參數(shù)資料
型號(hào): L4955V33
廠商: 意法半導(dǎo)體
英文描述: 5A ULDO LINEAR REGULATORS FAMILY
中文描述: 5A條ULDO線性穩(wěn)壓器系列
文件頁(yè)數(shù): 7/14頁(yè)
文件大小: 142K
代理商: L4955V33
PG
V
ADJ
0.9 V
ADJ
hyst = 200mV
High
Low
Low
t
t
D96IN364B
V
OUT
=V
ADJ
(R1+R2)/R2
Figure14:
PowerGood Function
V
INH
Vref = 1.26V
hyst = 200mV
regulator
OFF
t
t
regulator
ON
regulator
ON
D96IN365A
Figure 15:
InhibitFunction
0
1
2
3
4
5
0
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 0
1 0 0
Io u t [A ]
R ipp le R e jec tio n [d B ]
F rip p le = 1 2 0 H z
V rip p le= 3 V p -p
F r ip p le = 1 0 k H z
V r ipp le = 0 .5 V p -p
F rip ple = 1 kH z
V ripp le= 0.5 V p -p
F rip p le = 5 0k H z
V ripp le = 0 .5V p -p
C in = 2 2 u F
C o u t= 2 2 u F
V o ut= 1 .2 6 V
V in m in = 4 .5 V
Figure 13:
RippleRejection vs. Output Current
L4955
L4955
7/14
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