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LM2831XMF/NOPB Datasheet(PDF) 19 Page - Texas Instruments

Part # LM2831XMF/NOPB
Description  LM2831 High-Frequency 1.5-A Load — Step-Down DC-DC Regulator
PDF  39 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

LM2831XMF/NOPB Datasheet(HTML) 19 Page - Texas Instruments

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GND
FB
EN
VIN
SW
VIN = 5V
C1
R3
D1
L1
LM2831
R2
R1
C2
VO = 3.3V @ 1.5A
LM2831
www.ti.com
SNVS422D – AUGUST 2006 – REVISED SEPTEMBER 2015
8.2.4 LM2831Y Design Example 4
Figure 26. LM2831Y (550 kHz): VIN = 5 V, VOUT = 3.3 V at 1.5 A
Table 4. Bill of Materials
PART ID
PART VALUE
MANUFACTURER
PART NUMBER
U1
1.5-A Buck Regulator
TI
LM2831Y
C1, Input Cap
22 µF, 6.3 V, X5R
TDK
C3216X5ROJ226M
C2, Output Cap
2x22 µF, 6.3 V, X5R
TDK
C3216X5ROJ226M
D1, Catch Diode
0.3 Vf Schottky 1.5 A, 30 VR
TOSHIBA
CRS08
L1
4.7 µH 2.1 A
TDK
SLF7045T-4R7M2R0-PF
R1
45.3 k
Ω, 1%
Vishay
CRCW080545K3FKEA
R2
10.0 k
Ω, 1%
Vishay
CRCW08051002F
Copyright © 2006–2015, Texas Instruments Incorporated
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Product Folder Links: LM2831



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