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同步
地
PGND
SW
R1
680 k
R2
100 k
V
O
= 9 v
6.8 H
C = 33 F
16 v
O
VIN
LBI
C = 10 F
25 v
I
1 F
2
3
4
8
9
7
5
11
12
16
10
6
13
14
15
1
V = 9.3 v 至 17 v
I
VIN
EN
VINA
PGND
地
PwPD
AGND
TPS621
10
SW
LBO
PG
1 m
FB
C
ff
22 pf
TPS62110
TPS62111
TPS62112
SLVS585–JULY2005
一个.foranoutputvoltagegreaterthan5v,anoutputcapacitorof33
µ
fminimumisrequiredforstability.
figure22.applicationwith9-voutput
19