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Basic Information for VPA38886-W02000
Brief description of DB components associated to this Module and associated tests
SensorIVSvc::read INFO Using measurement with voltage 700.520000 and current 0.093390 for current stability calculation
SensorIVSvc::read INFO Using measurement with voltage 700.520000 and current 0.091590 for current stability calculation
SensorIVSvc::read INFO Using measurement with voltage 700.540000 and current 0.091090 for current stability calculation
SensorIVSvc::read INFO Using measurement with voltage 700.560000 and current 0.088690 for current stability calculation
SensorIVSvc::CalculateVBD INFO Average voltage 5.100000, current 0.018650, dIdV 0.001383
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.378211 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 15.070001, current 0.030160, dIdV 0.000928
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.463764 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 25.080000, current 0.037510, dIdV 0.000540
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.361056 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 35.090000, current 0.042205, dIdV 0.000398
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.331074 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 45.119999, current 0.045000, dIdV 0.000159
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.159788 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 55.130001, current 0.046550, dIdV 0.000150
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.178004 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 65.129997, current 0.047895, dIdV 0.000119
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.161499 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 75.150002, current 0.049290, dIdV 0.000160
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.243457 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 85.169998, current 0.050090, dIdV 0.000000
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.000000 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 95.190002, current 0.051185, dIdV 0.000219
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.406467 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 105.199997, current 0.051780, dIdV -0.000100
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.203167 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 115.209999, current 0.051380, dIdV 0.000020
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.044757 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 125.230003, current 0.052075, dIdV 0.000119
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.285600 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 135.240005, current 0.050370, dIdV -0.000460
SensorIVSvc::CalculateVBD INFO V_avg_BD -1.235069 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 145.240005, current 0.050270, dIdV 0.000440
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.271247 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 155.260010, current 0.053565, dIdV 0.000218
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.632250 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 165.279999, current 0.054160, dIdV -0.000100
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.305170 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 175.289993, current 0.053555, dIdV -0.000021
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.068598 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 185.309998, current 0.054300, dIdV 0.000170
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.579002 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 195.360001, current 0.055395, dIdV 0.000049
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.171435 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 205.369995, current 0.056890, dIdV 0.000252
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.907935 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 215.349991, current 0.059140, dIdV 0.000200
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.726818 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 225.360001, current 0.061390, dIdV 0.000250
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.917739 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 235.369995, current 0.063585, dIdV 0.000189
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.698217 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 245.389999, current 0.065780, dIdV 0.000250
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.930755 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 255.399994, current 0.066530, dIdV -0.000100
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.383887 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 265.410004, current 0.067125, dIdV 0.000219
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.864190 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 275.460022, current 0.068570, dIdV 0.000069
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.278973 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 285.489990, current 0.069465, dIdV 0.000109
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.448870 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 295.489990, current 0.070410, dIdV 0.000080
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.335066 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 305.380005, current 0.069565, dIdV -0.000255
SensorIVSvc::CalculateVBD INFO V_avg_BD -1.119952 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 315.239990, current 0.070320, dIdV 0.000402
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.800375 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 325.220001, current 0.073065, dIdV 0.000149
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.663215 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 335.220001, current 0.073660, dIdV -0.000030
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.136527 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 345.220001, current 0.074410, dIdV 0.000180
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.835097 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 355.230011, current 0.075405, dIdV 0.000019
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.089330 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 365.250000, current 0.075550, dIdV 0.000010
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.048249 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 375.260010, current 0.074550, dIdV -0.000210
SensorIVSvc::CalculateVBD INFO V_avg_BD -1.057070 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 385.270020, current 0.074295, dIdV 0.000159
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.822877 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 395.290009, current 0.076940, dIdV 0.000369
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.897132 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 405.290009, current 0.078790, dIdV 0.000000
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.000000 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 415.279999, current 0.077785, dIdV -0.000201
SensorIVSvc::CalculateVBD INFO V_avg_BD -1.073103 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 425.299988, current 0.077730, dIdV 0.000189
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.035444 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 435.320007, current 0.079730, dIdV 0.000210
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.146585 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 445.330017, current 0.081525, dIdV 0.000149
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.812287 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 455.320007, current 0.082220, dIdV -0.000010
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.055601 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 465.299988, current 0.082570, dIdV 0.000080
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.450817 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 475.309998, current 0.082415, dIdV -0.000111
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.638890 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 485.330017, current 0.080860, dIdV -0.000200
SensorIVSvc::CalculateVBD INFO V_avg_BD -1.198025 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 495.329987, current 0.080810, dIdV 0.000190
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.166951 and VBD limit 5.500000
SensorIVSvc::CalculateVBD INFO Average voltage 505.320007, current 0.082355, dIdV 0.000119
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.730169 and VBD limit 5.553200
SensorIVSvc::CalculateVBD INFO Average voltage 515.330017, current 0.083200, dIdV 0.000050
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.309075 and VBD limit 5.653300
SensorIVSvc::CalculateVBD INFO Average voltage 525.350037, current 0.083200, dIdV -0.000050
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.315085 and VBD limit 5.753500
SensorIVSvc::CalculateVBD INFO Average voltage 535.359985, current 0.083395, dIdV 0.000089
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.571342 and VBD limit 5.853600
SensorIVSvc::CalculateVBD INFO Average voltage 545.369995, current 0.082790, dIdV -0.000210
SensorIVSvc::CalculateVBD INFO V_avg_BD -1.380591 and VBD limit 5.953700
SensorIVSvc::CalculateVBD INFO Average voltage 555.380005, current 0.082390, dIdV 0.000130
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.876313 and VBD limit 6.053800
SensorIVSvc::CalculateVBD INFO Average voltage 565.390015, current 0.083185, dIdV 0.000029
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.196713 and VBD limit 6.153900
SensorIVSvc::CalculateVBD INFO Average voltage 575.400024, current 0.083880, dIdV 0.000110
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.754578 and VBD limit 6.254000
SensorIVSvc::CalculateVBD INFO Average voltage 585.410034, current 0.084130, dIdV -0.000060
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.416671 and VBD limit 6.354100
SensorIVSvc::CalculateVBD INFO Average voltage 595.419983, current 0.085225, dIdV 0.000279
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.949219 and VBD limit 6.454200
SensorIVSvc::CalculateVBD INFO Average voltage 605.429993, current 0.086520, dIdV -0.000020
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.139672 and VBD limit 6.554300
SensorIVSvc::CalculateVBD INFO Average voltage 615.440002, current 0.086770, dIdV 0.000070
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.496494 and VBD limit 6.654400
SensorIVSvc::CalculateVBD INFO Average voltage 625.479980, current 0.086915, dIdV -0.000041
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.292713 and VBD limit 6.754800
SensorIVSvc::CalculateVBD INFO Average voltage 635.489990, current 0.086010, dIdV -0.000141
SensorIVSvc::CalculateVBD INFO V_avg_BD -1.040642 and VBD limit 6.854900
SensorIVSvc::CalculateVBD INFO Average voltage 645.460022, current 0.086560, dIdV 0.000250
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.864198 and VBD limit 6.954600
SensorIVSvc::CalculateVBD INFO Average voltage 655.460022, current 0.088855, dIdV 0.000209
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.541738 and VBD limit 7.054600
SensorIVSvc::CalculateVBD INFO Average voltage 665.479980, current 0.090250, dIdV 0.000070
SensorIVSvc::CalculateVBD INFO V_avg_BD 0.514105 and VBD limit 7.154800
SensorIVSvc::CalculateVBD INFO Average voltage 675.489990, current 0.091350, dIdV 0.000150
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.111402 and VBD limit 7.254900
SensorIVSvc::CalculateVBD INFO Average voltage 685.489990, current 0.091945, dIdV -0.000031
SensorIVSvc::CalculateVBD INFO V_avg_BD -0.230657 and VBD limit 7.354900
SensorIVSvc::CalculateVBD INFO Average voltage 695.510010, current 0.092590, dIdV 0.000160
SensorIVSvc::CalculateVBD INFO V_avg_BD 1.199476 and VBD limit 7.455100
SensorIVSvc::CalculateVBD INFO Calculated VBD to be 690.500000
SensorIVSvc::read INFO Mean voltage for current stability 0.091190 calculated with 4 points
SensorIVSvc::read INFO RMS current stability 0.018399
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-W02000/1//VPA38886-02000_IV_001.dat
SensorIVSvc::getDate INFO Parsing date 2026-05-13T17:44:33.234+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-W02000
IService::install INFO Installing output directory to /home/data/modules/VPA38886-W02000/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 VPA38886-02000_IV_001.dat...
IService::install INFO Installed DB_READY_SENSOR_ATLAS18_IV_TEST_V1.json...
IService::install INFO Installed VPA38886-W02000.root...
IService::install INFO Installed status.json...
MetaData::readField INFO Reading file /home/data/upload//SensorIV_PreTabIV_PPB_v1//VPA38886-W01995-1.config
IService::next INFO Scheduling Data_VPA38886-W01995-1.txt file to run...
IService::next INFO Writing results to /home/data/output//SensorIV_PreTabIV_PPB_v1//VPA38886-W01995/1/
Metadata
Value
Component type
ATLAS18LS
Operator
AS
Date
2026-05-13T17:44:33.234+00:00
Institute
UCSC
Power supply
CAEN_DT1415ET
Temperarture [C]
20.4
Humidity
9.5
Current per area @500V
0.825
Breakdown voltage
690.500
Current stability (RMS@700V)
0.018
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