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LM1771SMM датащи(PDF) 15 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
номер детали LM1771SMM
подробное описание детали  Low-Voltage Synchronous Buck Controller with Precision Enable and No External Compensation
PDF  17 Pages
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производитель  NSC [National Semiconductor (TI)]
домашняя страница  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM1771SMM датащи(HTML) 15 Page - National Semiconductor (TI)

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Typical Application Circuit
20189043
Example Circuit Schematic
Bill of Materials (5V to 1.8V Conversion, f
SW = 1090kHz, IOUT = 2A)
Designator
Description
Part Number
Quantity
Vendor
U
1
LM1771, 500ns
LM1771S
1
National Semiconductor
Q
1
PMOS
Si3867DV
1
Siliconix
Q
2
NMOS
Si3460DV
1
Siliconix
C
IN
22µF Capacitor, 0805
GRM21BR60J226ME39
1
Murata
C
OUT
100µF Capacitor, 6.3V, 100m
Ω
TPSY107M006R0100
1
AVX
R
FB1
12.4k
Ω Resistor, 0603
CRCW06031242F
1
Vishay
R
FB2
10k
Ω Resistor, 0603
CRCW06031002F
1
Vishay
C
FF
1nF Capacitor, 0603
VJ0603102KXXA
1
Vishay
L
3.3µH Inductor
MSS7341-332NLB
1
Coilcraft
Bill of Materials (5V to 3.3V Conversion, f
SW = 500kHz, IOUT = 5A)
Designator
Description
Part Number
Quantity
Vendor
U
1
LM1771, 200ns
LM1771U
1
National Semiconductor
Q
1
PMOS
Si9433BDY
1
Siliconix
Q
2
NMOS
Si4894DY
1
Siliconix
C
IN
100µF Capacitor, 1812
GRM43SR60J107ME20B
1
Murata
C
OUT
150µF Capacitor, 6.3V, 70m
Ω
NOSD157M006R0070
1
AVX
R
FB1
29.4k
Ω Resistor, 0805
CRCW08052942F
1
Vishay
R
FB2
10k
Ω Resistor, 0805
CRCW08051002F
1
Vishay
C
FF
1nF Capacitor, 0805
VJ0805102KXXA
1
Vishay
L
2.2µH Inductor
DO3316P-222
1
Coilcraft
www.national.com
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