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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-大羅馬尼亞黨鋁預穩(wěn)壓模塊 |
| 文件頁數(shù)： | 7/14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 7 of 14
PRELIMINARY
Auxiliary Pins
(Conditions are at 48 Vin, 48 Vf, full load, and 25°C ambient unless otherwise specified)
Parameter
VC (VTM Control)
Peak voltage
PC (Primary Control)
DC voltage
Module disable voltage
Module enable voltage
Disable hysteresis
Min
Typ
Max
Unit
Note
14
V
Referenced to –OUT
4.8
2.3
5.0
2.4
2.5
100
5.2
Vdc
Vdc
Vdc
mV
Referenced to –IN
Referenced to –IN
2.6
Source only after start up; not to be used for
aux. supply; 100 k
Ω
minimum load
impedance to assure start up.
Current limit
1.75
1.90
mA
Enable delay time
Disable delay time
IL (Current Limit Adjust)
Voltage
Accuracy
PR (Parallel Port)
Voltage
Source current
External capacitance
VH (Auxiliary Voltage)
Range
Regulation
SC (Secondary Control)
Voltage
Internal capacitance
External capacitance
OS (Output Set)
Set point accuracy
Reference offset
CD (Compensation Device)
External resistance
100
1
μs
μs
1
V
%
± 15
Based on DC current limit set point
0.6
1
7.5
V
Referenced to SG
mA
pF
100
8.7
9.0
0.04
9.3
Vdc
%/mA
Maximum source = 5 mA, referenced to SG
1.23
1.24
0.1
1.25
Vdc
μF
μF
Referenced to SG
0.7
± 1.5
± 4
%
mV
Includes 1% external resistor
20
Ω
Omit resistor for regulation at output of PRM
Parameter
MTBF
MIL-HDBK-217F
Min
Typ
Max
Unit
Note
2.2
Mhrs
25°C, GB
UL/CSA 60950, EN60950
Low voltage directive
See mechanical drawing, Figure19
Agency approvals (pending)
cTüVus
CE Mark
Mechanical parameters
Weight
Dimensions
Length
Width
Height
0.5 / 14
oz / g
1.26 / 32
0.87 / 22
0.25 / 6,2
in / mm
in / mm
in / mm
General Specs
Electrical Specifications
(continued)
VI Chip Pre-Regulator Module
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