L5970D013 查看數據表（PDF） - STMicroelectronics
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L5970D013 Datasheet PDF : 16 Pages
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L5970D
5
Application circuit
Application circuit
Figure 13. Demo board application circuit
VREF
3.3V
6
1
VIN = 4.4V to 25V
VCC
8 L5970D
SYNC. 2
C1
10µF
25V
CERAMIC
COMP
C4
22nF
4
3
INH.
C3
220pF
R3
4.7K
5
7
GND
OUT L1 33µH
VOUT=3.3V
D1
STPS2L25U R1
FB
5.6K
C2
100µF
10V
R2
3.3K
D03IN1437
Table 5. Component list
Reference
Part number
C1
C3225X5R1E106M
C2
POSCAP 10TPB100M
C3
C1206C221J5GAC
C4
C1206C223K5RAC
R1
R2
R3
D1
STPS2L25U
L1
DO3316P-333
Description
10µF, 25V
100µF, 10V
220pF, 5%, 50V
22nF, 10%, 50V
5.6K, 1%, 0.1W 0603
3.3K, 1%, 0.1W 0603
4.7K, 1%, 0.1W 0603
2A, 25V
33µH, 2A
Manufacturer
TDK
Sanyo
KEMET
KEMET
Neohm
Neohm
Neohm
STMicroelectronics
COILCRAFT
9/16
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