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SC4525FEVB Datasheet(PDF) 19 Page - Semtech Corporation

Part # SC4525FEVB
Description  18V, 3A, 350kHz Step-Down Switching Regulator
PDF  23 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC4525FEVB Datasheet(HTML) 19 Page - Semtech Corporation

Back Button SC4525FEVB Datasheet HTML 15Page - Semtech Corporation SC4525FEVB Datasheet HTML 16Page - Semtech Corporation SC4525FEVB Datasheet HTML 17Page - Semtech Corporation SC4525FEVB Datasheet HTML 18Page - Semtech Corporation SC4525FEVB Datasheet HTML 19Page - Semtech Corporation SC4525FEVB Datasheet HTML 20Page - Semtech Corporation SC4525FEVB Datasheet HTML 21Page - Semtech Corporation SC4525FEVB Datasheet HTML 22Page - Semtech Corporation SC4525FEVB Datasheet HTML 23Page - Semtech Corporation  
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SC4525F
9
Typical Application Schematics
SC4525F
G ND
IN
SW
BST
L1
4.7mH
C1
0.33mF
SS/EN
CO M P
FB
D2
CM SH3- 20M
22.1k
R6
33.2k
22nF
C8
47pF
C5
4.7nF
L1: Coiltronics DR 73 -4R7
O UT
2.5V/3A
5V
RSET
C2: M urata G RM 31CR60J476M
C4
4.7mF
C4: M urata G RM 31CR60J475K
V IN
C2
47mF
C7
R4
60.4k
R5
6.49k
R7
BAT 54
D1
Figure 11. 350kHz 5V to 2.5V/3A Step-down Converter
SC4525F
G ND
IN
SW
BST
L1
3.3mH
C1
0.33mF
SS/EN
CO M P
FB
D2
B320A
66.5k
R6
33.2k
22nF
C8
47pF
C5
6.8nF
L1: Coiltronics DR 73 - 3R3
O UT
1.5V/3A
D1
BAT-54
3.3V
RSET
C2: M urata G RM 31CR60J476M
C4
4.7mF
C4: M urata G RM 32ER71H475K
V IN
C2
47mF
C7
R4
60.4k
R5
3.74k
R7
Figure 12. 350kHz 3.3V to 1.5V/3A Step-down Converter



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