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LM2832 Datasheet(PDF) 25 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part # LM2832
Description  High Frequency 2.0A 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)

LM2832 Datasheet(HTML) 25 Page - National Semiconductor (TI)

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LM2832X Buck Converter & Voltage Double Circuit with LDO Follower
Design Example 9
Bill of Materials
Part ID
Part Value
Manufacturer
Part Number
U1
2.0A Buck Regulator
NSC
LM2832X
U2
200mA LDO
NSC
LP2986-5.0
C1, Input Cap
22µF, 6.3V, X5R
TDK
C3216X5ROJ226M
C2, Output Cap
2x22µF, 6.3V, X5R
TDK
C3216X5ROJ226M
C3 – C6
2.2µF, 6.3V, X5R
TDK
C1608X5R0J225M
D1, Catch Diode
0.4V
f Schottky 2A, 20VR
Diodes Inc.
B220/A
D2
0.4V
f Schottky 20VR, 500mA
ON Semi
MBR0520
L2
10µH, 800mA
CoilCraft
ME3220-103
L1
2.2µH, 3.5A
CoilCraft
DS3316P-222
R2
45.3k
Ω, 1%
Vishay
CRCW08054532F
R1
10.0k
Ω, 1%
Vishay
CRCW08051002F
20197563
FIGURE 14. LM2832X (1.6MHz): Vin = 5V, Vo = 3.3V @ 2.0A & LP2986-5.0 @ 150mA
www.national.com
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