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L5986 Datasheet(PDF) 33 Page - STMicroelectronics

No. de pieza L5986
Descripción Electrónicos  2.5 A step-down switching regulator
PDF  39 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L5986 Datasheet(HTML) 33 Page - STMicroelectronics

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L5986 - L5986A
Application information
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Figure 27.
Load regulation
Figure 28.
Line regulation
Figure 29.
Load transient: from 0.4 A to
2.5 A
Figure 30.
Soft-start
Figure 31.
Short-circuit behavior
0
0.2
0.4
0.6
0.8
1
1.2
00.5
11.5
22.5
IO [A]
VCC=12V
VCC=5V
0
0.2
0.4
0.6
0.8
1
2
4
6
8
10
12
14
16
18
VCC [V]
IO=1A
IO=2A
VOUT
200mV/div
AC coupled
IL 1A/div
Time base 100us/div
COUT=22uF
L=5.2uH
FSW=520k
VOUT
200mV/div
AC coupled
IL 1A/div
Time base 100us/div
COUT=22uF
L=5.2uH
FSW=520k
IL 1A/div
Time base 1ms/div
IL 1A/div
VOUT 0.5V/div
VOUT
Time base 1ms/div
IL 1A/div
Time base 1ms/div
IL 1A/div
VOUT 0.5V/div
VOUT
VOUT 0.5V/div
VOUT
Time base 1ms/div
OUT 10V/div
SHORTED OUTPUT
Time base 5ms/div
I
L 1A/div
I
L 1A/div
OUT 10V/div
VOUT 1V/div
VOUT
OUT 10V/div
SHORTED OUTPUT
SHORTED OUTPUT
Time base 5ms/div
Time base 5ms/div
I
L 1A/div
I
L 1A/div
I
L 1A/div
I
L 1A/div
OUT 10V/div
VOUT 1V/div
VOUT
VOUT 1V/div
VOUT



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