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MECHANICAL SPECIFICATIONS
WLD3343 LASER DIODE DRIVER
with heatsink and fan
1.27
[32.3]
1.26
[32.0]
0.100
0.600
[2.54]
1.28
[15.24]
[32.5]
0.33
PCB FOOTPRINT
0.125 [3.18] Thru
0.25 [6.4] DIA KEEPOUT
4 Required
0.038 [0.97] Dia Thru Hole
0.060 [1.52] Dia Pad
14 Required
WLD3343 ASSEMBLED WITH HEATSINK & FAN
© 2018
0.07 [1.8]
0.40 [10.2]
0.48
[12.2]
0.87
[22.1]
0.01
0.31 [7.9]
[0.3]
BOTTOM VIEW
4-40 UNC
2 PLS
0.945 [24.00]
WLD3343
0.945
[24.00]
0.20
0.900
[5.1]
[22.86]
1.30
[33.0]
0.945 [24.00] SQ.
0.900 [22.86]
Air Flow
0.023 [0.58]
0.023 [0.58]
Air Flow
Heat Spreader
All Tolerances ±5%; units in inches [mm]
www.teamWavelength.com
WLD SERIES LASER DIODE DRIVERS
with heatsink
0.600
[15.24]
Sym.
0.100
[2.54]
0.100 [2.54]
0.175 [4.45]
Actual fan wire configuration may be
different than shown.
Screw: 4-40 PHPH
(×0.75" w/o fan)
(×1.0" w/ fan)
Fan can be rotated on the WLD so the
Fan: 30 mm
location of the wires matches your PCB
WXC303 (+5 VDC) or
layout.
WXC304 (+12 VDC)
WHS302
Heatsink
WTW002
Thermal Washer
WLD3343
Heat Spreader
WEIGHTS
WLD3343
0.6 oz
WHS302 Heatsink
0.5 oz
WXC 303/4
0.3 oz
PIN DIAMETER: 0.020"
PIN LENGTH: 0.126"
PIN MATERIAL: Nickel Plated Steel
HEAT SPREADER: Nickel Plated Aluminum
PLASTIC COVER: LCP Plastic
ISOLATION: 1200 VDC any pin to case
THERMAL WASHER: WTW002
HEATSINK: WHS320
FANS: WXC303 (+5 VDC)
or WXC304 (+12 VDC)
The WLD3343 can be directly soldered
to a PCB or installed in a socket soldered
to the PCB. Two 7-pin SIP sockets are
required.
Wavelength
Aries Electronics, PN 25-0513-10.
Screw: 4-40 PHPH
(×0.75" w/o fan)
(×1.0" w/ fan)
Fan: 30 mm
WXC303 (+5 VDC) or
WXC304 (+12 VDC)
WHS302
Heatsink
WTW002
Thermal Washer
WLD3343
recommends
26
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