The information on this page was generated on Thu Feb 12 15:10:09 2026 (probably UTC). You may click the button below to manually regenerate the content.
Basic Information for VPA37909-W00858
Brief description of DB components associated to this Module and associated tests
SensorIVSvc::read INFO Using measurement with voltage 700.160000 and current 0.095950 for current stability calculation
SensorIVSvc::read INFO Using measurement with voltage 700.160000 and current 0.093950 for current stability calculation
SensorIVSvc::read INFO Using measurement with voltage 700.160000 and current 0.091650 for current stability calculation
SensorIVSvc::read INFO Using measurement with voltage 700.160000 and current 0.091550 for current stability calculation
SensorIVSvc::CalculateVBD INFO Average voltage 5.010000, current 0.015925, dIdV 0.002031
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.639051 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 14.970000, current 0.032450, dIdV 0.001291
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.595763 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 24.980000, current 0.041495, dIdV 0.000515
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.310030 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 35.000000, current 0.046340, dIdV 0.000452
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.341534 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 45.020000, current 0.049585, dIdV 0.000195
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.177048 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 55.029999, current 0.050530, dIdV -0.000006
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.006521 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 65.029999, current 0.052125, dIdV 0.000326
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.406275 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 75.029999, current 0.053625, dIdV -0.000025
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.034909 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 85.050003, current 0.053020, dIdV -0.000096
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.153687 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 95.059998, current 0.053715, dIdV 0.000235
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.415882 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 105.059998, current 0.054810, dIdV -0.000016
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.030669 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 115.059998, current 0.055205, dIdV 0.000095
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.198002 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 125.059998, current 0.056405, dIdV 0.000145
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.321491 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 135.059998, current 0.057350, dIdV 0.000044
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.103621 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 145.080002, current 0.056095, dIdV -0.000294
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.759927 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 155.070007, current 0.055640, dIdV 0.000205
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.571985 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 165.050003, current 0.056535, dIdV -0.000025
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.072840 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 175.069992, current 0.056235, dIdV -0.000035
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.108744 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 185.070007, current 0.057330, dIdV 0.000255
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.821594 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 195.069992, current 0.059125, dIdV 0.000105
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.345733 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 205.080002, current 0.062120, dIdV 0.000494
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.630868 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 215.089996, current 0.063815, dIdV -0.000155
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.521388 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 225.110001, current 0.065360, dIdV 0.000463
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.594898 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 235.119995, current 0.067905, dIdV 0.000045
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.155812 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 245.130005, current 0.069555, dIdV 0.000284
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.002410 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 255.130005, current 0.070850, dIdV -0.000026
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.093813 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 265.139984, current 0.071445, dIdV 0.000144
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.535966 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 275.170013, current 0.071990, dIdV -0.000036
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.137329 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 285.179993, current 0.071535, dIdV -0.000055
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.219262 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 295.040009, current 0.072885, dIdV 0.000334
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.353505 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 304.910004, current 0.075085, dIdV 0.000115
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.466067 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 314.929993, current 0.075980, dIdV 0.000064
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.264745 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 324.950012, current 0.076575, dIdV 0.000055
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.232930 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 334.940002, current 0.076625, dIdV -0.000045
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.197492 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 344.929993, current 0.075670, dIdV -0.000146
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.664190 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 354.940002, current 0.076115, dIdV 0.000235
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.095854 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 364.950012, current 0.077760, dIdV 0.000094
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.440288 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 374.949982, current 0.078505, dIdV 0.000055
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.263213 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 384.950012, current 0.079755, dIdV 0.000195
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.939319 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 394.959991, current 0.080750, dIdV 0.000004
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.019565 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 404.970001, current 0.079845, dIdV -0.000185
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.936438 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 414.959991, current 0.079490, dIdV 0.000114
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.597502 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 424.959991, current 0.080135, dIdV 0.000015
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.079229 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 434.980011, current 0.080380, dIdV 0.000034
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.183993 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 444.970001, current 0.081375, dIdV 0.000165
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.904051 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 454.940002, current 0.083575, dIdV 0.000276
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.502973 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 464.910004, current 0.083870, dIdV -0.000216
SensorIVSvc::CalculateVBD INFO V_avg_BD -1.199735 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 474.919983, current 0.083415, dIdV 0.000125
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.708847 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 484.940002, current 0.083365, dIdV -0.000135
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.785304 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 494.950012, current 0.082760, dIdV 0.000014
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.083561 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 504.949982, current 0.083255, dIdV 0.000085
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.516567 and VBD limit 5.549500
SensorIVSvc::CalculateVBD INFO Average voltage 514.950012, current 0.084850, dIdV 0.000234
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.417299 and VBD limit 5.649500
SensorIVSvc::CalculateVBD INFO Average voltage 524.979980, current 0.085995, dIdV -0.000005
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.030402 and VBD limit 5.749800
SensorIVSvc::CalculateVBD INFO Average voltage 535.000000, current 0.086840, dIdV 0.000174
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.071971 and VBD limit 5.850000
SensorIVSvc::CalculateVBD INFO Average voltage 545.020020, current 0.086235, dIdV -0.000294
SensorIVSvc::CalculateVBD INFO V_avg_BD -1.857023 and VBD limit 5.950200
SensorIVSvc::CalculateVBD INFO Average voltage 555.049988, current 0.085630, dIdV 0.000174
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.125609 and VBD limit 6.050500
SensorIVSvc::CalculateVBD INFO Average voltage 565.049988, current 0.087725, dIdV 0.000245
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.581245 and VBD limit 6.150500
SensorIVSvc::CalculateVBD INFO Average voltage 575.039978, current 0.088775, dIdV -0.000035
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.226712 and VBD limit 6.250400
SensorIVSvc::CalculateVBD INFO Average voltage 585.059998, current 0.088870, dIdV 0.000054
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.354083 and VBD limit 6.350600
SensorIVSvc::CalculateVBD INFO Average voltage 595.080017, current 0.090515, dIdV 0.000275
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.807955 and VBD limit 6.450800
SensorIVSvc::CalculateVBD INFO Average voltage 605.080017, current 0.091760, dIdV -0.000026
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.171448 and VBD limit 6.550800
SensorIVSvc::CalculateVBD INFO Average voltage 615.100037, current 0.092155, dIdV 0.000105
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.698043 and VBD limit 6.651000
SensorIVSvc::CalculateVBD INFO Average voltage 625.140015, current 0.093000, dIdV 0.000064
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.428490 and VBD limit 6.751400
SensorIVSvc::CalculateVBD INFO Average voltage 635.140015, current 0.092895, dIdV -0.000085
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.583494 and VBD limit 6.851400
SensorIVSvc::CalculateVBD INFO Average voltage 645.130005, current 0.092195, dIdV -0.000055
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.384092 and VBD limit 6.951300
SensorIVSvc::CalculateVBD INFO Average voltage 655.140015, current 0.092340, dIdV 0.000084
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.595969 and VBD limit 7.051400
SensorIVSvc::CalculateVBD INFO Average voltage 665.150024, current 0.093135, dIdV 0.000075
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.534565 and VBD limit 7.151500
SensorIVSvc::CalculateVBD INFO Average voltage 675.149963, current 0.093830, dIdV 0.000064
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.461432 and VBD limit 7.251500
SensorIVSvc::CalculateVBD INFO Average voltage 685.140015, current 0.093925, dIdV -0.000045
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.328254 and VBD limit 7.351400
SensorIVSvc::CalculateVBD INFO Average voltage 695.150024, current 0.094825, dIdV 0.000225
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.646154 and VBD limit 7.451500
SensorIVSvc::CalculateVBD INFO Calculated VBD to be 690.140015
SensorIVSvc::read INFO Mean voltage for current stability 0.093275 calculated with 4 points
SensorIVSvc::read INFO RMS current stability 0.019496
IService::UPLOADDB INFO Working on test code ATLAS18_IV_TEST_V1
SensorIVSvc::uploadDB INFO Formatting database upload for ATLAS18_IV_TEST_V1 and run number 1
SensorIVSvc::writeOutput INFO Writing results output file /home/data/output//SensorIV_PreTabIV_PPB_v1//VPA37909-W00858/1//VPA37909-00858_IV_001.dat
SensorIVSvc::getDate INFO Parsing date 2025-07-25T17:34:21.391+00:00...
SensorIVSvc::getDate INFO Year 2025
SensorIVSvc::getDate INFO Month 7
SensorIVSvc::getDate INFO Day 25
SensorIVSvc::getDate INFO Hour 17
SensorIVSvc::getDate INFO Minute 34
SensorIVSvc::getDate INFO Second 21
SensorIVSvc::getDate INFO Offset 0:0
SensorIVSvc::getDate INFO Converted month into string Jul
SensorIVSvc::getDate INFO FINALLY obtained 25 Jul 2025
IService::log INFO Logging status 0111 for component VPA37909-W00858
IService::install INFO Installing output directory to /home/data/modules/VPA37909-W00858/SensorIV_PreTabIV_PPB_v1-1/
IService::install INFO Installed warningLog.txt...
IService::install INFO Installed errorLog.txt...
IService::install INFO Installed infoLog.txt...
IService::install INFO Installed IVCurve.pdf...
IService::install INFO Installed VPA37909-00858_IV_001.dat...
IService::install INFO Installed DB_READY_SENSOR_ATLAS18_IV_TEST_V1.json...
IService::install INFO Installed VPA37909-W00858.root...
IService::install INFO Installed status.json...
MetaData::readField INFO Reading file /home/data/upload//SensorIV_PreTabIV_PPB_v1//VPA37909-W00853-2.config
IService::next INFO Scheduling Data_VPA37909-W00853-2.txt file to run...
IService::next INFO Writing results to /home/data/output//SensorIV_PreTabIV_PPB_v1//VPA37909-W00853/2/
Metadata
Value
Component type
ATLAS18LS
Operator
SK
Date
2025-07-25T17:34:21.391+00:00
Institute
UCSC
Power supply
CAEN_DT1415ET
Temperarture [C]
19.6
Humidity
10.0
Current per area @500V
0.898
Breakdown voltage
690.140
Current stability (RMS@700V)
0.019
The current measurements are calibrated to a common temperature using the following relationship:
$$I_{temp}^{SF} = \left ( \frac{T_{ref}}{T_{meas}} \right )^{2} \times e^{eE_{g}^{Si} \frac{T_{ref}-T_{meas}}{2 k_{B} T_{ref} T_{meas} }} $$
where \( T_{ref} \) is the reference temperature,
\( T_{meas} \) is the temperatured measured during the test,
\( e \) is the electric charge,
\( E_{g}^{Si} \) is the band gap energy of silicon, and
\( k_{B} \) is the Boltzman constant