VICOR Maxi Series, Datasheet

Page: 3 / 15

Maxi Family Rev 9.0 vicorpower.com
Page 3 of 15 4/2013
800 735.6200
375 V Input
Parameter Min Typ Max Unit Notes
PRIMARY SIDE
(PC = Primary Control; PR = Parallel)
PC bias voltage 5.50 5.75 6.00 Vdc PC current = 1.0 mA
current limit 1.5 2.1 3.0 mA PC voltage = 5.5 V
During normal operation
PC module disable 2.3 2.6 2.9 Vdc Switch must be able to sink
≥
4 mA. See Fig. 2
PC module enable delay 4 7 ms
PC module alarm 0.5 Vavg UV, OV, OT, module fault. See Figs. 3 and 5
PC resistance 0.9 1.0 1.1 M
Ω
See Fig. 3, converter off or fault mode
PR emitter amplitude 5.7 5.9 6.1 Volts PR load >30
Ω
, < 30 pF
PR emitter current 150 mA
PR receiver impedance 375 500 625
Ω
25°C
PR receiver threshold 2.4 2.5 2.6 Volts Minimum pulse width: 20 ns
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 –Sense
SC resistance 990 1000 1010
Ω
SC capacitance 0.033
µ
F
SC module alarm 0 Vdc With open trim; referenced to –Sense. See Fig. 7
Parameter Min Typ Max Unit Notes
Remote sense (total drop) 0.5 Vdc 0.25 V per leg (sense leads must be connected to
respective, output terminals)
Isolation test voltage (in to out)* 3000 Vrms Complies with reinforced insulation requirements
Isolation test voltage (in to base)* 1500 Vrms Complies with basic insulation requirements
Isolation test voltage (out to base)* 500 Vrms Complies with operational insulation requirements
Isolation resistance 10 M
Ω
in to out, in to baseplate, out to baseplate
Weight (E, C, T grade)
6.5 7.3 8.1 ounces
(184.3) (207.5) (230.7) (grams)
Weight (H, M grade)
7.4 8.2 9.0 ounces
(209.3) (232.5) (255.7) (grams)
Temperature limiting 100 115 °C See Figs. 3 and 5. Do not operate coverter >100C.
Agency approvals cURus, cTÜVus, CE
UL60950-1, EN60950-1, CSA60950-1, IEC60950-1.
With appropriate fuse in series with the +Input
MODULE CONTROL SPECIFICATIONS
MODULE GENERAL SPECIFICATIONS
* Isolation test voltage, 1 minute or less.
Note:
Specifications are subject to change without notice.
MODULE FAMILY ELECTRICAL CHARACTERISTICS (CONT.)