Datasheet

[50.80]
2.000
[15.24]
0.600
[15.24]
0.600
[13.2]
0.52
[36.8]
1.45
1.030
[26.16]
0.210
[5.33]
0.220
[5.59]
1.860
[47.24]
[58.4]
2.30
NOTES:
UNLESS OTHERWISE SPECIFIED:
1: M3 SCREW USED TO BOLT UNIT'S BASEPLATE TO OTHER SURFACES
(SUCH AS HEATSINK) MUST NOT EXCEED 0.11''(2.8mm) DEPTH BELOW
THE SURFACE OF BASEPLATE
2: APPLIED TORQUE PER SCREW SHOULD NOT EXCEED 5.3In-lb (0.6Nm);
3: ALL DIMENSIONS ARE IN INCHES [MILIMETERS];
4: ALL TOLERANCES: ×.××in, ±0.02in (×.×mm, ±0.5mm)
×.×××in, ±0.01in (×.××mm, ±0.25mm)
5: COMPONENTS WILL VARY BETWEEN MODELS
6: STANDARD PIN LENGTH: 0.180 Inch
FOR PIN LENGTH OPTIONS, SEE PART NUMBER STRUCTURE.
0.079 [2.0]
0.079
[2.0]
[0.50]
SQ 0.02
ISOMETRIC VIEW
L
7
WITH BASEPLATE OPTION
8
SEE NOTE 6
9
5
between standoffs and
16
highest component
0.010 minimum clearance
1
2
4
Max
13
14
6
PIN SIDE VIEW
12
10
15
PINS 1-3:
Î0.040±0.0015(1.016±0.038)
Shoulder:
Î
0.076±0.005(1.93±0.13)
PINS 4,8:
Î0.062±0.0015(1.575±0.038)
Shoulder: Î0.098±0.005(2.49±0.13)
M3 THREAD TYP 3PL
11
Third Angle Projection
Dimensions are in inches (mm) shown for ref. only.
Tolerances (unless otherwise specified):
.XX ± 0.02 (0.5)
.XXX ± 0.010 (0.25)
Angles ± 2˚
ABC (PMBUS) MECHANICAL SPECIFICATIONS WITH BASEPLATE
INPUT/OUTPUT CONNECTIONS
Pin Designation Function
1 +VIN Positive Input
2 On/Off 1 Control Primary On/Off Control
3 No Pin No Pin
4 –VIN Negative Input
5 –VOUT Negative Output
6 +S Positive Remote Sense
7 –S Negative Remote Sense
8 SA0 Address Pin 0
9 SA1 Address Pin 1
10 SCL PMBus Clock
11 SDA PMBus Data
12 PG Power Good Output
13 DGND PMBus Ground
14 SMBALERT PMBus Alert Signal
15 On/Off 2 Control Secondary On/Off Control
16 +VOUT Positive Output
DRQ-12/42-D48 Series
500W Digital Fully Regulated
Intermediate DC-DC Bus Converter
MDC_DRQ-12/42-D48.A03 Page 10 of 24
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