RT9204CS Просмотр технического описания (PDF) - Richtek Technology
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RT9204CS Datasheet PDF : 14 Pages
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RT9204
Typical Application Circuit
Preliminary
VAUX
3.3V
Q1
VOUT2 2D1802
1.6V
R4
C6 +
100
220µF
R5
100
R1
10
1 GND
UGATE 8
2 VCC
BOOT 7
RT9204
3 DRV
VOUT1
SD 6 2.5V
4 FBL
C5
1µF
FB 5
R2
R3
120
250
C7
C3
0.1µF L1
5µH
+ C4
1000µF
10nF
5V
MU
C2 + C1
1µF 470µF
D1
Fig.1 RT9204 powered from 5V only
VAU X
3.3V
VOU T2
1.6V
C6
220µF
Q1
R4
+
100
R5
100
R1
12V
C5 10
1µF
1 GND
UGATE 8
2 VCC
BOOT 7
MU
3
RT9204
DRV
VOU T1
SD 6 2.5V
L1
5µH
4 FBL
C7
1µF
FB 5
+ C4
D1
1000µF
R2
R3
120
250
C3
10nF
5V
C2 + C1
1µF 470µF
Fig.2 RT9204 powered from 12V
www.richtek-ic.com.tw
2
DS9204-00 February 2002
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