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Número de pieza
componentes Descripción
TS19377CS Ver la hoja de datos (PDF) - TSC Corporation
Número de pieza
componentes Descripción
Fabricante
TS19377CS
2A Buck (Step-down) WLED Driver
TSC Corporation
TS19377CS Datasheet PDF : 7 Pages
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TS19377
2A Buck (Step-down) WLED Driver
Typical Application Circuit
A: 1W/3W LED*1 for DC Input
VCC
R1 100K
C2
C3
C4
22u
0.1u
1u
U1
1
FB
2
EN
3
COMP
4
VCC
VSS
8
VSS
7
SW
6
SW
5
AX2002/A
D6
1N4148 R4 4.7K
Option
R5
100K
VOUT
L1
22uH
(10uH for AX2002A)
D7
LED
D5
C1
B240A
4.7u
R2
0.75R/0.33R
1W/3W
Recommend Bill of Material:
I
LED
R2
350mA
0.715
Ω
87.5mW
750mA
0.333
Ω
189mW
1000mA
0.250
Ω
250mW
C2
100uF
220uF
330uF
R5
0.22K
0.47K
0.47K
L1
68uH
B: 1W/3W LED*1 for AC Input
No output Capacitor
AC
12V IN
AC D4
AC D3
AC D2
AC D1
U1
1
FB
VSS
8
2
EN
VSS
7
3
COMP SW
6
L1
4
VCC
SW
5
AX2002/A
R5
C3
C2
0.1u
C5
100nF
D5
B240A
VOUT
D2
LED
R2
I
LED
350mA
750mA
1000mA
0.715
Ω
0.333
Ω
0.250
Ω
R2
87.5mW
189mW
250mW
C2
100uF
220uF
330uF
R5
0.22K
0.47K
0.47K
L1
68uH
3/7
Version: A11
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