max1953/max1954/max1957
低-费用, 高-频率, 电流-模式 pwm
buck 控制
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DESIGNATION MAX1953 MAX1954 MAX1957 20a 电路
C4
10µf, 6.3v x5r cer
taiyo yuden
JMK212BJ106MG
180µf, 4v sp polymer
Panasonic
EEFUEOG181R
270µf, 2v sp polymer
Panasonic
EEFUEOD271R
10µf, 6.3v x5r cer
taiyo yuden
JMK212BJ106MG
C5
4.7µf, 6.3v x5r cer
taiyo yuden
JMK212BJ475MG
—
270µf, 2v sp polymer
Panasonic
EEFUEOD271R
10µf, 6.3v x5r cer
taiyo yuden
JMK212BJ106MG
C6
10µf, 6.3v x5r cer
taiyo yuden
JMK212BJ106MG
—
10µf, 6.3v x5r cer
taiyo yuden
JMK212BJ106MG
10µf, 6.3v x5r cer
taiyo yuden
JMK212BJ106MG
C7
——
4.7µf, 6.3v x5r cer
taiyo yuden
JMK212BJ475MG
0.1µf, 50v x7r cer
taiyo yuden
UMK107BJ104KA
C8
——
0.1µf, 50v x7r cer
taiyo yuden
UMK107BJ104KA
270µf, 2v sp polymer
Panasonic
EEFUEOD271R
c9-c13
———
270µf, 2v sp polymer
Panasonic
EEFUEOD271R
C14
——
1500pf, 50v x7r cer
Murata
GRM39X7R152K50
—
C
C
270pf, 10v x7r cer
Kemet
C0402C271M8RAC
1000pf, 10v x7r cer
Kemet
C0402C102M8RAC
470pf, 50v x7r cer
Murata
GRM39X7R471K50
560pf, 10v x7r cer
Kemet
C0402C561M8RAC
C
f
—
47pf, 10v c0g cer
Kemet
C0402C470K8GAC
68pf, 50v cog cer
Murata
GRM39COG680J50
15pf, 10v c0g cer
Kemet
C0402C150K8GAC
D1
肖特基 二极管
central 半导体
cmpsh1-4
肖特基 二极管
central 半导体
cmpsh1-4
肖特基 二极管
central 半导体
cmpsh1-4
肖特基 二极管
central 半导体
cmpsh1-4
L1
1µh 3.6a
toko 817fy-1r0m
2.7µh 6.6a
Coilcraft
do3316-272hc
2.7µh 6.6a
Coilcraft
do3316-272hc
0.8µh 27.5a
Sumida
cep125u-0r8
n1-n2
双 场效应晶体管 20v 5a
仙童
FDS6898A
双 场效应晶体管 20v
仙童
FDS6890A
双 场效应晶体管 20v
仙童
FDS6898A
n-频道 30v
国际的 整流器
IRF7811W
n3-n4
———
n-频道 30v
siliconix si4842dy
R1 16.9k
Ω
1% 9.09k
Ω
1% 2k
Ω
1% 10k
Ω
1%
R2 8.06k
Ω
1% 8.06k
Ω
1% 2k
Ω
1% 8.06k
Ω
1%
R3 10k
Ω
5%
R
C
33k
Ω
5% 62k
Ω
5% 51.1k
Ω
5% 270k
Ω
5%
表格 1. 建议的 组件 (持续)