參數(shù)資料
型號: LM2831XSDX
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: High Frequency 1.5A Load - Step-Down DC-DC Regulator
中文描述: 2.5 A SWITCHING REGULATOR, 1950 kHz SWITCHING FREQ-MAX, DSO6
封裝: LLP-6
文件頁數(shù): 25/27頁
文件大?。?/td> 893K
代理商: LM2831XSDX
LM2831X Buck Converter & Voltage Double Circuit with LDO Follower
Design Example 9
Bill of Materials
Part ID
U1
U2
C1, Input Cap
C2, Output Cap
C3 – C6
D1, Catch Diode
D2
L2
L1
R2
R1
Part Value
1.5A Buck Regulator
200mA LDO
22μF, 6.3V, X5R
22μF, 6.3V, X5R
2.2μF, 6.3V, X5R
0.3V
f
Schottky 1.5A, 30V
R
0.4V
f
Schottky 20V
R
, 500mA
10μH, 800mA
3.3μH, 2.2A
45.3k
, 1%
10.0k
, 1%
Manufacturer
NSC
NSC
TDK
TDK
TDK
TOSHIBA
ON Semi
CoilCraft
TDK
Vishay
Vishay
Part Number
LM2831X
LP2986-5.0
C3216X5ROJ226M
C3216X5ROJ226M
C1608X5R0J225M
CRS08
MBR0520
ME3220-103
VLCF5020T-3R3N2R0-1
CRCW08054532F
CRCW08051002F
20174863
FIGURE 14. LM2831X (1.6MHz): Vin = 5V, Vo = 3.3V
@
1.5A & LP2986-5.0
@
150mA
L
www.national.com
25
相關(guān)PDF資料
PDF描述
LM2831YMF High Frequency 1.5A Load - Step-Down DC-DC Regulator
LM2831YMFX High Frequency 1.5A Load - Step-Down DC-DC Regulator
LM2831YSD High Frequency 1.5A Load - Step-Down DC-DC Regulator
LM2831YSDX High Frequency 1.5A Load - Step-Down DC-DC Regulator
LM2831ZMF High Frequency 1.5A Load - Step-Down DC-DC Regulator
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM2831XSDX/NOPB 功能描述:直流/直流開關(guān)調(diào)節(jié)器 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
LM2831YMF 功能描述:直流/直流開關(guān)調(diào)節(jié)器 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
LM2831YMF EVAL 功能描述:電源管理IC開發(fā)工具 RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
LM2831YMF/NOPB 功能描述:直流/直流開關(guān)調(diào)節(jié)器 HI FREQ 1.5A LOAD- STEP DOWN DC-DC REG RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
LM2831YMF/NOPB 制造商:Texas Instruments 功能描述:IC STEP-DOWN DC/DC REGULATOR 5-SOT-23