SC4525D View Datasheet(PDF) - Semtech Corporation
Part Name
Description
MFG CO.
'SC4525D' PDF : 21 Pages View PDF
SC4525D
Typical Application Schematics
V IN
5V
C4
4.7mF
IN
BST
SW
SS/EN SC4525 D
COMP
RSET
FB
GND
C7
22nF
C8
47pF
R7
6.49 k
C5
4.7nF
R5
60.4k
D1
BAT- 54
C1
0.33m F
L1
4.7mH
R4
33.2k
OUT
2.5V/3A
D2
CMSH3-20M
R6
22 .1k
C2
47mF
L1 : CoiltronicsDR73 - 4R7
C2 : Murata GRM 31CR60J476M
C4 : Murata GRM 31CR60J475K
Figure 10. 350kHz 5V to 2.5V/3A Step-down Converter
D1
V IN
3.3V
C4
4.7mF
BAT- 54
IN
BST
C1
0.33 mF
L1
OUT
Fig. 10: 350 kHSzW 5 V to23..53mVH /3 A Ste1p.5V/3DA own Converte
SS/EN SC4525D
R4
33.2k
FB
COMP RSET GND
C7
22nF
C8
47pF
R7
3.74k
C5
6.8nF
R5
60.4k
D2
B320A
R6
66.5 k
C2
47mF
L1 : Coiltronics DR73 - 3R3
C2 : Murata GRM 31CR60J476 M
C4 : Murata GRM 32ER71H475 K
Figure 11. 350kHz 3.3V to 1.5V/3A Step-down Converter
© 2011 Semtech Corp.
www.semtech.com 17
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