参数资料
型号: L5986ATR
厂商: STMICROELECTRONICS
元件分类: 稳压器
英文描述: 3.9 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO8
封装: ROHS COMPLIANT, HSOP-8
文件页数: 26/38页
文件大小: 1067K
代理商: L5986ATR
Application information
L5986
32/38
Doc ID 14971 Rev 3
Figure 28.
Load regulation
Figure 29.
Line regulation
Figure 30.
Load transient: from 0.4 A to
2.5 A
Figure 31.
Soft-start
Figure 32.
Short-circuit behavior
0
0.2
0.4
0.6
0.8
1
1.2
00.5
11.5
22.5
IO [A]
Δ
V
FB
/V
FB
[%
]
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]
Δ
V
FB
/V
FB
[%
]
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
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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