参数资料
型号: LKP5740-6R
厂商: POWER-ONE INC
元件分类: 电源模块
英文描述: 2-OUTPUT 250 W AC-DC PWR FACTOR CORR MODULE
封装: HEAT SINK, METAL, CASE K02, MODULE
文件页数: 17/28页
文件大小: 674K
代理商: LKP5740-6R
BCD20001-G Rev AB
Page 24 of 28
www.power-one.com
K Series with PFC Data Sheet
150 – 280 Watt AC-DC Converters
0
1
0.95
0
V
b [VDC]
0
t
low min
4
t
low min
4
t
high min
t
h
1
358
355
Input voltage failure
Switch-on cycle
Input voltage sag
Switch-on cycle and subsequent
input voltage failure
V
D high
V
D low
V
D
0
JFET
NPN
t
V
o1
V
o1 nom
V
D high
V
D low
V
D
t
low min
4
t
h
1
0
V
D high
V
D low
V
D
0
JFET
NPN
V
o1
V
D high
V
D low
V
D
t
low min
4
V
to
Output voltage failure
0
I
D high
I
D low
I
D
t
0
I
D high
I
D low
I
D
t
2
33
V
o1 nom
V
to +Vho
Input voltage monitoring
Output voltage monitoring
11044b
1
Hold-up time see: Electrical Input Data.
2
With output voltage monitoring, hold-up time t h = 0.
3
The signal remains high, if the D output is connected
to an external source.
4
t low min = 100 – 170 ms, typically 130 ms
Fig. 39
Relationship between Vb, Vo1, VD, Vo1/Vo1 nom versus time
Table 22: D-output logic signals
Version of D
Vb
<<<<< Vt resp. Vo <<<<< Vt
Vb
>>>>> Vt + Vh resp. Vo >>>>> Vt
Configuration
D1, D2, D3, D4, D0
low
high
JFET
D5, D6, D7, D8, D9, DD
high
low
NPN
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