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US4651SG-S08-R Datasheet(PDF) 7 Page - Unisonic Technologies

Part # US4651SG-S08-R
Description  LOW COST POWER-SAVING MODE PWM CONTROLLER
PDF  9 Pages
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Manufacturer  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

US4651SG-S08-R Datasheet(HTML) 7 Page - Unisonic Technologies

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US4651S
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
7 of 9
www.unisonic.com.tw
QW-R129-003.B
REFRENCE CIRCUIT 12W (5V/2.4A)
FB
VDD
Drain
U1
8
2
1
R20
R21
R22
R13
+
C7
C10
L
N
F1 3
12
4
LF1
3
12
4
LF2
CX1
R1
R2
4
BD1
3
2
1
R7
R10
C1
C2 +
C3
D1
D3
5
6
4
9
1
3
4
U3
2
R41
R42
3
U4
C45
C46
R43
R45
R46
R47
VOUT+
VOUT GND
T1
R40 C40
D5
A
L1
+
C41
+
C43
C42
CY1
B
R11
R8
4 CS
C6
+
ZD1
GND
6
BOM
Reference
Component
Reference
Component
BD1
2A_600V
LF1, LF2
choke
C1
CC 10NF/1KV
R7, R8
R 47kΩ
C2
ELC 22uF/400V
105°C, ±20%
R13
R 4.7Ω
C3
CC 1000pF/1KV
R15
R 10Ω
C6
CC 1nF/50V
R16
R 47Ω
C10
ELC 10uF/50V
105°C, ±20%
R18
R 1kΩ
C7, C46
CC 0.1uF/50V
R20, R21
R 1.5Ω
C41, C43
ELC 680uF/25V,
105
℃, ±20%
R22
R 2.7Ω
C45
CC 10NF/50V
R46
R 10kΩ
D4
1N4148, 0.15A/75V
R41
R 820Ω
D1
1N4007, 1.0A/1000V
R42
R 2.2kΩ
D3
BAV20W ,1A/200V
R43
R 680Ω
D5
Schottky 10A/100V
R45
R 68kΩ
CX1
X-CAP 0.11uF/275VAC
R46
R 10kΩ
CY1
Y-CAP 1000pF/400V
U1
IC US4651S
F1
Fuse, 1.0A / 250V
U3
LTV-431
T1
EE-16
U4
TL431



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