Gamma-ray Large Area Space Telescope. The Silicon Tracker Readout Electronics of the Gamma-ray Large Area Space Telescope Marcus Ziegler Santa Cruz Institute for Particle Physics University of California at Santa Cruz GLAST LAT Collaboration [email protected] . e –. e +.
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Gamma-ray Large Area Space Telescope
The Silicon Tracker Readout Electronics of the Gamma-ray Large Area Space Telescope
Santa Cruz Institute for Particle Physics
University of California at Santa Cruz
GLAST LAT Collaboration
880 000 chanels
Carbon composite side panels
Tested SSDs procured from Hamamatsu Photonics
4 SSDs bonded in series.
19 “trays” stack to form one of 16 Tracker modules.
Electronics and SSDs assembled on composite panels.
Kapton readout cables.
Electronics mount on the tray edges.
Chip-on-board readout electronics modules.
Composite panels, with tungsten foils bonded to the bottom face.
(will be Omnetics)
Grounding screw hole
Pitch-adapter flex circuit
Shown prior to wire-bond encapsulation and conformal coating.
Machined corner radius with bonded flex circuit.
High thermal conductivity transfer adhesive
PWB attached by screws
Detector signals, 100 V bias, and ground reference are brought around the 90° corner by a Kapton circuit bonded to the PWB.