전자부품 반도체 검색엔진( 무료 PDF 다운로드 ) - 데이터시트뱅크
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RT9202CS 데이터 시트보기 (PDF) - Richtek Technology
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RT9202CS
Single Synchronous Buck PWM DC-DC Controller
Richtek Technology
RT9202CS Datasheet PDF : 16 Pages
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RT9202
Typical Application Circuit
SHDN
H: shutdown
Q2
2N7002
R1
20K
R4
10
D1
8
PHASE
BOOT
1
7
OCSET
UGATE
2
6
RT9202
FB
GND
3
5
VCC
LGATE
4
C2 MA732
0.1
µ
F
V
OU T
2.5V
L2
5
µ
H
+
C3
1000
µ
F
C4
1
µ
F
R3
R2
120
255
C6
10nF
5V
MU
C5
+
C1
1
µ
F 470
µ
F
ML
Fig.1 RT9202 powered from 5V only
H: shutdown
SHDN
Q1
2N7002
R4
R1
10
20K
8
PHASE
BOOT
1
7
OCSET UGATE
2
RT9202
6
FB
GND
3
5
VCC
C4
1
µ
F
LGATE
4
R3
120
C2
1
µ
F
V
OU T
2.5V
R2
250
C6
10nF
L1
5
µ
H
+
C3
1000
µ
F
Fig.2 RT9202 powered from 12V
12V
5V
MU
C5
+
C1
1
µ
F 470
µ
F
ML
www.richtek.com
2
DS9202-02 August 2002
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