SG6849-100D ETC2 [List of Unclassifed Manufacturers], SG6849-100D Datasheet - Page 11

• Manufacturer Part Number: SG6849-100D
• Description: Low-Power Green-Mode PWM Flyback Power Controller without Secondary Feedback
• Manufacturer: ETC2 [List of Unclassifed Manufacturers]

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
C2
C1
C3
C4
C7
C8
C9
D1
D2
D4
D5
F1
© System General Corp.
Version 1.0(IRO33.0002.B3)
N
L
(Option)
(Option)
(Option)
(Option)
F1
CX1
2
-
Component
BD 1A/500V
YC 472pF/400V (Y1)
YC 102pF/400V (Y1)
EC 10uF/400V 105℃
CC 103pF/500V
CC 1000pF/500V
EC 10uF/50V
CC 102pF/100V 1206
EC 470uF/10V 105℃
EC 220uF/10V 105℃
Diode FRI07
Diode FR102
Diode SB360
ZD 6.8V 0.5W
R 1Ω/0.5W
BD1
1
2
3
+
U4
SG6849
GND
FB
NC
4
SENSE
1
GATE
C1
VDD
L1
6
5
4
2
R7
+
C2
+
R2
R1
C4
1
R8
Symbol
L1
L2
Q1
R1,R2
R3,R4
R5
R6
R7
R8
R10
T1
U4
Q1
R6
C3
R5
D1
1
D2
- 11 -
R3
R4
2
(Option)
10
9
8
5
7
T1
CY1
Component
20mH 6*8mm
10uH 6mm
MOSFET 1A/600V
R 750kΩ 1206
R 47kΩ 1206
R 47Ω 1206
R 4.7Ω 1206
R 100Ω 0805
R 10Ω 1206
R 10Ω 1206
EE-16
IC SG6849 (Green PWM IC)
1,2
3,4
R10
2
D4
C8
C7
1
+
1
Product Specification
D5
L2
www.sg.com.tw
2
+
C9
Dec.29, 2003
SG6849
GND
VO