IN(S)
IN(R)
COM
VCC
OUT( S)
OUT( R)
V
TH
R
TH
C
SC
C
FOD
V
FO
IN
(S)
IN
(R)
COM
VCC
P
R
S
R
N
N
SENSE
V
AC-
Shunt
Resi sto r
NTC
Thermistor
MCU
or
Controller
+5 V
V
ac
3-Phase
Inverter