sc4524d Semtech Corporation, sc4524d Datasheet - Page 17

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sc4524d

Manufacturer Part Number
sc4524d
Description
18v 2a Step-down Switching Regulator
Manufacturer
Semtech Corporation
Datasheet
Typical Application Schematics
V
V
IN
IN
Figure 11. 500kHz 10V-16V to 1.5V/2A Step-down Converter
Figure 10. 1MHz 5V to 3.3V/2A Step-down Converter
10nF
C4
C7
4.7 F
10nF
C4
C7
4.7 F
5V
10V – 16V
L1: Coiltronics LD1-2R2
L1: Coiltronics DR73-4R7
10pF
C8
SS/EN
33pF
C8
SS/EN
COMP
COMP
IN
IN
R7
17.8k
C5
0.68nF
4.32k
R7
C5
3.3nF
SC4524D
SC4524D
ROSC
1N4148
ROSC
D1
R5
15.8k
38.3k
R5
GND
BST
GND
BST
SW
FB
C2: Murata GRM31CR60J226K
C4: Murata GRM31CR60J475K
SW
FB
C2: Murata GRM31CR60J226K
C4: Murata GRM31CR60J475K
C1
0.33 F
D2
20BQ030
C1
0.33 F
2.2 H
1N4148
D2
20BQ030
L1
D1
4.7 H
L1
33.2k
R4
R6
14.3k
33.2k
R4
R6
66.5k
C2
22 F
3.3V/2A
OUT
C2
22 F
1.5V/2A
OUT
17

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