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V375B15C300B Datasheet, PDF (3/8 Pages) Vicor Corporation – 375Vin / 15Vout / 300Watts DC-DC Converter Module
ELECTRICAL CHARACTERISTICS, continued
MODULE CONTROL SPECIFICATIONS
Parameter
Min
Typ
PRIMARY SIDE (PC = Primary Control; PR = Parallel)
PC bias voltage
current limit
5.50
5.75
1.5
2.1
PC module disable
2.3
2.6
PC module enable delay
4
PC module alarm
PR emitter amplitude
5.7
5.9
PR emitter current
150
PR receiver impedance
375
500
PR receiver threshold
2.4
2.5
PR drive capability
SECONDARY SIDE (SC = Secondary Control)
SC bandgap voltage
1.21
SC resistance
990
SC capacitance
SC module alarm
1.23
1000
0.033
0
Max
Unit
6.10
Vdc
3.0
mA
2.9
Vdc
7
ms
0.5
Vavg
6.1
Volts
mA
625
ohms
2.6
Volts
12
modules
1.25
1010
Vdc
ohms
µF
Vdc
Notes
PC current = 1.0 mA
PC voltage = 5.5V
Must be able to sink ≥4 mA. See Fig. 1
UV, OV, OT, module fault. See Figs. 2 and 4
PR load >30 ohms, < 30 pF
25°C
Minimum pulse width: 20ns
Without PR buffer amplifier
Referenced to –Sense
With open trim; referenced to –Sense. See Fig. 6
MODULE GENERAL SPECIFICATIONS
Parameter
Remote sense (total drop)
Isolation voltage (in to out)
Isolation voltage (in to base)
Isolation voltage (out to base)
Isolation resistance (in to out)
Weight
Temperature limiting
Agency approvals
Min
3000
1550
500
100
Typ
10
3.7 (104)
115
Max
Unit
0.5
Vdc
Vrms
Vrms
Vrms
megohms
4 (112) ounces (grams)
°C
UL, CSA, TÜV, BABT, CE, VDE
Notes
0.25V per leg (senses must be closed)
Complies with reinforced insulation requirements
Complies with basic insulation requirements
Complies with operational insulation requirements
See Figs. 2 and 4
UL1950, CSA950, EN60950, VDE0805, BS7002,
IEC 60950. With a fuse in series with the +Input
Vicor Corp. Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
V375B15C300B DC-DC Converter
Set your site on VICOR at www.vicorpower.com
Rev. 3
Page 3 of 8