FA5590 FUJI [Fuji Electric], FA5590 Datasheet - Page 21

• Manufacturer Part Number: FA5590
• Description: FUJI Power Supply Control IC
• Manufacturer: FUJI [Fuji Electric]

(Note)
This wiring example is to make users understand the idea of GND wiring. The occurrence conditions of noise and
malfunction are different depending on each application circuit, and it is not to guarantee that all application circuit
will normally operate even if you use this wiring example (Fig. 32).
13 Example of application circuit
85 to 264Vac
AN-016E Rev.1.2
April-2011
(2) Example of GND wiring around IC
N
L
J101
1
3
Fuji Electric Co., Ltd.
F101
6.3A
Fig.32 Good example of GND wiring around IC
R102
510k
R101
R103
510k
510k
ZT101
L101
VCC OUT GND
FB
FA5590
/FA5591
COMP RT
C103
1000p
C102
1000p
R210
C206
68k
0.15u
RTZC
IS
L102
C212
0.01u
C104
0.47u
C205
0.1u
C105
2200p
R211
C106
2200p
51k
FA5590N,FA5591N
TH101
5D22
0.01u
C207
600V25A
D101
R212
20k
COMP
FB
RTZC
RT
FA5591
21
IC201
C201
1µ
R208
ERA91-02
D204
GND
VCC
OUT
22
IS
FMH21N50ES
L201
Fig.33 Bad example of GND wiring around IC
R209
47k
R207
Q201
D203
150
R201
0.068
175µH
C208
C210
1000p
2200p
R213
http://www.fujielectric.co.jp/products/semiconductor/
47
C209
0.1u
YG952S6RP
R214
100k
D201
RTZC
IS
FA5590
/FA5591
R215
620k
R217
620k
R219
16k
C211
GND
56u
RT
GND
COMP
OUT
R218
680k
R216
620k
2 1
J202
VR201
FB
VCC
VCC
C202
220u
D205
GND
390V
200W
1
4
J201