LX1732 データシートの表示（PDF） - Microsemi Corporation
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LX1732 Datasheet PDF : 12 Pages
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INTEGRATED PRODUCTS
LX1732
High Current PFM Boost Converter
PRODUCTION DATA SHEET
EVALUATION BOARD (CONTINUED)
Ref
CR1
C1
C2
C3
C4
C5
C6
L1
R1
R2
R3
R4
R5
R6
U1
Table 2: Factory Installed Component
Description / Part No. / Supplier
Schottky Diode; 1N5817; (Microsemi)
0.01µF 50VCeramic Capacitor; (various)
0.1µF 50VCeramic Capacitor; (various)
100µF, 6.3V Tantalum Capacitor; (various)
100µF, 6.3V Tantalum Capacitor; (various)
100µF, 6.3V Tantalum Capacitor; (various)
100µF, 6.3V Tantalum Capacitor; (various)
47µH Inductor – shielded; (various)
392KΩ Resistor; (various)
255KΩ Resistor; (various)
150KΩ Resistor; (various)
270KΩ Resistor; (various)
50Ω Resistor; (various)
100KΩ 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
EVALUATION BOARD (CONTINUED)
VIN
R6
100K
C4&7
200µF
2
LBO
C2
0.1µF
50V
LBI
GND
12
R3
150K
L1
47.0µH
JU1
Jumper
U1
VIN
SW
SHDN
VC
LBI
GND
FB
LBO
R4
270K
LX1732CDU
CR1
UPS5817
R5
50
R1
392K
C1
0.1µF
VOUT
C3
100µF
R2
255K
C6
100µF
GND
Figure 7 – LXE1732: LX1732 Evaluation Board Schematic
Copyright © 2000
Rev. 1.1c, 2005-03-03
Microsemi
Integrated Products
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 8
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