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RT9204CS View Datasheet(PDF) - Richtek Technology
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RT9204CS
Dual Regulator - Standard Buck PWM DC-DC and Linear Power Controller
Richtek Technology
RT9204CS Datasheet PDF : 14 Pages
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RT9204
Typical Application Circuit
Preliminary
V
AUX
3.3V
Q1
V
OUT2
2D1802
1.6V
R4
C6
+
100
220
µ
F
R5
100
R1
10
1
GND
UGATE
8
2
VCC
BOOT
7
RT9204
3
DRV
V
OUT1
SD
6 2.5V
4
FBL
C5
1
µ
F
FB
5
R2
R3
120
250
C7
C3
0.1
µ
F L1
5
µ
H
+
C4
1000
µ
F
10nF
5V
MU
C2
+
C1
1
µ
F 470
µ
F
D1
Fig.1 RT9204 powered from 5V only
V
AU X
3.3V
V
OU T2
1.6V
C6
220
µ
F
Q1
R4
+
100
R5
100
R1
12V
C5
10
1
µ
F
1
GND
UGATE
8
2
VCC
BOOT
7
MU
3
RT9204
DRV
V
OU T1
SD
6 2.5V
L1
5
µ
H
4
FBL
C7
1
µ
F
FB
5
+
C4
D1
1000
µ
F
R2
R3
120
250
C3
10nF
5V
C2
+
C1
1
µ
F 470
µ
F
Fig.2 RT9204 powered from 12V
www.richtek-ic.com.tw
2
DS9204-00 February 2002
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