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EVAL5980 Datasheet(PDF) 2 Page - STMicroelectronics

Part # EVAL5980
Description  0.7 A step-down switching regulator demonstration board based on the L5980
PDF  6 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

EVAL5980 Datasheet(HTML) 2 Page - STMicroelectronics

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EVAL5980
EVAL5980 application circuit and component list
2/6
1
EVAL5980 application circuit and component list
Figure 1.
Application circuit
Table 1.
Component list
Reference
Part number
Description
Manufacturer
C1
GRM31CR61E106KA12
10 µF, 25 V
MURATA
C2
GRM32ER61E226KE15
22 µF, 25 V
MURATA
C3
3.3 nF, 50 V
C4
10 nF, 50 V
C5
150 pF, 50 V
C6
68 nF, 25 V
R1
4.99 k
Ω, 1 %, 0.1 W 0603
R2
1.1 k
Ω, 1 %, 0.1 W 0603
R3
180
Ω, 1 %, 0.1 W 0603
R4
3.9 k
Ω, 1 %, 0.1 W 0603
R5
100 k
Ω, 1 %, 0.1 W 0603
D1
STPS2L25V
2 A, 25 V
STMicroelectronics
L1
7447779115
15 µH, 20 %, 2.2 A
Wurth elektronik
OUT
FB
SYNCH
INH
GND
COMP
VCC
L5985
C1
10uF
C4 10nF
R1 4.99K
R2 1.1K
D1
STPS2L25U
L1 15uH
C3 3.3nF
R3 180
C5 150pF
R4 3.9K
FSW
8
3
7
6
4
5
2
1
C2
22uF
C6
68nF
COMP
1
Vout=3.3V
VIN=3.3V to 18V
R5 100K
OUT
FB
SYNCH
INH
GND
COMP
VCC
L5980
C1
10uF
C4 10nF
R1 4.99K
R2 1.1K
D1
STPS2L25U
FSW
8
3
7
6
4
5
2
1
C2
22uF
C6
68nF
COMP
1
Vout=3.3V
VIN=3.3V to 18V
OUT
FB
SYNCH
INH
GND
COMP
VCC
L5985
C1
10uF
C4 10nF
R1 4.99K
R2 1.1K
D1
STPS2L25U
L1 15uH
C3 3.3nF
R3 180
C5 150pF
R4 3.9K
FSW
8
3
7
6
4
5
2
1
C2
22uF
C6
68nF
COMP
1
Vout=3.3V
VIN=3.3V to 18V
R5 100K
OUT
FB
SYNCH
INH
GND
COMP
VCC
L5980
C1
10uF
C4 10nF
R1 4.99K
R2 1.1K
D1
STPS2L25U
FSW
8
3
7
6
4
5
2
1
C2
22uF
C6
68nF
COMP
1
Vout=3.3V
VIN=3.3V to 18V



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