參數(shù)資料
型號: LM2696MXAX
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: 3A, Constant On Time Buck Regulator
中文描述: 6.4 A SWITCHING REGULATOR, 500 kHz SWITCHING FREQ-MAX, PDSO16
封裝: TSSOP-16
文件頁數(shù): 17/19頁
文件大?。?/td> 833K
代理商: LM2696MXAX
Application Information
(Continued)
Bill of Materials (
Figure 10
: Medium Voltage Board, 5V-to-2.5V conversion, f
sw
= 300 kHz)
Designator
Function
C
IN
Input Cap
C
BY
Bypass Cap
C
SS
Soft-Start Cap
C
EXT
EXTV
CC
C
BOOT
Boot
C
AVIN
Analog V
IN
C
OUT
Output Cap
C
SD
Shutdown Cap
R
FB1
High Side FB Res
R
FB2
Low Side RB Res
R
ON
On Time Res
D
CATCH
Boot Diode
L
Output Inductor
Description
470 μF
0.1 μF
0.01 μF
1 μF
0.1 μF
1 μF
47 μF
1 nF
1 k
1 k
143 k
40V
@
3A Diode
6.8 uH, 4.9A ISAT
Vendor
Sanyo
Vishay
Vishay
Vishay
Vishay
Vishay
AVX
Vishay
Vishay
Vishay
Vishay
Central Semi
Coilcraft
Part Number
10MV470WX
VJ0805Y104KXAM
VJ080JY103KXX
VJ0805Y105JXACW1BC
VJ0805Y104KXAM
VJ0805Y105JXACW1BC
TPSW476M010R0150
VJ0805Y102KXXA
CRCW08051001F
CRCW08051001F
CRCW08051433F
CMSH3-40M-NST
MSS1260-682MX
20153451
FIGURE 10. 5V-to-2.5V Voltage Applications Circuit
20153452
FIGURE 11. 12V-to 3.3V Voltage Applications Circuit
L
www.national.com
17
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