2
GLOBAL ENERGY EFFICIENCY SPECIALIST
GAQ 37 S 12 B -4
1 2 3 4 5 6
1
— 48Vin, high performance, analog control quarter-brick
2
—
Output current: 37 A
3
— Single output
4
— Output voltage: 12 V
5
— With baseplate
6
— Pin length: 4.8 mm
Designation Explanation
Mechanical Diagram
Pin
No.
Function
1
V
in
(+)
2
On/Off
3
V
in
(-)
4
V
out
(-)
5
Sense (-)
6
Trim
7
Sense (+)
8
V
out
(+)
Pin
Description
GAQ37S12B-4
DC-DC Converter Technical Manual V1.0
EN41QACK
on the label of the module is the
internal model used by the manufacturer.
1. All dimensions in mm [in.]
Tolerances: x.x
±
0.5 mm [x.xx
±
0.02 in.]
x.xx
±
0.25 mm [x.xxx
±
0.010 in.]
2. Pin 1-3, 5-7 are 1.00
±
0.05 mm [0.040
±
0.002 in.]
diameter with 2.00
±
0.10 mm [0.080
±
0.004 in.]
diameter standoff shoulders.
Pin 4 and pin 8 are 1.50
±
0.05 mm [0.060
±
0.002
in.] diameter with 2.50
±
0.10 mm [0.098
±
0.004 in.]
diameter standoff shoulders.
3.
M3 screw used to bolt unit’s baseplate to other
surfaces(such as heat sink) must not exceed 4.00 mm
[0.157 in.] depth below the surface of baseplate.
