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L6728 Datasheet(PDF) 27 Page - STMicroelectronics

No. de pieza L6728
Descripción Electrónicos  Single phase PWM controller with Power Good
PDF  31 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6728 Datasheet(HTML) 27 Page - STMicroelectronics

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L6728
5 A demonstration board
27/31
Table 7.
5 A demonstration board - bill of material
13.1
Board description
13.1.1
Power input (Vin)
This is the input voltage for the power conversion. The high-side drain is connected to this
input. This voltage can range from 1.5 V to 12 V bus.
Qty
Reference
Description
Package
Capacitors
2
C12, C51
MLCC, 10
µF, 25 V, X5R
Murata GRM31CR61E106KA12
SMD1206
1
C10
MLCC, 100 nF, 16 V, X7R
SMD0603
2
C14, C38
MLCC, 1
µF, 16 V, X7R
SMD0805
1C39
MLCC, 22
µF, 6.3 V, X5R
Murata GRM31CR60J226ME19L
SMD1206
1C30
330
µF, 6.3 V, 9 mΩ
Sanyo 6TPF330M9L
SMD7343
2
C23, C36
MLCC, 6.8 nF, X7R
SMD0603
1
C24
MLCC, 68 nF, X7R
1
C35
MLCC, 220 pF, X7R
Resistors
3
R1, R2, R17
Resistor, 3R3, 1/16 W, 1 %
SMD0603
3
R3, R5, R16
Resistor, 0R, 1/16 W, 1 %
SMD0603
1
R4
Resistor, 1R8, 1/8 W, 1 %
SMD0805
1
R14
Resistor, 15R, 1/16 W, 1 %
SMD0603
2
R6, R9
Resistor, 2K2, 1/16 W, 1 %
SMD0603
2
R8, R13
Resistor, 3K9, 1/16 W, 1 %
1
R7
Resistor, 4K7, 1/16 W, 1 %
1
R19
Resistor, 22K, 1/16 W, 1 %
1
R18
Resistor, 10K, 1/16 W, 1 %
Inductor
1L1
Inductor, 2.2
µH,
WURTH 744324220LF
na
Active Components
1
D1
Diode, BAT54
SOT23
1
Q5
STS9D8NH3LL
SO8
1
U1
Controller, L6728
DFN10, 3x3 mm



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