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L5973AD Datasheet(PDF) 14 Page - STMicroelectronics

Part # L5973AD
Description  2 A switch step down switching regulator
PDF  21 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L5973AD Datasheet(HTML) 14 Page - STMicroelectronics

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Additional features and protections
L5973AD
14/21
Figure 8.
Demo board application circuit
Table 6. Component List
Reference
Part Number
Description
Manufacturer
C1
GRM32DR61E106KA12L
10
µF, 25 V
MURATA
C2
POSCAP 6TPB330M
330
µF, 6.3 V
Sanyo
C3
C1206C221J5GAC
220 pF, 5 %, 50 V
KEMET
C4
C1206C223K5RAC
22 nF, 10 %, 50 V
KEMET
R1
5.6 K, 1%, 0.1 W 0603
Neohm
R2
3.3 K, 1%, 0.1 W 0603
Neohm
R3
4.7 K, 1%, 0.1 W 0603
Neohm
D1
STPS2L25U
2 A, 25 V
ST
L1
DO3316P-153
15
µH, 3 A
COILCRAFT
D03IN1454
8
4
5
1
7
L5973AD
C1
10
µF
25V
CERAMIC
C2
330
µF
6.3V
VOUT=3.3V
VIN = 4V to 25V
R1
5.6K
R2
3.3K
R3
4.7K
C4
22nF
C3
220pF
3
L1 15
µH
D1
STPS2L25U
COMP
VCC
OUT
FB
GND
INH
2
6
3.3V
SYNC.
VREF



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