The information on this page was generated on Tue Jul 7 07:26:21 2026 (America/Los_Angeles). You may click the button below to manually regenerate the content.
Basic Information for VPA38886-W01995
Brief description of DB components associated to this Module and associated tests
SensorIVSvc::read INFO Using measurement with voltage 700.160000 and current 0.103170 for current stability calculation
SensorIVSvc::read INFO Using measurement with voltage 700.180000 and current 0.102070 for current stability calculation
SensorIVSvc::read INFO Using measurement with voltage 700.180000 and current 0.102070 for current stability calculation
SensorIVSvc::read INFO Using measurement with voltage 700.200000 and current 0.101970 for current stability calculation
SensorIVSvc::CalculateVBD INFO Average voltage 4.990000, current 0.016475, dIdV 0.002534
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.767527 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 14.980000, current 0.034000, dIdV 0.000976
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.430014 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 24.980000, current 0.041755, dIdV 0.000575
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.343995 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 34.980000, current 0.046705, dIdV 0.000415
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.310817 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 44.980000, current 0.051210, dIdV 0.000486
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.426875 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 55.009998, current 0.053665, dIdV 0.000005
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.005095 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 65.000000, current 0.055215, dIdV 0.000307
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.361947 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 74.970001, current 0.057020, dIdV 0.000056
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.073482 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 84.990005, current 0.057325, dIdV 0.000005
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.007398 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 94.989998, current 0.057625, dIdV 0.000055
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.090845 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 104.990005, current 0.059225, dIdV 0.000264
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.468836 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 115.000000, current 0.061280, dIdV 0.000146
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.273988 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 125.010002, current 0.061935, dIdV -0.000015
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.030216 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 135.010010, current 0.062185, dIdV 0.000065
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.141404 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 145.009995, current 0.062685, dIdV 0.000035
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.080804 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 155.029999, current 0.062940, dIdV 0.000016
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.039332 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 165.050003, current 0.064595, dIdV 0.000314
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.803266 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 175.069992, current 0.065895, dIdV -0.000055
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.145832 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 185.080002, current 0.066095, dIdV 0.000095
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.266020 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 195.029999, current 0.067650, dIdV 0.000218
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.629002 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 205.069992, current 0.070150, dIdV 0.000279
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.815540 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 215.130005, current 0.072050, dIdV 0.000097
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.288371 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 225.100006, current 0.073905, dIdV 0.000275
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.837596 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 235.120010, current 0.075905, dIdV 0.000125
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.385652 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 245.139999, current 0.077410, dIdV 0.000176
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.557352 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 255.149994, current 0.078915, dIdV 0.000125
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.403347 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 265.149994, current 0.080265, dIdV 0.000145
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.479958 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 275.140015, current 0.081370, dIdV 0.000076
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.256982 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 285.149994, current 0.081175, dIdV -0.000115
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.403164 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 295.149994, current 0.080625, dIdV 0.000005
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.018341 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 305.160004, current 0.080925, dIdV 0.000055
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.206573 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 315.010010, current 0.081585, dIdV 0.000080
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.307771 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 324.839996, current 0.081800, dIdV -0.000034
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.135019 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 334.839996, current 0.082705, dIdV 0.000215
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.870450 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 344.850006, current 0.084305, dIdV 0.000105
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.428646 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 354.850006, current 0.085410, dIdV 0.000116
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.482907 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 364.850006, current 0.086915, dIdV 0.000185
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.775039 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 374.869995, current 0.087065, dIdV -0.000155
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.666041 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 384.890015, current 0.085665, dIdV -0.000125
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.560500 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 394.899994, current 0.085370, dIdV 0.000066
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.305299 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 404.919983, current 0.087325, dIdV 0.000324
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.500999 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 414.929993, current 0.088525, dIdV -0.000085
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.399206 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 424.940002, current 0.088525, dIdV 0.000085
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.406394 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 434.949982, current 0.088880, dIdV -0.000014
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.068649 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 444.959991, current 0.089685, dIdV 0.000174
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.864780 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 454.970001, current 0.090485, dIdV -0.000015
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.075573 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 464.959991, current 0.091785, dIdV 0.000275
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.393082 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 474.979980, current 0.092885, dIdV -0.000055
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.280129 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 485.000000, current 0.092640, dIdV 0.000006
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.031412 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 494.989990, current 0.093045, dIdV 0.000075
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.399792 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 504.989990, current 0.093695, dIdV 0.000055
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.295843 and VBD limit 5.549900
SensorIVSvc::CalculateVBD INFO Average voltage 515.010010, current 0.093445, dIdV -0.000105
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.577539 and VBD limit 5.650100
SensorIVSvc::CalculateVBD INFO Average voltage 525.020020, current 0.093250, dIdV 0.000066
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.371596 and VBD limit 5.750200
SensorIVSvc::CalculateVBD INFO Average voltage 535.020020, current 0.093755, dIdV 0.000035
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.199730 and VBD limit 5.850200
SensorIVSvc::CalculateVBD INFO Average voltage 545.020020, current 0.094255, dIdV 0.000065
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.375856 and VBD limit 5.950200
SensorIVSvc::CalculateVBD INFO Average voltage 555.010010, current 0.095460, dIdV 0.000176
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.025325 and VBD limit 6.050100
SensorIVSvc::CalculateVBD INFO Average voltage 565.000000, current 0.096515, dIdV 0.000035
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.204890 and VBD limit 6.150000
SensorIVSvc::CalculateVBD INFO Average voltage 575.010010, current 0.096815, dIdV 0.000025
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.148185 and VBD limit 6.250100
SensorIVSvc::CalculateVBD INFO Average voltage 585.010010, current 0.097420, dIdV 0.000096
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.577638 and VBD limit 6.350100
SensorIVSvc::CalculateVBD INFO Average voltage 595.010010, current 0.098025, dIdV 0.000025
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.151447 and VBD limit 6.450100
SensorIVSvc::CalculateVBD INFO Average voltage 605.030029, current 0.098375, dIdV 0.000045
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.276208 and VBD limit 6.550300
SensorIVSvc::CalculateVBD INFO Average voltage 615.049988, current 0.099125, dIdV 0.000105
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.650203 and VBD limit 6.650500
SensorIVSvc::CalculateVBD INFO Average voltage 624.979980, current 0.098380, dIdV -0.000258
SensorIVSvc::CalculateVBD INFO V_avg_BD -1.639827 and VBD limit 6.749800
SensorIVSvc::CalculateVBD INFO Average voltage 635.010010, current 0.097785, dIdV 0.000132
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.857810 and VBD limit 6.850100
SensorIVSvc::CalculateVBD INFO Average voltage 645.109985, current 0.099435, dIdV 0.000195
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.267648 and VBD limit 6.951100
SensorIVSvc::CalculateVBD INFO Average voltage 655.099976, current 0.100685, dIdV 0.000055
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.357854 and VBD limit 7.051000
SensorIVSvc::CalculateVBD INFO Average voltage 665.119995, current 0.100585, dIdV -0.000075
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.493963 and VBD limit 7.151200
SensorIVSvc::CalculateVBD INFO Average voltage 675.150024, current 0.100340, dIdV 0.000026
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.174595 and VBD limit 7.251500
SensorIVSvc::CalculateVBD INFO Average voltage 685.149963, current 0.101445, dIdV 0.000195
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.319651 and VBD limit 7.351500
SensorIVSvc::CalculateVBD INFO Average voltage 695.150024, current 0.102795, dIdV 0.000075
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.506174 and VBD limit 7.451500
SensorIVSvc::CalculateVBD INFO Calculated VBD to be 690.140015
SensorIVSvc::read INFO Mean voltage for current stability 0.102320 calculated with 4 points
SensorIVSvc::read INFO RMS current stability 0.004813
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//VPA38886-W01995/1//VPA38886-01995_IV_001.dat
SensorIVSvc::getDate INFO Parsing date 2026-05-13T17:44:33.244+00:00...
SensorIVSvc::getDate INFO Year 2026
SensorIVSvc::getDate INFO Month 5
SensorIVSvc::getDate INFO Day 13
SensorIVSvc::getDate INFO Hour 17
SensorIVSvc::getDate INFO Minute 44
SensorIVSvc::getDate INFO Second 33
SensorIVSvc::getDate INFO Offset 0:0
SensorIVSvc::getDate INFO Converted month into string May
SensorIVSvc::getDate INFO FINALLY obtained 13 May 2026
IService::log INFO Logging status 0111 for component VPA38886-W01995
IService::install INFO Installing output directory to /home/data/modules/VPA38886-W01995/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 VPA38886-01995_IV_001.dat...
IService::install INFO Installed DB_READY_SENSOR_ATLAS18_IV_TEST_V1.json...
IService::install INFO Installed VPA38886-W01995.root...
IService::install INFO Installed status.json...
MetaData::readField INFO Reading file /home/data/upload//SensorIV_PreTabIV_PPB_v1//VPA38886-W01990-1.config
IService::next INFO Scheduling Data_VPA38886-W01990-1.txt file to run...
IService::next INFO Writing results to /home/data/output//SensorIV_PreTabIV_PPB_v1//VPA38886-W01990/1/
Metadata
Value
Component type
ATLAS18LS
Operator
AS
Date
2026-05-13T17:44:33.244+00:00
Institute
UCSC
Power supply
CAEN_DT1415ET
Temperarture [C]
20.4
Humidity
9.5
Current per area @500V
0.943
Breakdown voltage
690.140
Current stability (RMS@700V)
0.005
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