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參數(shù)資料
| 型號： | LX1732CDU |
| 廠商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | High Current PFM Boost Converter |
| 中文描述： | 1 A SWITCHING REGULATOR, 135 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | LEAD FREE, PLASTIC, MSOP-8 |
| 文件頁數(shù)： | 8/12頁 |
| 文件大?。?/td> | 322K |
| 代理商： | LX1732CDU |
Microsemi
Integrated Products
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 8
Copyright
2000
Rev. 1.1c, 2005-03-03
W
M
.
C
LX1732
High Current PFM Boost Converter
P
RODUCTION
D
ATA
S
HEET
I N T E G R A T E D P R O D U C T S
E V A L U A T I O N B O A R D ( C O N T I N U E D )
Table 2: Factory Installed Component
Description / Part No. / Supplier
Schottky Diode; 1N5817; (
Microsemi
)
Ref
CR1
C1
C2
C3
C4
C5
C6
L1
R1
R2
R3
R4
R5
R6
U1
0.01
μ
F 50VCeramic Capacitor; (various)
0.1
μ
F 50VCeramic Capacitor; (various)
100
μ
F, 6.3V Tantalum Capacitor; (various)
100
μ
F, 6.3V Tantalum Capacitor; (various)
100
μ
F, 6.3V Tantalum Capacitor; (various)
100
μ
F, 6.3V Tantalum Capacitor; (various)
47
μ
H Inductor – shielded; (various)
392K
Resistor; (various)
255K
Resistor; (various)
150K
Resistor; (various)
270K
Resistor; (various)
50
Resistor; (various)
100K
Resistor; (various)
Boost Controller IC; LX1732CDU; (
Microsemi
)
Note
: The minimum part set for a working power supply consists of: U1, L1, CR1, C3, C5, R1, R2
E V A L U A T I O N B O A R D ( C O N T I N U E D )
L1
47.0μH
CR1
UPS5817
R3
150K
R5
50
C1
0.1
μ
F
R1
392K
LBO
R4
270K
C2
0.1μF
50V
2
1
2
JU1
Jumper
U1
LX1732CDU
VIN
SHDN
LBI
GND
LBO
FB
VC
SW
C4&7
200
μ
F
R2
255K
VOUT
VIN
GND
GND
LBI
C6
100
μ
F
C3
100
μ
F
R6
100K
Figure 7
– LXE1732: LX1732 Evaluation Board Schematic
E
V
A
L
U
A
T
I
O
N
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