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參數資料
| 型號： | F3D480T20A |
| 廠商： | Vicor Corporation |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | VI Chip PFM Power Factor Module |
| 中文描述： | 六烤瓷芯片功率因數模塊 |
| 文件頁數： | 2/14頁 |
| 文件大小： | 457K |
| 代理商： | F3D480T20A |
Vicor Corporation
Tel: 800-735-6200
vicorpower.com
Power Factor Module
F3D480T20A
Rev. 1.0
Page 2 of 14
PRELIMINARY
Parameter
Min
Typ
Max
Unit
Note
Source voltage low range
Source voltage high range
Source frequency range
90
180
47
132
264
63
Vrms
Vrms
Hz
The PFM is not designed to support output load
when the input is 132 to 175 Vrms
Rectified AC Input Source
The PFM operates from a full bridge rectified AC line with the following characteristics:
Parameter
Min
Typ
Max
Unit
Note
Set point
Output voltage trim range
Output current
Output power
OVP set point
Line regulation
Load regulation
Efficiency
No load power dissipation
Current share accuracy
Switching frequency ripple
47.5
26
0
0
56
48.0
48
48.5
48.0
4.1
200
58
1
1
Vdc
Vdc
A
W
Vdc
%
%
%
W
%
Output may be trimmed down from factory set point
via external trim resistor. See page 4, SC pin
Vout
=
48 Vdc
Vout
=
48 Vdc see Fig. 22 for heat sink information
0.3
0.5
90
88
120 Vrms 75% load
Meets Energy Star no load limit
0.75
10
300
750
2.0
5
240
350
1.12
mV pk-pk
mV rms
V pk-pk
~1.2 MHz with 10 μF ceramic bypass capacitance
With 10,000 μF output capacitor
Line frequency ripple
Start up time
From application of power
Dynamic response
Voltage deviation
Recovery time
Output capacitance
Hold-up capacitance
Short circuit protection
2.0
2.5
5.0
S
No overshoot
6
%
mS
μF
μF
A
Of Vout
500
2,200
2,200
5.5
1,500
1,500
10,000
10,000
6.0
Required for PFC. Output ripple is a function of output
and hold-up capacitance. See Fig.8 for hold-up time.
Current limited
Output
Electrical characteristics
(Conditions: 25C case, 75% rated load and specified input voltage range unless otherwise specified.)
Parameter
Min
Typ
Max
Unit
Note
Undervoltage shut down
Overvoltage shut down
Power factor
Inrush current
82
275
85
Vrms
Vrms
Source voltage
Source voltage
47 – 63 Hz
265
0.94
5
A pk
Input
(Operating from AC input source)
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