Vicor DC MegaPAC DC-DC Switcher - Manual (Page 14)

Pg. 14 Vicor 800-735-6200 Mission Power Solutions (760) 631-6846 (phone) or (760) 631-6972 (fax) Rev. 3/04
DC MegaPAC Operator’s Manual
DC MegaPAC Mechanical Drawings
DC
+
DC
–
.45 (11,4mm)
5.10
(129,5mm)
6.75 (171,4mm)
11.68 (296,7mm)
CONNECTIONS J9
INPUT POWER
SIGNALS J10
STATUS/CONTROL
OUTPUT
OUTPUT
NORMAL
AIR FLOW
2.92
(74,2mm)
RETURN
.62
(15,7mm)
6.04 (153,4mm)
3.38
(85,6mm)
4 MOUNTING HOLES EACH SURFACE
(M4/#8-32, .15 (3,8mm) MAX. PENETRATION)
TOP
.22
(5,6mm)
1.0
(25,4mm)
1.85
(47mm)
WESTCOR MegaPAC
DC
SIDE VIEW
TOP VIEW
FRONT VIEW
DO NOT LOOSEN OR
TIGHTEN INNER NUTS
#4-40 CAPTIVE SCREWS
TO SECURE/REMOVE
CONVERTERPACS,
8 PLACES
1/4 - 20 ZINC PLATED
STEEL, SERRATED
FLANGED NUTS
45 LB-IN MAX.
11.37 (288,8mm)
ModuPAC
JuniorPAC
RAMPAC
DualPAC
1
2
3
4
J3
1 Vcc
2 Power Good
3 Power Good Inverted
4 Signal Ground
Pin
DC OK (Power Good)
1&4 +Vout
2&5 -Vout
3 +Sense
6 -Sense
DualPAC Output Connector
Pin
J1A & J1B
1
2
3 4
5
6
J10 INTERFACE CONNECTOR IDENTIFICATION
1 Signal Ground
14 No Connection
2 Signal Ground 15 Signal Ground
3 Overtemp. Warning 16 Vcc +5 volt, 300 mA
4 Analog Temperature 17 Vcc +5 volt, 300 mA
5 General Shutdown 18 Input Power OK
6 No Connection 19 Input Power Fail
7 No Connection 20 No Connection
8 Enable/Disable #8 21 Enable/Disable #7
9 Enable/Disable #6 22 Enable/Disable #5
10 Enable/Disable #4 23 Enable/Disable #3
11 Enable/Disable #2 24 Enable/Disable #1
12 Signal Ground 25 Gate Out Slot #8
13 Gate In Slot #1
Amp 25 pin connector #746862-2
plug for flat ribbon cable. Mates with
housing Amp #747548-2 plus slide
latch or similar. 2 3 4 5 6 7 1 8 9 10 11 12 13
14 15 16 17 18 19 20 21 22 23 24 25
ConverterPAC Output and Connector Location and Connector Pin Identification
Molex #39-01-043 housing
using #39-00-0031 terminals
and 22-28 AWG stranded wire.
Use Molex tool #57005-5000.
Molex #39-01-2060 housing
with #39-00-0039 terminals and
18-24AWG stranded wire. Use
Molex tool #11-01-0197.
Molex #50-57-9403 housing,
using #16-02-0103 terminals and
22-24 AWG stranded wire. Use
Molex tool #11-01-0208.
1
2
3
Sense Connector
1 Trim Pin Access
2 +Sense
3 -Sense
Pin
J2