SC4525CEVB View Datasheet(PDF) - Semtech Corporation
Part Name
Description
MFG CO.
SC4525CEVB Datasheet PDF : 21 Pages
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SC4525C
Typical Application Schematics
V IN
24V
D3
D1 1N 4148
C4
18 V Zener
4.7m F
IN
BST
SW
SS/ EN SC 4525C
COMP
FB
ROSC GND
C7
22 nF
C8
22 pF
R7
3. 57k
C5
3.9 nF
R5
69.8k
C1
0. 33 mF
L1
6.8 mH
R4
33.2k
OUT
1.5V/3A
D2
B 330A
R6
66.5k
C2
47 m F
L1 : Coiltronics DR74- 6R8
C2 : Murata GRM 31 CR60J 476 M
C4 : Murata GRM 32 ER71H 475 K
Figure 10. 300kHz 24V to 1.5V/3A Step-down Converter
D1
VIN
10V – 26V
C4
4.7m F
IN
1 N 4148
C1
BST
0.33 m F
L1
OUT
Fig10 : 300 kHSzW24
SS/ EN SC 4525C
V to1.5V/3 A 3.3mH
R0
1
R4
33.2k
S-t3.e3Vp/3A
Down Conv
FB
COMP ROSC GND
C7
22 nF
C8
22 pF
R7
22.6 k
C5
0.82 nF
R5
15.8 k
C0
220pF
D2
B330A
R6
14.3 k
C2
47mF
L1 : Coiltronics DR74 - 3R3
C2 : Murata GRM 31 CR60J 476M
C4 : Murata GRM 32 ER71H 475K
Figure 11. 1MHz 10V-26V to 3.3V/3A Step-down Converter
17
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