Qualification Module (Electrical Results)
The University of Liverpool, The University of Manchester
Ashley Greenall
17/06/03
All modules tested using AERO
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Module(s) mounted in Liverpool Cooling Box
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Module(s) mounted onto cooling block with thermal pad (electrically
conductive).
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Agnd connection to box.
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Clip-on choke used on LV-3 power supply cable to module - 5m length.
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Optical (Electro-optical Emulation) data routes (Select = 0)
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Nominal ABCD bias settings (FEShp = 30uA, FEBias = 220uA)
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Nominal Vdet = 150V
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Thybrid ~13C
Results (quoted after thermal cycling)
Module: M-O-042
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All electrical tests PASSED - FullBypassTest done with Select = 0 (Vdd
= 4.0V - 3.5V)
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10 dead channels.
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Front-end Input noise = 1392e
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Gain = 56.74mV
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Noise Occupancy = 5.22E-5
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Offset = 39.54mV
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Module IV (taken upto 500V after thermal cycle)
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ResponseCurve plot
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Noise Occupancy plot
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LongTerm plot
M-O-043
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All electrical tests PASSED - FullBypassTest done with Select = 0 (Vdd
= 4.0V - 3.5V)
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11 dead channels.
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Front-end Input noise = 1454e
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Gain = 55.97mV
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Noise Occupancy = 4.86E-5
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Offset = 37.84mV
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Module IV (taken upto 350V after thermal cycle - no evidence of breakdown)
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ResponseCurve plot
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Noise Occupancy plot
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LongTerm plot
M-O-045
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All electrical tests PASSED - FullBypassTest done with Select = 0 (Vdd
= 4.0V - 3.5V)
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No dead channels
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Front-end Input noise = 1403e
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Gain = 55.57mV
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Noise Occupancy = 5.22E-5
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Offset = 38.97mV
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Module IV (taken upto 500V before thermal cycle, after thermal cycle breakdown
occurs at 175V)
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ResponseCurve plot
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Noise Occupancy plot
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LongTerm plot
M-O-046
This module was tested with new grounding of module test
boxes and their enclosure.
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All electrical tests PASSED - FullBypassTest done with Select = 0 (Vdd
= 4.0V - 3.5V)
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11 dead channels.
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Front-end Input noise = 1378e
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Gain = 56.30mV
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Noise Occupancy = 7.36E-6
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Offset = 37.72mV
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Module IV (taken upto 500V after thermal cycle)
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ResponseCurve plot
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Noise Occupancy plot
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LongTerm plot
Last modified A.Greenall 17/06/2003