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參數(shù)資料
| 型號： | V048F020T080 |
| 廠商： | Vicor Corporation |
| 元件分類： | DC/DC變換器 |
| 英文描述： | VI Chip - PRM-AL Pre-Regulator Module |
| 中文描述： | 六芯片-大羅馬尼亞黨鋁預(yù)穩(wěn)壓模塊 |
| 文件頁數(shù)： | 3/14頁 |
| 文件大?。?/td> | 408K |
| 代理商： | V048F020T080 |
vicorpower.com
800-735-6200
VI Chip Pre-Regulator Module
P048F048T24AL
Rev. 1.7
Page 3 of 14
PRELIMINARY
Parameter
Input voltage range
Input dV/dt
Input undervoltage turn-on
Input undervoltage turn-off
Input overvoltage turn-on
Input overvoltage turn-off
Input quiescent current
Input current
Input reflected ripple current
No load power dissipation
Internal input capacitance
Recommended external input capacitance
Min
36
Typ
48
Max
75
1
35.3
Unit
Vdc
V/μs
Vdc
Vdc
Vdc
Vdc
mA
Adc
mA p-p
W
μF
μF
Note
33.8
31.8
77.3
78.8
0.5
5.2
580
3.0
5
100
30.5
75.8
81.0
1
PC low
See Figures 4 & 5
Ceramic
See Figure 5 for input filter circuit.
Source impedance dependent
Input Specs
(Conditions are at 48 Vin, 48 Vf, full load, and 25°C ambient unless otherwise specified)
Figure 3
— Vf turn-on waveform with inrush current – PC enabled at
full load, 48 Vin
Figure 2
— Vf and PC response from power up
Figure 4
— Input reflected ripple current at full load and 48 Vin
Input Waveforms
+IN
–IN
+Out
–Out
+In
–In
VC
PC
TM
IL
NC
VH
SC
PR
SG
OS
NC
CD
PRM-AL
100
μ
F
Al-Electrolytic
Reflected
Ripple
Measurement
2.37 k
Ω
+ OUT
– OUT
10 A
Figure 5
— Input filter capacitor recommendation
Electrical Specifications
VI Chip Pre-Regulator Module
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