參數(shù)資料
型號： LM27402SQX
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 穩(wěn)壓器
英文描述： SWITCHING CONTROLLER, 1350 kHz SWITCHING FREQ-MAX, QCC16
封裝： 4 X 4 MM, 0.80 MM HEIGHT, 0.65 MM PITCH, LLP-16
文件頁數(shù)： 18/32頁
文件大?。?/td> 653K
代理商： LM27402SQX
EXAMPLE CIRCUIT 2
30092695
FIGURE 21. 5V - 12V V
IN to 3.3V VOUT, 25A IOUT , fsw = 300 kHz
Bill Of Materials
Designator
Type
Parameters
Part Number
Qty
Manufacturer
U1
Synchronous Buck
Controller
LM27402
1
National
Semiconductor
C
BOOT
Capacitor
0.22 F, Ceramic, X7R,
25V, 10%
GRM188R71E224KA88D
1
Murata
C
C1
Capacitor
1200 pF, Ceramic,
COG, 50V, 5%
GRM1885C1H122JA01D
1
Murata
C
C2
Capacitor
56 pF, Ceramic, COG,
50V, 5%
GRM1885C1H560JA01D
1
Murata
C
C3
Capacitor
820 pF, Ceramic, COG,
50V, 5%
GRM1885C1H821JA01D
1
Murata
C
VDD
Capacitor
1 F, Ceramic, X5R,
25V, 10%
GRM188R61E105KA12D
1
Murata
C
F
Capacitor
1 F, Ceramic, X5R,
25V, 10%
GRM188R61E105KA12D
1
Murata
C
IN
Capacitor
22 F, Ceramic, X5R,
25V, 10%
GRM32ER61E226KE15L
5
Murata
C
OUT 1
Capacitor
100 F, Ceramic, X5R,
6.3V, 20%
C1210C107M9PACTU
1
Kemet
C
OUT2
Capacitor
330 F, POSCAP, 6.3V,
20%
6TPE1330MIL
1
Sanyo
C
S
Capacitor
0.22 F, Ceramic, X7R,
25V, 10%
GRM188R71E224KA88D
1
Murata
C
SS
Capacitor
47000 pF, Ceramic,
X7R, 16V, 10%
GRM188R71E473KA01D
1
Murata
C
SBY
Capacitor
100 pF, Ceramic, C0G,
50V, 5%
GRM1885C1H101JA01D
1
Murata
D
BOOT
Diode
Schottky Diode,
Average I = 100 mA,
Max Surge I = 750 mA
CMOSH-3
1
Central Semi
25
www.national.com
LM27402
相關PDF資料
PDF描述
LM27402MHX SWITCHING CONTROLLER, 1350 kHz SWITCHING FREQ-MAX, PDSO16
LM2770SD-12157/NOPB SWITCHED CAPACITOR REGULATOR, 925 kHz SWITCHING FREQ-MAX, DSO10
LM2770SDX-1215/NOPB SWITCHED CAPACITOR REGULATOR, 925 kHz SWITCHING FREQ-MAX, DSO10
LM2788MM-2.0/NOPB SWITCHED CAPACITOR REGULATOR, 500 kHz SWITCHING FREQ-MAX, PDSO8
LM2788MM-1.5/NOPB SWITCHED CAPACITOR REGULATOR, 500 kHz SWITCHING FREQ-MAX, PDSO8
相關代理商/技術參數(shù)
參數(shù)描述
LM27402SQX/NOPB 功能描述:DC/DC 開關控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK
LM27403 制造商:TI 制造商全稱:Texas Instruments 功能描述:Synchronous Buck Controller with Temperature-Compensated, Inductor-DCR-Based Overcurrent Protection and Programmable Thermal Shutdown
LM27403EVM 制造商:Texas Instruments 功能描述:LM27403EVM - Boxed Product (Development Kits)
LM27403EVM-POL600 制造商:Texas Instruments 功能描述:BOARD EVAL LM27403
LM27403SQ 制造商:TI 制造商全稱:Texas Instruments 功能描述:Synchronous Buck Controller with Temperature-Compensated, Inductor-DCR-Based Overcurrent Protection and Programmable Thermal Shutdown
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