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参数资料
| 型号： | LX1732CDUT |
| 厂商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分类： | 稳压器 |
| 英文描述： | 1 A SWITCHING REGULATOR, 135 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封装： | PLASTIC, MSOP-8 |
| 文件页数： | 11/12页 |
| 文件大小： | 450K |
| 代理商： | LX1732CDUT |
Microsemi
Integrated Products
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 8
Copyright
2000
Rev. 1.1, 2003-07-29
WWW
.Microse
m
i
.CO
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LX1732
High Current PFM Boost Converter
PRODUCTION DATA SHEET
I N T E GRA T ED
PR ODUC T S
EVALUATION BOA RD (CONTINUED)
Table 2: Factory Installed Component
Ref
Description / Part No. / Supplier
CR1
Schottky Diode; 1N5817; (Microsemi)
C1
0.01
F 50VCeramic Capacitor; (various)
C2
0.1
F 50VCeramic Capacitor; (various)
C3
100
F, 6.3V Tantalum Capacitor; (various)
C4
100
F, 6.3V Tantalum Capacitor; (various)
C5
100
F, 6.3V Tantalum Capacitor; (various)
C6
100
F, 6.3V Tantalum Capacitor; (various)
L1
47
H Inductor – shielded; (various)
R1
392K
Resistor; (various)
R2
255K
Resistor; (various)
R3
150K
Resistor; (various)
R4
270K
Resistor; (various)
R5
50
Resistor; (various)
R6
100K
Resistor; (various)
U1
Boost Controller IC; LX1732CDU; (Microsemi)
Note: The minimum part set for a working power supply consists of: U1, L1, CR1, C3, C5, R1, R2
EVALUATION BOA RD (CONTINUED)
L1
47.0H
CR1
UPS5817
R3
150K
R5
50
C1
0.1
F
R1
392K
LBO
R4
270K
C2
0.1F
50V
2
1
2
JU1
Jumper
U1
LX1732CDU
VIN
SHDN
LBI
GND
LBO
FB
VC
SW
C4&7
200
F
R2
255K
VOUT
VIN
GND
LBI
C6
100
F
C3
100
F
R6
100K
Figure 7 – LXE1732: LX1732 Evaluation Board Schematic
EE
VV
AA
LL
UU
AA
TT
IIOO
NN
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