전자부품 반도체 검색엔진( 무료 PDF 다운로드 ) - 데이터시트뱅크
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RT9228CS 데이터 시트보기 (PDF) - Richtek Technology
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RT9228CS
Advanced PWM and Dual Linear Power Controller
Richtek Technology
RT9228CS Datasheet PDF : 10 Pages
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Typical Application Circuit
RT9228
12V
5V
GND
F1
L1
15A
1
µ
H
C1-4 +
4x1000
µ
F
R1 C5-6
10 2x1
µ
F
C20
C7
3.3V
Q3
RFD3055
V
OUT3
1.5V
R6
+
C9
187
1000
µ
F
V
OUT2
2.5V
R8
+
C10
1K
270
µ
F
1
µ
F
1
12
VCC
20
VIN2 OCSET1
+
C8
1000
µ
F
PGOOD
7
15
GATE3
16
FB3
UGATE1
24
PHASE1
23
R7
1K
13
RT9228
LGATE1
22
VOUT2
21
11
FB2
PGND
R9
1K
VSEN1
19
6
VID0
FB1
18
5
VID1
4
VID2
FAULT
8
3
VID3
2
VID4 GND
9
SS
14
1000pF
R2
1.21k
POWERGOOD
Q1
PHB83N03LT
R3
10K
L2
PHB95N03LT
3.5
µ
H
C13-19
+
Q2
R4 7x1000
µ
F
4.99K
C11
R5
0.68
µ
F
732K
C12
0.039
µ
F
V
OUT1
1.3 to 3.5V
DS9228-03 July 2001
www.richtek.com
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