ELECTRICAL CHARACTERISTICS, continued
MODULE CONTROL SPECIFICATIONS
Parameter
Min
Typ
Max
Unit
Notes
PRIMARY SIDE
(PC = Primary Control; PR = Parallel)
PC bias voltage
current limit
PC module disable
PC module enable delay
PC module alarm
PR emitter amplitude
PR emitter current
PR receiver impedance
PR receiver threshold
PR drive capability
SECONDARY SIDE
(SC = Secondary Control)
SC bandgap voltage
SC resistance
SC capacitance
SC module alarm
1.21
990
1.23
1000
0.033
0
1.25
1010
Vdc
ohms
碌F
Vdc
With open trim; referenced to 鈥揙ut. See Fig. 6
Referenced to 鈥揙ut
5.7
150
375
2.4
500
2.5
625
2.6
12
5.9
5.50
1.5
2.3
5.75
2.1
2.3
4
6.10
3.0
2.6
7
0.5
6.1
Vdc
mA
Vdc
ms
Vavg
Volts
mA
ohms
Volts
modules
25掳C
Minimum pulse width: 20ns
Without PR buffer amplifier
UV, OV, OT, module fault. See Figs. 2 and 4
PR load >30 ohms, < 30 pF
PC current = 1.0 mA
PC voltage = 5.5V
Must be able to sink
鈮?
mA. See Fig. 1
MODULE GENERAL SPECIFICATIONS
Parameter
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
100
Min
2000
1550
500
10
2.1 (60)
115
cULus, T脺V, CE
2.3 (66)
Typ
Max
Unit
Vrms
Vrms
Vrms
megohms
ounces (grams)
掳C
See Figs. 2 and 4
UL60950, EN60950, CSA60950, IEC 60950.
With a fuse in series with the +Input
Notes
Complies with reinforced insulation requirements
Complies with basic insulation requirements
Complies with operational insulation requirements
Note:
The cover is electrically conductive and may be electrically connected to the baseplate.
Vicor Corp.
Tel: 800-735-6200, 978-470-2900 Fax: 978-475-6715
V48C5C75B DC-DC Converter
Rev. 2
Page 3 of 8
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