參數(shù)資料
型號(hào): L5980
廠商: 意法半導(dǎo)體
英文描述: 0.7A step-down switching regulator
中文描述: 0.7A的降壓開(kāi)關(guān)穩(wěn)壓器
文件頁(yè)數(shù): 32/37頁(yè)
文件大?。?/td> 959K
代理商: L5980
L5980
Application informations
32/37
Figure 28.
Load regulation
Figure 29.
Line regulation
Figure 30.
Short circuit behavior
Figure 31.
Load transient: from 0.1A to 0.7A
Figure 32.
Soft start
0
0.02
0.04
0.06
0.08
0.1
0.12
0.14
0.1
0.2
0.3
0.4
0.5
0.6
0.7
Io [A]
V
F
/
F
[
V
CC
=3.3V
V
CC
=12V
V
CC
=5.0V
F
SW
=250KHz
-0.05
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
2
4
6
8
10
12
14
16
18
VCC [V]
Io=0.7A
V
10V/div
250mA/div
1V/div
SHORTED
Time base 5ms/div
OUT
I
L
V
OUTPUT
200mA/div
AC coupled
F
SW
=520KHz
Load slew rate 2.5A/
μ
s
I
V
50mV/div
C
=47
μ
F
L=15
μ
H
Time base 100
μ
s/div
500mV/div
200mV/div
500mA/div
Time base 1ms/div
V
V
I
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