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參數(shù)資料
| 型號(hào)： | V48A3V3T75B |
| 廠商： | Vicor Corporation |
| 元件分類： | DC/DC變換器 |
| 英文描述： | 48Vin / 3.3Vout / 75Watts DC-DC Converter Module |
| 中文描述： | 48Vin / 3.3Vout / 75Watts的DC - DC轉(zhuǎn)換器模塊 |
| 文件頁(yè)數(shù)： | 3/8頁(yè) |
| 文件大?。?/td> | 173K |
| 代理商： | V48A3V3T75B |
Vicor Corp.
Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
V48C3V3C75B DC-DC Converter
Rev. 2
Page 3 of 8
Set your site on VICOR at www.vicorpower.com
Parameter
Min
Typ
Max
Unit
Notes
PRIMARY SIDE
(PC = Primary Control; PR = Parallel)
PC bias voltage
current limit
5.50
1.5
5.75
2.1
6.10
3.0
Vdc
mA
PC current = 1.0 mA
PC voltage = 5.5V
PC module disable
2.3
2.3
2.6
Vdc
Must be able to sink
≥
4 mA. See Fig. 1
PC module enable delay
4
7
ms
PC module alarm
0.5
Vavg
UV, OV, OT, module fault. See Figs. 2 and 4
PR emitter amplitude
5.7
5.9
6.1
Volts
PR load >30 ohms, < 30 pF
PR emitter current
150
mA
PR receiver impedance
375
500
625
ohms
25°C
PR receiver threshold
2.4
2.5
2.6
Volts
Minimum pulse width: 20ns
PR drive capability
12
modules
Without PR buffer amplifier
SECONDARY SIDE
(SC = Secondary Control)
SC bandgap voltage
1.21
1.23
1.25
Vdc
Referenced to –Out
SC resistance
990
1000
1010
ohms
SC capacitance
0.033
μF
SC module alarm
0
Vdc
With open trim;referenced to –Out.See Fig.6
Parameter
Isolation voltage (in to out)
Isolation voltage (in to base)
Isolation voltage (out to base)
Min
2000
1550
500
Typ
Max
Unit
Vrms
Vrms
Vrms
Notes
Complies with reinforced insulation requirements
Complies with basic insulation requirements
Complies with operational insulation requirements
Isolation resistance (in to out)
10
megohms
Weight
2.1 (60)
2.3 (66)
ounces (grams)
Temperature limiting
100
115
°C See Figs. 2 and 4
Agency approvals
cULus, TüV, CE
UL60950, EN60950, CSA60950, IEC 60950.
With a fuse in series with the +Input
MODULE CONTROL SPECIFICATIONS
MODULE GENERAL SPECIFICATIONS
ELECTRICALCHARACTERISTICS, continued
Note:
The cover is electrically conductive and may be electrically connected to the baseplate.
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