SGP400 Fairchild Semiconductor, SGP400 Datasheet - Page 11

• Manufacturer Part Number: SGP400
• Description: Low-Power Green-Mode PWM Flyback Power Controller without Secondary Feedback
• Manufacturer: Fairchild Semiconductor

Low-Power Green-Mode PWM Flyback Power Controller without Secondary Feedback
REFERENCE CIRCUIT
3W Flyback 5V/0.6A Circuit, without Secondary-Side Feedback
BOM
Symbol
BD1
CX1
CY1
C1
C2
C3
C4
C7
C8
C9
D1
D2
D4
D5
© System General Corp.
Version 1.0.1 (IAO33.0084.B0)
N
L
(Option)
(Option)
(Reference only) BD DI106 1A/600V
(Option)
(Option)
F1
CX1
2
-
BD1
Component
YC 472pF/400V (Y1)
YC 102pF/400V (Y1)
CC 0.01µF/500V
EC 10µF/400V 105°C
CC 1000pF/500V
EC 10µF/50V
CC 102pF/100V 1206
EC 470µF/10V 105°C
EC 220µF/10V 105°C
Diode FRI07
Diode FR102
Diode SB360
ZD 6.8V/0.5W
1
2
3
+
U4
SG6849
SGP400
GND
FB
NC
4
SENSE
1
GATE
C1
VDD
L1
6
5
4
2
R7
+
C2
+
R2
R1
C4
1
R8
Q1
R6
C3
R5
D1
1
D2
- 11 -
Symbol
F1
L1
L2
Q1
R1,R2
R3,R4
R5
R6
R7
R8
R10
T1
U4
R3
R4
2
10
9
8
5
7
T1
(Option)
CY1
www.sg.com.tw • www.fairchildsemi.com
1,2
3,4
R10
2
Component
R 1Ω/0.5W
Inductor 20mH 6•8mm
Inductor 10µH 6mm
MOSFET 1A/600V
R 750kΩ/1206
R 47kΩ/1206
R 47Ω/1206
R 4.7Ω/0.5W
R 100Ω/0805
R 10Ω/1206
R 10Ω/1206
Transformer EE-16
IC SGP400 (Green PWM IC)
D4
C8
C7
1
+
Product Specification
1
D5
L2
September 24, 2007
www.DataSheet4U.com
2
+
C9
SGP400
GND
VO