
12 1-800-735-6200
Mega Module (E-Grade)
Mega Module (C-, I-, M-Grade)
PARAMETER
MIN.
TYP.
MAX.
MIN.
TYP.
MAX.
UNITS
TEST CONDITIONS
s Input Characteristics
Inrush charge
120x10-6
200x10-6
Coulombs
Nom. line, per module
Input reflected ripple current – pp
10%
IIN
Nom. line, full load
Input ripple rejection
dB
120 Hz, nom. line
dB
2400 Hz, nom. line
No load power dissipation
1.35
2
1.35
2
Watts
Per module
s Output Characteristics
Setpoint accuracy
1%
2%
0.5%
1%
VNOM
Load/line regulation
0.5%
0.05%
0.2%
VNOM
LL to HL, 10% to FL
Load/line regulation
1%
0.2%
0.5%
VNOM
LL to HL, NL to 10%
0.02
0.01
0.02
% / °C
Over rated temp.
Long term drift
0.02
%/1K hours
Output ripple - pp:
2V, 3.3V
150
60
100
mV
20 MHz bandwidth
5V
5%
2%
3%
20 MHz bandwidth
12-48V
3%
0.75%
1.5%
20 MHz bandwidth
High/low program 1
50%
110%
50%
110%
Total remote sense compensation
0.5
Volts
0.25V max. neg. leg
OVP setpoint2
125%
115%
125%
135%
VNOM
Recycle power
Current limit
105%
135%
105%
125%
INOM
Automatic restart
Short circuit current 3
20%
140%
20%
130%
INOM
s Control Pin Characteristics
Gate out impedance
50
Ohms
Gate in impedance
103
Ohms
Gate in open circuit voltage
Volts
Use open collector
Gate in low threshold
0.65
Volts
Gate in low current
6
mA
Power sharing accuracy
.95
1.05
0.95
1.05
s Dielectric Withstand Characteristics
Input to output
3,000
VRMS
Baseplate earthed
Output to baseplate
500
VRMS
Input to baseplate
1,500
VRMS
s Thermal Characteristics
Efficiency
78-88%
80-90%
Baseplate to chassis
0.1
°C/Watt
Thermal Shutdown
90
95
105
90
95
105
°C
Cool and recycle
(Drivers only)
power to restart
s Mechanical Specifications
Weight
1 Up
9.0 (255)
Ounces (Grams)
2 Up
1.2 (545)
Lbs. (Grams)
3 Up
1.7 (772)
Lbs. (Grams)
112V and 15V outputs, standard trim range ±10%. Consult factory for wider trim range.
2131% typical for booster modules.
3Output voltages of 5V or less incorporate foldback current limiting; outputs of 10V and above contain straight-line limiting.
25+20Log
( Vin )
Vout
30+20Log
( Vin )
Vout
20+20Log
( Vin )
Vout
Mega Module Specifications
(typical at TBP = 25°C, nom. line and 75% load, unless otherwise specified)
For the latest Vicor Product Information: www.vicr.com
Sept. 99 2 of 4