參數(shù)資料
型號(hào): LS4000
英文描述: 100 Watt AC-DC Converters with PFC
中文描述: 100瓦交直流轉(zhuǎn)換器的功率因數(shù)校正
文件頁(yè)數(shù): 24/27頁(yè)
文件大小: 599K
代理商: LS4000
Cassette Style
100 Watt AC-DC Converters
S Series PFC
Edition 01/01.2001
24/27
0
1
0.95
0
U
ci
[V DC]
0
t
t
t
t
low min4
t
low min4
t
high min
t
h1
358
355
Input voltage failure
Switch-on cycle
Input voltage sag
Switch-on cycle and subsequent
input voltage failure
U
D high
U
D low
U
D
0
JFET
NPN
t
U
o1
U
o1 nom
U
D high
U
D low
U
D
t
low min4
t
h1
0
0
U
D high
U
D low
U
D
0
JFET
NPN
U
o1
U
D high
U
D low
U
D
t
low min4
U
to
Output voltage failure
0
I
D high
I
D low
I
D
t
0
I
D high
I
D low
I
D
t
t
t
t
2
3
3
3
3
U
o1 nom
U
to
ho
Input voltage monitoring
Output voltage monitoring
11044
1
Hold-up time see section Electrical Input Data.
2
With output voltage monitoring, hold-up time t
h
= 0.
3
The signal will remain high if the D output is connected to
an external source.
4
t
low min
= 100...170 ms, typically 130 ms.
Fig. 38
Relationship between U
ci
, U
o1
, U
D
, U
o1
/U
o nom
versus time
D-signal with respect to input and output voltage versus time:
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