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L5986 数据表(PDF) 30 Page - STMicroelectronics

部件名 L5986
功能描述  2.5 A step-down switching regulator
PDF  39 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L5986 数据表(HTML) 30 Page - STMicroelectronics

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Application information
L5986 - L5986A
30/39
6.7
Application circuit
In Figure 17 the demonstration board application circuit is shown.
Figure 17.
Demonstration board application circuit
Table 9.
Component list
Reference
Part number
Description
Manufacturer
C1
GRM32ER61E226KE15
22
μF, 25 V
Murata
C2
GRM32ER61E226KE15
22
μF, 25 V
Murata
C3
2.2 nF, 50 V
C4
10 nF, 50 V
C5
330 pF, 50 V
C6
22 0nF, 25 V
R1
4.99 k
Ω, 1%, 0.1W 0603
R2
2.49k
Ω, 1%, 0.1W 0603
R3
330
Ω, 1%, 0.1W 0603
R4
2 k
Ω, 1%, 0.1W 0603
R5
100 k.
D1
STPS2L25V
2 A, 25 V
STMicroelectronics
L1
MSS1038-522NL
5.2
μH, 30 %, 5.28 A,
DCRMAX = 22 mΩ
Coilcraft
L5986/A
R3
330
L1 5.2uH MSS1038
C2
22u
25V
R4
2K
R1 4.99K
C3 2.2nF
C4 10hF
C5 330pF
1
5
4
32
6
7
8
D1
STPS2L25
R2
2.49k
Vout=1.8V
C1
22u
25V
C6
220n
25V
R5
150k
Vin=2.9V - 18V
VCC
INH
GND
FB
SYNCH
OUT
COMP
FSW



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