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neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 1 RDHA701CD10A2NK neutron and total ionizing dose test report october 2009 international rectifier currently does not have a dscc approved radiation ha rdness assurance program for mil-prf-38534.
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 2 table of contents introduction .??????????????????. 3 summary of results ??????????????... 3 test method .?????????????????? 3 test plan .???????????????????. 3 test facility .??????????????????. 7 test results ? ?????????????????. 8 conclusion .??????????????????.. 11 appendix a ? electrical data appendix b ? radiation test specification appendix c ? neutron test setup
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 3 introduction this test report covers t he neutron fluence and ionizing radi ation tests performed on the RDHA701CD10A2NK which is a dual 1 amp solid-state-relay in a hermetic package. neutron fluence and total ionizing dose test s were performed to determine the effects displacement damage and ionizing radiation had on the device performance. on october 14 2009, international rectifier characterized this device for ionizing radiation hardness and on october 23, 2009 international rectifier characterized this device for neutron radiation hardness at the university of massachusetts, nuclear reactor laboratory facility using their fast neutron irradiator and gamma cave facilities. summary of results all of the test samples passed the post radiation test requirements for fluence levels up to 1.0e12 n/cm 2 and 100k rad(si). the results show a 50% average increase in the device?s turn on propagation delay and a 15% average decrease in the device?s turn off propagation delay after exposure to total ionizing dose and neutron r adiation. no other significant changes in device performance were noted for ei ther neutron or tota l ionizing radiation exposure. test method the test methods used in the development of the test plan was mil-std-883, methods 1017 neutron irradiation and 1019 ionizing radiation. these me thods established the basic requirements for the performance and execution of the tests. test plan on october 14, 2009 two samples (serial numbers 237 and 252) were exposed to total ionizing dose radiation under an ?on? biased condition and two samples (serial numbers 231 and 248) were exposed to total ionizi ng dose radiation under an ?off? biased condition. serial number 256 was maintained as a control sample and was not exposed to any radiation. the same four samples (serial numbers 231, 237, 248, and 252) were exposed to neutron radiation on october 23, 2009 in an un-biased state with all device leads shorted in conductive foam and contained in a conductive bag. post radiation testing of the devices occurred after the decay of radioac tivity of the devices reached an acceptable safe level determined by the facilities personnel. the rate of decay was dependent on the amount of exposure to neutrons and the package materials. the devices were contained in a 20 +/- 10c environment to minimize the effects due to annealing. the radiation test specificati on is included in appendix b. the testing occurred in the following manner:
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 4 test plan outline 1.0 purpose the purpose of this test is to characterize and establish displacement damage and total ionizing dose radiation effects for international rectifier?s dual solid state relay devices . 2.0 test responsibility international rectifier shall be responsible for conducting t he tests, which shall be perfo rmed at the university of massachusetts research reacto r facility. international re ctifier shall be responsible for the final test report. 3.0 test facility 3.1 nuclear reactor 3.1.1 the university of massachusetts research reac tor shall be used to provide the necessary neutron beam and energy. university of massachusetts research reactor (umrr) shall provide adequate dosimetry for verification of the neutron beam parameters. 3.1.2 the university of massachusetts research reac tor shall be used to provide the source for gamma radiation. umrr will also provide info rmation on dose rate, total dose, ir radiation test times and dosimetry for this evaluation. 3.2 test equipment the necessary test equipment including interface board , cables, power supplies, measurement system, etc. shall be provided by international rectifier. 3.3 sample size five samples shall be randomly selected. one of which shall be maintained as a control. the samples used for the total ionizing dose radiation exposure shall also be subjected to neutron radiation exposure. 4.0 test device 4.1 the following device is planned for this characterization: a. RDHA701CD10A2NK 4.2 all devices shall be subjected to a minimum of 96hrs of burn-in and verified for correct electrical performance prior to arrival at umrr. 4.3 one device shall be biased in the ?on? state and one device shall be biased in the ?off? state during the total ionizing dose irradiation. 4.4 the device leads will be shorted in conductive fo am and all parts shall be contained inside a conductive esd bag during neutron irradiation. 5.0 test method 5.1 mil-std-883, method 1017 shall be used to establish pr ocedure for all neutron testing described herein. 5.2 mil-std-883, method 1019 shall be used to establish procedure for all total ionizing dose testing described herein. 6.0 radiation source 6.1 the nuclear reactor at lowell, mass is capable of providing fast neutron flux level > 10 11 n/cm 2 ? s with relatively low thermal fluence and gamma irradiation. the fast neutron irradiator (fni) offers near uniform spectrum over a large cross-sectional area (12 ? x 12 ? x 6 ? ). the dosimetry system us ed to verify the radiation exposure was p-32, astm e-265.
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 5 6.2 the gamma cave is an irradiati on room inside this facility having an equi-dimensional volume of 512 cubic feet. a wide range of dose rates, 1gray (100 rad) per hour to 10,000 gray (1 mrad) per hour, is available with the co 60 source. several small ports penetrate one shielding wall to provide access for instrumentation cables. 7.0 record keeping 7.1 the reactor facility shall provide dosimetry data for the fast neutron ir radiator. ir will be responsible for collecting and compiling the test data. 7.2 the reactor facility shall pr ovide dosimetry data for the co 60 . each exposure run shall be cataloged with the appropriate lot number in order to maintain correlat ion to the appropriate data set. ir will be responsible for collecting and compiling the test data. 8.0 test procedure international rectifier shall control the following test procedure, based on test met hods 1017 and 1019. the neutron fluence and total ionizing dose levels the product is exposed to shall be per this test plan. the facility personnel shall be responsible for loading and movi ng the device container in t he fast neutron irradiator. they shall also be responsible for loading, unloading, and moving the cobalt source for the total ionizing dose exposures. the total ionizing dose exposure levels shall be 50k, 100k, and 150k rad(si). total ionizing dose test procedure ? table 1 step description conditions 1 pre test all devices prior to radiation exposure. 2 perform empty board continuity and leakage verification on radiation bias board. 3 load one device in the ?on? bias socket and one device in the ?off? bias so cket on the radiation bias board. 4 place radiation bias board in the test rack in the gamma cave. 5 turn on the bias power supplies and measure the signals at the dut sites for proper levels. 6 secure the chamber and expose the samples to the specified dose. facilities personnel 50k rad(si) exposure step 7 remove devices at completion of exposure time facilities personnel 8 test devices ? read and record data ? within 1 hour of removal from the chamber 9 repeat steps 2 thru 7 for exposure level 2 this exposure must start within 2 hours of the completion of the last exposure 50k rad(si) exposure step 10 repeat steps 2 thru 7 for exposure level 2 this exposure must start within 2 hours of the completion of the last exposure 50k rad(si) exposure step 11 place the ?on? bias sample back on the radiation bias board under the same bias for a minimum of 24 hours at 24c +/-6c. place the ?off? bias sample back on the radiation bias board under the same bias for a minimum of 24 hours at 24c +/-6c. if the devices fail post exposure test they must be subject to extended room temperature anneal per method 1019, 3.11 12 test devices ? read and record data ? within 4 hours of removal of the bias 13 place the ?on? bias sample back on the radiation bias board under the same bias for 168 hours +/-12 hours at 100c +5/-0c. place the ?off? bias sample back on the radiation bias board under the same bias for 168 hours subject the devices to mos accelerated anneal per method 1019, 3.12
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 6 +/-12 hours at 100c +5/-0c. 14 test devices ? read and record data ? within 4 hours of removal of the bias please note the total ionizing dose exposure steps are considered cumulative. the neutron fluence total exposure levels shall be 1e11 n/cm 2 , 6e11 n/cm 2 , and 1e12 n/cm 2 . neutron test procedure - table 2 step description conditions 1 pre test all devices prior to radiation exposure. 2 place all devices in esd safe bag all device pins are placed in conductive foam. 3 place devices into the shielded container unbiased 4 lower the container into the irra diation chamber facilities personnel 5 expose the devices to pre-determined level 1e11 n/cm 2 exposure step 6 remove devices at completion of exposure time facilities personnel 7 allow devices to decay to safe level facilities personnel 8 test devices - read and record data 9 if product fails catastrophic stop, select new samples and select a lower exposure step. 9 repeat steps 2 thru 9 for exposure level 2 5e11 n/cm 2 exposure step 10 repeat steps 2 thru 9 for exposure level 3 4e11 n/cm 2 exposure step please note the neutron exposure steps are considered cumulative. 9.0 test report the test report shall include the following information. a. device type(s), serial numbers, wafer lot identification (per active component) b. test dates c. facility, source type d. fluence e. certificate of exposure f. bias conditions g. comments and observations h. pre and post electrical data i. summary descriptive including graphs
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 7 test facility the university of massachusetts, lowell, nu clear research reactor is a 1 mega-watt, uranium 235 enhanced core reactor. the fast neutr on irradiation (fni) chamber (see figure 1) is designed to give a fast flux level from 10 10 to 10 16 n/cm 2 -s with relatively low thermal fluence and gamma dose rates. it is also des igned to provide a 1mev equivalent flux over the effective range. figure 1 reactor fuel lead/boron shielding flux filter irradiation chamber lead/ void
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 8 test results the pre and post radiation test results are s hown graphically in figures 2 thru 5. as outlined in the test plan, f our devices (serial numbers 231, 237, 248, and 252) were exposed to total ionizing dose an d then neutron radiat ion. the devices were tested after the completion of each radiation exposure. the average of the result s for each selected parameter is displayed in the following graphs for the exposed parts and the unexposed part (control sample). there were no catastrophic failures for any device. output leakage current: the graph displays the results of all the r adiation exposures in the order they were preformed. the radiation exposures the devi ce was subject to had minimal effect on the device output leakage current. rdha710fr10a1nk total ionizing dose and neutron radiation exposure results 0 0.05 0.1 0.15 0.2 0.25 0 50000 (rad(si) 100000 (rad(si) 150000 (rad(si) post 100c anneal 1e+11 (n/cm2) 6e+11 (n/cm2) 1e+12 (n/cm2) radiation exposure (ua) output leakage current-a control total ionizing dose neutron fluence figure 2
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 9 turn on delay: the graph displays the results of all the radi ation exposures in t he order they were preformed. the total ionizing dose exposure c aused a 50% increase in the turn on delay for the device. the subsequent 100 c anneal test shifted this parameter back down by 25%. the neutron exposures at 6e+11 and 1e+12 n/cm 2 caused this parameter to increase back to the same level it was at after the 150k to tal dose exposure. the product is still well within the 4ms maximum limits for th is parameter after all the exposures were complete. rdha710fr10a1nk total ionizing dose and neutron radiation exposure results 0 0.05 0.1 0.15 0.2 0.25 0 50000 (rad(si) 100000 (rad(si) 150000 (rad(si) post 100c anneal 1e+11 (n/cm2) 6e+11 (n/cm2) 1e+12 (n/cm2) radiation exposure (ms) ton-a @ 10ma control total ionizing dose neutron fluence figure 3
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 10 turn off delay: the graph displays the results of all the radi ation exposures in t he order they were preformed. the radiation expo sure caused a 15% decrease in the turn off delay for the device. rdha 710fr10a1nk total ionizing dose and neutron radiation exposure results 0.5 0.75 1 1.25 1.5 0 50000 (rad(si) 100000 (rad(si) 150000 (rad(si) post 100c anneal 1e+11 (n/cm2) 6e+11 (n/cm2) 1e+12 (n/cm2) radiation exposure (ms) toff-a @ 10m a control total ionizing dose neutron fluence figure 4
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 11 rds(on): the graph displays the results of all the r adiation exposures in the order they were preformed. no significant shifts in this parameter were reco rded after any of the radiation exposures. rdha710fr10a1nk total ionizing dose and neutron radiation exposure results 0 0.05 0.1 0.15 0.2 0.25 0 50000 (rad(si) 100000 (rad(si) 150000 (rad(si) post 100c anneal 1e+11 (n/cm2) 6e+11 (n/cm2) 1e+12 (n/cm2) radiation exposure (ohms) rdson-a @ 1a control total ionizing dose neutron fluence figure 5 conclusion the radiation tests perfo rmed on the RDHA701CD10A2NK de monstrate hardness to a combined total dose ionizing radiation expo sure of 100k rad(si) and neutron radiation exposure of 1.0e12 n/cm 2 with minimal effect on its overall performance and the results show it to meet all the post radiation test requirements.
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 12 appendix a electrical data
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 13 electrical test data (pre-radiation) ? 10/13/2009 test name output leakage current- a vr-a @ 10ua vf-a @ 10ma vf-a @ 20ma ton- a @ 10ma toff-a @ 10ma rdson- a @ 1a output leakage current- b vr-b @ 10ua vf-b @ 10ma vf-b @ 20ma ton- b @ 10ma toff-b @ 10ma rdson- b @ 1a test number 1.1 2 3 4 5.1 5.2 6.1 7 8 9 10 11.1 11.2 12.1 lower limit 0.001 5 1.1 1.15 0.001 0.001 0 0.001 5 1.1 1.15 0.001 0.001 0 upper limit 10 32 1.75 1.8 4 2 0.4 10 32 1.75 1.8 4 2 0.4 units ua v v v ms ms ohm ua v v v ms ms ohm serial # 256 0.038 13.262 1.301 1.36 0.143 1.169 0.222 0.105 13.445 1.306 1.364 0.131 1.181 0.224 231 0.004 12.825 1.296 1.359 0.145 1.175 0.221 0.021 13.43 1.3 1.353 0.138 1.179 0.224 237 0.019 12.241 1.29 1.348 0.141 1.157 0.22 0.07 13.342 1.283 1.338 0.14 1.167 0.221 248 0.008 14.702 1.295 1.352 0.139 1.164 0.219 0.031 13.851 1.294 1.348 0.132 1.181 0.222 252 0.046 13.466 1.315 1.382 0.134 1.181 0.22 0.004 13.53 1.303 1.367 0.139 1.181 0.222 electrical test data (post 50k rad(si) exposure) ? 10/14/2009 test name output leakage current- a vr-a @ 10ua vf-a @ 10ma vf-a @ 20ma ton- a @ 10ma toff-a @ 10ma rdson- a @ 1a output leakage current- b vr-b @ 10ua vf-b @ 10ma vf-b @ 20ma ton- b @ 10ma toff-b @ 10ma rdson- b @ 1a test number 1.1 2 3 4 5.1 5.2 6.1 7 8 9 10 11.1 11.2 12.1 lower limit 0.001 5 1.1 1.15 0.001 0.001 0 0.001 5 1.1 1.15 0.001 0.001 0 upper limit 10 32 1.75 1.8 4 2 0.4 10 32 1.75 1.8 4 2 0.4 units ua v v v ms ms ohm ua v v v ms ms ohm serial # 256 0.035 13.236 1.311 1.377 0.142 1.17 0.22 0.007 13.467 1.311 1.371 0.132 1.182 0.222 231 0.028 12.815 1.294 1.355 0.155 1.104 0.223 0.006 13.361 1.302 1.357 0.144 1.11 0.226 237 0.005 12.242 1.29 1.349 0.161 1.071 0.222 0.033 13.374 1.286 1.343 0.163 1.071 0.223 248 0.026 14.734 1.297 1.356 0.143 1.103 0.222 0.016 13.855 1.292 1.343 0.141 1.111 0.225 252 0.042 13.475 1.316 1.385 0.152 1.082 0.223 0.052 13.541 1.304 1.369 0.157 1.086 0.225
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 14 electrical test data (post 100k rad(si) exposure) ? 10/14/2009 test name output leakage current- a vr-a @ 10ua vf-a @ 10ma vf-a @ 20ma ton- a @ 10ma toff-a @ 10ma rdson- a @ 1a output leakage current- b vr-b @ 10ua vf-b @ 10ma vf-b @ 20ma ton- b @ 10ma toff-b @ 10ma rdson- b @ 1a test number 1.1 2 3 4 5.1 5.2 6.1 7 8 9 10 11.1 11.2 12.1 lower limit 0.001 5 1.1 1.15 0.001 0.001 0 0.001 5 1.1 1.15 0.001 0.001 0 upper limit 10 32 1.75 1.8 4 2 0.4 10 32 1.75 1.8 4 2 0.4 units ua v v v ms ms ohm ua v v v ms ms ohm serial # 256 0.018 13.267 1.304 1.363 0.142 1.171 0.22 0.035 13.469 1.307 1.363 0.132 1.182 0.222 231 0.032 12.808 1.289 1.345 0.183 1.091 0.224 0.036 13.243 1.3 1.352 0.168 1.099 0.227 237 0.011 12.239 1.29 1.347 0.192 1.065 0.222 0.068 13.375 1.283 1.336 0.197 1.066 0.224 248 0.057 14.725 1.295 1.352 0.164 1.093 0.223 0.022 14.126 1.294 1.347 0.164 1.1 0.226 252 0.037 13.5 1.316 1.384 0.181 1.084 0.223 0.05 13.483 1.303 1.367 0.188 1.085 0.225 electrical test data (post 150k rad(si) exposure) ? 10/14/2009 test name output leakage current- a vr-a @ 10ua vf-a @ 10ma vf-a @ 20ma ton- a @ 10ma toff-a @ 10ma rdson- a @ 1a output leakage current- b vr-b @ 10ua vf-b @ 10ma vf-b @ 20ma ton- b @ 10ma toff-b @ 10ma rdson- b @ 1a test number 1.1 2 3 4 5.1 5.2 6.1 7 8 9 10 11.1 11.2 12.1 lower limit 0.001 5 1.1 1.15 0.001 0.001 0 0.001 5 1.1 1.15 0.001 0.001 0 upper limit 10 32 1.75 1.8 4 2 0.4 10 32 1.75 1.8 4 2 0.4 units ua v v v ms ms ohm ua v v v ms ms ohm serial # 256 0.037 13.064 1.302 1.359 0.142 1.17 0.22 0.011 13.472 1.308 1.365 0.131 1.182 0.222 231 0.008 12.794 1.29 1.346 0.209 1.079 0.225 0.088 13.284 1.3 1.352 0.19 1.088 0.228 237 0.076 12.234 1.291 1.348 0.219 1.064 0.223 0.049 13.245 1.283 1.336 0.226 1.064 0.225 248 0.016 14.733 1.293 1.347 0.186 1.08 0.224 0.061 14.122 1.292 1.343 0.186 1.088 0.227 252 0.006 13.493 1.315 1.383 0.205 1.086 0.224 0.112 13.557 1.304 1.367 0.215 1.086 0.226
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 15 electrical test data (post 100c an neal ? 168hrs) ? 10/23/2009 test name output leakage current- a vr-a @ 10ua vf-a @ 10ma vf-a @ 20ma ton- a @ 10ma toff-a @ 10ma rdson- a @ 1a output leakage current- b vr-b @ 10ua vf-b @ 10ma vf-b @ 20ma ton- b @ 10ma toff-b @ 10ma rdson- b @ 1a test number 1.1 2 3 4 5.1 5.2 6.1 7 8 9 10 11.1 11.2 12.1 lower limit 0.001 5 1.1 1.15 0.001 0.001 0 0.001 5 1.1 1.15 0.001 0.001 0 upper limit 10 32 1.75 1.8 4 2 0.4 10 32 1.75 1.8 4 2 0.4 units ua v v v ms ms ohm ua v v v ms ms ohm serial # 256 0.014 13.1 1.312 1.374 0.141 1.17 0.217 0.053 13.455 1.313 1.371 0.131 1.183 0.219 231 0.006 12.807 1.293 1.351 0.164 1.103 0.222 0.06 13.264 1.302 1.355 0.156 1.112 0.225 237 0.012 12.24 1.294 1.354 0.157 1.022 0.22 0.004 13.342 1.286 1.339 0.157 1.025 0.221 248 0.037 14.708 1.296 1.35 0.151 1.099 0.219 0.06 13.969 1.296 1.349 0.147 1.107 0.222 252 0.059 13.515 1.317 1.383 0.149 1.027 0.221 0.021 13.563 1.305 1.368 0.152 1.038 0.223 electrical test data (post 1e11 n/cm 2 exposure) ? 10/23/2009 test name output leakage current- a vr-a @ 10ua vf-a @ 10ma vf-a @ 20ma ton- a @ 10ma toff-a @ 10ma rdson- a @ 1a output leakage current- b vr-b @ 10ua vf-b @ 10ma vf-b @ 20ma ton- b @ 10ma toff-b @ 10ma rdson- b @ 1a test number 1.1 2 3 4 5.1 5.2 6.1 7 8 9 10 11.1 11.2 12.1 lower limit 0.001 5 1.1 1.15 0.001 0.001 0 0.001 5 1.1 1.15 0.001 0.001 0 upper limit 10 32 1.75 1.8 4 2 0.4 10 32 1.75 1.8 4 2 0.4 units ua v v v ms ms ohm ua v v v ms ms ohm serial # 256 0.038 13.235 1.304 1.363 0.142 1.169 0.22 0.023 13.463 1.309 1.366 0.132 1.181 0.221 231 0.036 12.807 1.289 1.344 0.171 1.098 0.223 0.052 13.297 1.301 1.353 0.162 1.106 0.225 237 0.022 12.246 1.291 1.348 0.162 1.015 0.222 0.053 13.336 1.283 1.336 0.161 1.018 0.223 248 0.016 14.725 1.291 1.344 0.156 1.091 0.222 0.019 13.904 1.292 1.343 0.151 1.099 0.225 252 0.052 13.531 1.317 1.385 0.154 1.021 0.223 0.051 13.542 1.303 1.366 0.157 1.031 0.224
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 16 electrical test data (post 6e11 n/cm 2 exposure) ? 10/23/2009 test name output leakage current- a vr-a @ 10ua vf-a @ 10ma vf-a @ 20ma ton- a @ 10ma toff-a @ 10ma rdson- a @ 1a output leakage current- b vr-b @ 10ua vf-b @ 10ma vf-b @ 20ma ton- b @ 10ma toff-b @ 10ma rdson- b @ 1a test number 1.1 2 3 4 5.1 5.2 6.1 7 8 9 10 11.1 11.2 12.1 lower limit 0.001 5 1.1 1.15 0.001 0.001 0 0.001 5 1.1 1.15 0.001 0.001 0 upper limit 10 32 1.75 1.8 4 2 0.4 10 32 1.75 1.8 4 2 0.4 units ua v v v ms ms ohm ua v v v ms ms ohm serial # 256 0.039 13.233 1.302 1.359 0.141 1.169 0.22 0.005 13.494 1.308 1.364 0.132 1.182 0.222 231 0.027 12.781 1.287 1.342 0.197 1.082 0.223 0.031 13.301 1.299 1.352 0.187 1.092 0.226 237 0.024 12.233 1.289 1.347 0.185 0.996 0.222 0.001 13.38 1.281 1.334 0.183 0.999 0.223 248 0.011 14.743 1.288 1.34 0.176 1.076 0.223 0.033 14.1 1.289 1.34 0.17 1.085 0.226 252 0.025 13.547 1.315 1.382 0.176 1 0.223 0.044 13.572 1.302 1.366 0.178 1.011 0.224 electrical test data (post 1e12 n/cm 2 exposure) ? 10/23/2009 test name output leakage current- a vr-a @ 10ua vf-a @ 10ma vf-a @ 20ma ton- a @ 10ma toff-a @ 10ma rdson- a @ 1a output leakage current- b vr-b @ 10ua vf-b @ 10ma vf-b @ 20ma ton- b @ 10ma toff-b @ 10ma rdson- b @ 1a test number 1.1 2 3 4 5.1 5.2 6.1 7 8 9 10 11.1 11.2 12.1 lower limit 0.001 5 1.1 1.15 0.001 0.001 0 0.001 5 1.1 1.15 0.001 0.001 0 upper limit 10 32 1.75 1.8 4 2 0.4 10 32 1.75 1.8 4 2 0.4 units ua v v v ms ms ohm ua v v v ms ms ohm serial # 256 0.026 13.008 1.3 1.355 0.142 1.169 0.22 0.051 13.46 1.307 1.363 0.131 1.182 0.222 231 0.051 12.792 1.285 1.34 0.216 1.07 0.225 0.016 13.352 1.297 1.349 0.206 1.08 0.227 237 0.009 12.242 1.287 1.347 0.204 0.982 0.224 0.003 13.381 1.279 1.331 0.205 0.985 0.224 248 0.032 14.665 1.289 1.343 0.192 1.068 0.222 0.051 14.157 1.289 1.34 0.186 1.076 0.226 252 0.076 13.556 1.313 1.383 0.194 0.986 0.225 0.047 13.56 1.299 1.362 0.2 0.996 0.226
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 17 appendix b radiation test specification
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 18 automatic test tester: eagle ets-564 table 1: pre radiation tests, 25c only prog. ref. test symbol test conditions rad level: notes min max units a leakage current off io [leak] if=0ma, vout=100v pre rad 1 --- 10.0 ua a input reverse voltage v r ir = 10ua pre rad 1 5.0 32.0 v a input forward voltage vf1 if=10ma pre rad 1 1.10 1.75 v a input forward voltage vf2 if=20ma pre rad 1 1.15 1.80 v a drain to source resistance rds(on) if = 10ma, iout = 1a, pw >= 200ms pre rad 1 --- 0.40 ohm a time on ton vout = 28.0v, iout = 1a, if = 0 to 10ma, pw = 15ms pre rad 1 --- 4.0 ms a time off toff vout = 28.0v, iout = 1a, if = 10 to 0ma, pw = 15ms pre rad 1 --- 2.0 ms automatic test tester: eagle ets-564 table 2: post radiation tests, 25c only prog. ref. test symbol test conditions rad level: notes min max units b leakage current off io [leak] if=0ma, vout=100v post rad 1 --- 10.0 ua b input reverse voltage v r ir = 10ua post rad 1 5.0 32.0 v b input forward voltage vf1 if=10ma post rad 1 1.10 1.75 v b input forward voltage vf2 if=20ma post rad 1 1.15 1.80 v b drain to source resistance rds(on) if = 10ma, iout = 1a, pw >= 200ms post rad 1 --- 0.40 ohm b time on ton vout = 28.0v, iout = 1a, if = 0 to 10ma, pw = 15ms post rad 1 --- 4.0 ms b time off toff vout = 28.0v, iout = 1a, if = 10 to 0ma, pw = 15ms post rad 1 --- 2.0 ms note 1: all tests are performed on each switch in the product.
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 19 fast neutron irradiator facility @ umass, lowell bias conditions all pins shor ted in conductive foam. parts inside an esd conductive bag. fluence step profile 1.0e+11, 5.0e+11, 4.0e+11 equivalent fluence 1mev (neutrons/cm 2 ) test temperature 20c +/-10c test procedure t030061g 2. performed on four samples that are exposed to total dose. the steps are cumulative. 3. all handling guidelines for neutron irradi ated product outlined in t030061g must be followed for this multiple exposure test . fluence steps are considered cumulative. total dose radiation requirements 4 high dose rate 4 bias conditions if = 7ma, vout =0v on bias if = 0ma, vout=80v off bias dose step profile 50k, 50k, 50k 50k, 50k, 50k dose rate range 50 to 300 rad(si)/sec 50 to 300 rad(si)/sec board number 09-128-tf 09-128-tf program card number n/a n/a chamber gamma cave gamma cave test temperature 25c +/-5c 25c +/-5c 4. 100c post radiation anneal st ep is required for this product. on bias r1 500 1/4w 1% RDHA701CD10A2NK 1 7 2 8 3 4 5 6 r2 500 1/4w 1% +5v +5v
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 20 off bias RDHA701CD10A2NK 1 7 2 8 3 4 5 6 +80v +80v
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 21 appendix c neutron test set up
neutron and total ionizing dose test report RDHA701CD10A2NK october 2009 205 crawford st, leominster, ma 01453 tel: 976-534-5776 www.irf.com 22 neutron irradiation set up 1. devices are placed into the aluminum / boron container. 2. the container is then lower ed into the irradiation chamber. 3. at the completion of the run time, remo ve container from the radiation chamber. 4. allow devices to decay (radioactive) to an acceptable safe level before testing. 5. repeat process as required.

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