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LM2831 Datasheet(PDF) 17 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part # LM2831
Description  High Frequency 1.5A Load - Step-Down DC-DC Regulator
PDF  27 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM2831 Datasheet(HTML) 17 Page - National Semiconductor (TI)

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LM2831X Design Example 1
Bill of Materials
Part ID
Part Value
Manufacturer
Part Number
U1
1.5A Buck Regulator
NSC
LM2831X
C1, Input Cap
22µF, 6.3V, X5R
TDK
C3216X5ROJ226M
C2, Output Cap
2x22µF, 6.3V, X5R
TDK
C3216X5ROJ226M
D1, Catch Diode
0.3V
f Schottky 1.5A, 30VR
TOSHIBA
CRS08
L1
3.3µH, 2.2A
TDK
VLCF5020T-3R3N2R0-1
R2
15.0k
Ω, 1%
Vishay
CRCW08051502F
R1
15.0k
Ω, 1%
Vishay
CRCW08051502F
R3
100k
Ω, 1%
Vishay
CRCW08051003F
20174807
FIGURE 6. LM2831X (1.6MHz): Vin = 5V, Vo = 1.2V @ 1.5A
www.national.com
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