APW1173 查看數據表（PDF） - Anpec Electronics
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APW1173 Datasheet PDF : 21 Pages
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APW1173
Other Application Circuits
Dual output voltage application
VOUT2 = 5V VOUT1 = 3.3V
N1/N2=2
1N4148
COUT2
47uF
RF1
5.6K
L
22uH
RF2
3.3K
COUT1
100uF
D1
1N5819
RC1
4.3K
1 OUT VCC 8
2 SYNC GND 7
3 INH
VREF 6
4 COMP FB 5
APW1173
CC1
2.2nF
CC2
220pF
VREF = 3.3V
CIN
22uF
VIN=5V
BuckBoost regulator
VOUT = -12V
L
15uH
D1
1N5819
RF2
RF1 COUT
24K
2.7K 100uF
RC1
4.3K
1 OUT VCC 8
2 SYNC GND 7
3 INH VREF 6
4 COMP FB 5
APW1173
CC1
CC2
2.2nF 220pF
VREF = 3.3V
CIN2
CIN1
22uF25V 22uF
VIN=5V
Copyright © ANPEC Electronics Corp.
6
Rev. A.5 - Aug., 2005
www.anpec.com.tw
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