參數(shù)資料
型號(hào): LK4301-7ER
廠商: POWER-ONE INC
元件分類(lèi): 電源模塊
英文描述: 1-OUTPUT 150 W AC-DC PWR FACTOR CORR MODULE
封裝: HEAT SINK, METAL, CASE K02
文件頁(yè)數(shù): 25/28頁(yè)
文件大小: 627K
代理商: LK4301-7ER
BCD20001-G Rev AB
Page 6 of 28
www.power-one.com
K Series with PFC Data Sheet
150 – 280 Watt AC-DC Converters
Fig. 4
Theoretical worst case input inrush current versus
time at Vi = 255 V, Rext = 0 for models without
feature E
Fig. 5
Input current versus input voltage at Io nom
Power Factor and Harmonics
Power factor correction is achieved by controlling the input
current waveform synchronously with the input voltage
waveform. The power factor control is active under all
operating conditions.
Fig. 6
Power factor versus output current (LK4501-7R)
100
150
200
250
300 VAC
50
0
1
2
li [A]
04002a
LKP
LK
0.1
1 ms
50
100
Iinr [A]
0
LKP
04054a
0.5
LK
0.8
0.85
0.9
0.95
1.0
0
0.2
0.4
0.6
0.8
Io /Io nom
Vi = 85 VAC
Vi = 230 VAC
LK4501-pf
The harmonic distortion is well below the limits specified in
IEC/EN 61000-3-2, class D, see fig. below:
Fig. 8
Harmonic input currents at Vi = 230 V, Io = Io nom for
LK4501-7R (left bars) and LKP5660-7R.
Fig. 7
Power factor versus output current (LKP5660-7R)
0
0.5
1
1.5
2
2.5
3
3.5
4
3579
11
13
LKP-harm
mA/W
Harm.
0.8
0.85
0.9
0.95
1.0
0
0.2
0.4
0.6
0.8
I
o /Io nom
Vi = 230 VAC
Vi = 187 VAC
LKP5660-pf
相關(guān)PDF資料
PDF描述
LK4301-9PD5TB1 1-OUTPUT 150 W AC-DC PWR FACTOR CORR MODULE
LK5660-7ERD5TB1 2-OUTPUT 150 W AC-DC PWR FACTOR CORR MODULE
LK4501-9RD1TB1 1-OUTPUT 150 W AC-DC PWR FACTOR CORR MODULE
LK4601-7ERD3TB1 1-OUTPUT 150 W AC-DC PWR FACTOR CORR MODULE
LK5660-7ERD2TB1 2-OUTPUT 150 W AC-DC PWR FACTOR CORR MODULE
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