资料介绍
xianka5
4
3
2
1
2.5V NVVDD
1
1
1
1
1
1
1
1
1
1
D
1
3.3V
D
C852 10UF 2 2
C853 10UF 2
C358 2200PF 2
C359 2200PF 2
C360 2200PF 2
C137 10UF 2
C127 10UF 2
C361 2200PF 2
C362 2200PF 2
C363 2200PF 2 C370 2 2 0.33UF 1
C364 2200PF
1
1
C901 C139 10UF 2 2 0.33UF
1 C902 2200PF 1 1 1 1 1 C368 C367 2 2 0.33UF 2 0.33UF C369 0.33UF 1 C371 0.33UF
2
C365 2 2 0.33UF
C366 0.33UF
C
C
3.3V
TO-263 5-pin package Semtech EZ1581, Unisem US1150
1 NVVDD D801 DO201 3A NO STUFF U511 5 POWER 2 SENSE 1 D800 DO-214AB 3A
2 REG-PWR-IN
1
OUTPUT
3
1.9V@3A +/- 50mV
B
B
ADJ
5V
4
CONTROL
6
6 1 R68 110R
2
1
1
+ C827
+ C828 470UF R055
1 C809 1UF 2
1
1
1
+ C810 10UF ALE-B
330UF NO STUFF ALE-C
470UF ALE-D
1
1
+ C844
+ C808 C145 2 0.039UF
FBADJ
2
470UF R055 NO STUFF
2
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