CN201716330U - Aging test box - Google Patents
Aging test box Download PDFInfo
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- CN201716330U CN201716330U CN2010202075048U CN201020207504U CN201716330U CN 201716330 U CN201716330 U CN 201716330U CN 2010202075048 U CN2010202075048 U CN 2010202075048U CN 201020207504 U CN201020207504 U CN 201020207504U CN 201716330 U CN201716330 U CN 201716330U
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Abstract
The utility model discloses an aging test box which comprises a plurality of aging test sockets arranged on a test plate of the aging test box, a first temperature sensor and a heater, wherein the first temperature sensor is used for detecting the temperature in the aging test box and obtaining a first temperature value, the heater can be started or closed according to the first temperature value and a set temperature value of the aging test box, at least one cover plate with an exchanger is arranged in the aging test box, a second temperature sensor is arranged between the cover plate and a device which needs to carry out an aging test, the second temperature sensor is used for detecting the temperature of the device which needs to carry out the aging test and obtaining the actual temperature value of the device which needs to carry out the aging test, and the independent heat exchange treatment is carried out on the device which needs to carry out the aging test according to the actual temperature value of the device which needs to carry out the aging test and the set temperature value of the device which needs to carry out the aging test. The aging test box can improve the accuracy of the result of the aging test, and realize the simultaneous aging test of a variety of different devices.
Description
Technical field
The utility model relates to semiconductor manufacturing and field of machining, particularly a kind of ageing test box.
Background technology
Integrated circuit (IC) chip must be tested after making, the burn-in test that this test is normally carried out under the temperature that improves.Burn-in test can speed-up chip aging, can in manufacturing process, early discern and abandon defective chip.
Stipulate that the purpose of burn-in test is quality or the reliability of device in the whole working time that rated condition is born in checking in the aging standard of country.It is the durability test of carrying out under nominal working conditions, test period is answered long enough, to guarantee that its result does not have the feature of initial failure or " initial failure ", during whole durability test, also should carry out routine observation, to monitor whether crash rate has significant change in time.In order to obtain correct result at short notice or with less stress,, must provide corresponding failure probability with the enough big sample of accelerated test conditioned disjunction to guarantee to be used for highly reliable occasion after the device.This test condition comprises electric input, load and biasing and corresponding maximum operating temperature or test temperature etc.
In addition, regulation also in aging standard, device is watt level no matter, should decide that working temperature wears out or durability test with maximum amount.And for integrated circuit, the test temperature of regulation should be to make all devices in the chamber all stablize actual minimum environment temperature or the skin temperature that reaches.The setting of the position of this structure to chamber, load, controller or monitor and air-flow etc. and adjustment have all proposed strict requirement.
Early stage burn-in test has two kinds of schemes usually, and a kind of is separately to carry out, promptly behind the aging certain hour of heating, take out aging device and test, and then put back to continue in the ageing oven aging; Another kind then is to be interrupted to carry out, and promptly the device aging under powering state not normally only once adds electrical testing to device at set intervals.Under these two kinds of burn-in test schemes, device there is no too big influence to ageing test result powering up under the test mode what that produce heat.
Integrated circuit (IC) chip integrated level in the past is less, power is lower, and the skin temperature of different components or junction temperature are more or less the same in the integrated circuit, only needs ageing test box is carried out unified temperature control, just can satisfy aging temperature requirement substantially.
Yet along with the high speed development of integrated circuit (IC) chip, the complexity of integrated circuit (IC) chip further improves, and various high integration, high speed or high-power integrated circuit have occurred.Burn-in test to device is also had higher requirement, proposed heat aging in the burn-in test scheme of monitoring integrated circuit chip (or device) electrical characteristics incessantly.
Fig. 1 is existing aging testing system synoptic diagram, and as shown in Figure 1, it mainly is made up of ageing test box 100, test and control circuit 101.Be provided with burn-in test district, well heater and temperature sensor in the ageing test box 100, wherein, the burn-in test district is provided with a plurality of testing base that test component to be aging is linked to each other with the test circuit of outside, the temperature of utilizing temperature sensor to detect in the ageing test box is delivered to the outer control circuit of ageing test box, by control circuit relatively this detected temperatures with the size of temperature is set, if detected temperatures is less than temperature is set, then control heater starts so that ageing test box is heated, otherwise, then close well heater.
In this burn-in test process each device has been carried out adding for a long time electrical testing, this can make each device, especially high power device produces a large amount of heat, make each device can not remain on (or under ageing test box temperature of setting) under the working temperature of regulation for a long time in chamber, deviation will appear in ageing test result.
In addition, because of the device of different capacity differs more at the heat that test period produces, in the burn-in test process, in same aging testing system, carry out burn-in test each device (and peripheral part) temperature value will with the unified ageing oven temperature value of setting between different difference appears.Can't realize unified the adjusting to the temperature of each device aging in the same aging testing system, also just be difficult in same aging testing system, a plurality of devices be carried out aging simultaneously.
For this reason, be necessary that temperature controlled ageing test box is carried out in existing unification to be improved.
The utility model content
The utility model provides a kind of ageing test box, has solved in the existing ageing test box, and ageing test result is prone to deviation, and can't carry out the problem of burn-in test simultaneously to different components.
For achieving the above object, a kind of ageing test box that the utility model provides, comprise a plurality of burn-in test sockets on the test board that is arranged at described ageing test box, first temperature sensor and well heater, described first temperature sensor detects the temperature in the described ageing test box, obtain first temperature value, described well heater starts according to the desired temperature of described first temperature value and ageing test box or cuts out, wherein, at least be provided with a cover plate in the described ageing test box with interchanger, be provided with second temperature sensor between described cover plate and the test component to be aging, described second temperature sensor detects the temperature of test component to be aging, obtain the actual temperature value of test component to be aging, treat the burn-in test device according to the desired temperature of the actual temperature value of test component to be aging and test component to be aging and carry out independent heat exchange process.
Wherein, treat the burn-in test device according to the desired temperature of the actual temperature value of test component to be aging and test component to be aging and carry out independent heat exchange process, comprise step:
Described interchanger starts according to the desired temperature of the actual temperature value of test component to be aging and test component to be aging or cuts out.
Wherein, treat the burn-in test device according to the desired temperature of the actual temperature value of test component to be aging and test component to be aging and carry out independent heat exchange process, also comprise:
Described cover plate also comprises the semiconductor chilling plate between described interchanger and described second temperature sensor, and described semiconductor chilling plate is determined "on" position according to the actual temperature value of test component to be aging and the desired temperature of test component to be aging.
Wherein, described interchanger is in running order always, or only works when described semiconductor chilling plate enters "on" position.
Wherein, be provided with second temperature sensor between described cover plate and the test component to be aging, comprise:
Each test component to be aging be to should there being an independent cover plate, and is provided with second temperature sensor between the two.
Wherein, be provided with second temperature sensor between described cover plate and the test component to be aging, comprise:
Each cover plate is corresponding with single test component to be aging, and is provided with second temperature sensor between the two; Or
Each cover plate is a plurality of corresponding with same class test component to be aging, and is provided with second temperature sensor between in described cover plate and the described same class test component to be aging one.
Wherein, described cover plate has groove to hold described second temperature sensor, separated by heat-barrier material between described second temperature sensor and the described cover plate, when described cover plate closing was on described burn-in test socket, described second temperature sensor contacted with test component to be aging.
Wherein, the edge of described cover plate is provided with one first lock hook at least, and described ageing oven test board is provided with second lock hook that matches with described first lock hook in the position of described first lock hook of correspondence.
It is that near the ageing test box test board of described burn-in test socket is provided with fixedly jib and fixed arm, is used for described first lock hook and second lock hook described cover plate being fixed in described burn-in test socket.
Wherein, described interchanger is provided with the pipeline of different shape.
Compared with prior art, the utlity model has following advantage:
Ageing test box of the present utility model, can provide independent heat exchanger and temperature sensor at each test component to be aging, actual temperature according to each test component to be aging is carried out independent adjusting to its burn-in test temperature, improved the accuracy of ageing test result, burn-in test when having realized multiple different components.
Ageing test box of the present utility model can also provide mounting means flexibly according to user's needs, has both fully satisfied user's needs, has saved cost again to greatest extent.
Description of drawings
Fig. 1 is existing aging testing system synoptic diagram;
Fig. 2 is the overall schematic of the ageing test box among explanation the utility model first embodiment;
Fig. 3 is the schematic layout pattern of one of test board in the ageing test box among Fig. 2;
Fig. 4 is the one-piece construction synoptic diagram of the burn-in test socket of the plate with cover among Fig. 3;
Fig. 5 is the installation decomposing schematic representation of the burn-in test socket of the plate with cover among Fig. 3;
Fig. 6 is the synoptic diagram of interchanger cooling principle among explanation the utility model first embodiment;
Fig. 7 is the temperature controlled synoptic diagram of the aging testing system of explanation the utility model first embodiment;
Fig. 8 is the schematic layout pattern of one of test board in the ageing test box shown in another embodiment of the utility model;
Fig. 9 is the utility model schematic layout pattern of one of test board in the ageing test box shown in another embodiment again;
Figure 10 is the one-piece construction synoptic diagram of the burn-in test socket of the plate with cover among explanation the utility model second embodiment;
Figure 11 is the installation decomposing schematic representation of the burn-in test socket of the plate with cover among Figure 10.
Reference numeral:
200: ageing test box; 300: test board; 310: the burn-in test socket;
312: test component to be aging; 320: cover plate; 321: interchanger;
322: cooling tube; 324: groove; 325: the second temperature sensors;
326: recess cover; 327: screw;
330: stationary installation; 331: the first lock hooks; 332: the second lock hooks;
335: fixing jib; 336: fixed arm;
401: heating radiator; 402: circulating pump motor; 501: compressor;
701: test and control circuit; 702: the first temperature sensors; 703: well heater;
1010: the burn-in test socket; 1012: test component to be aging; 1020: cover plate;
1021: interchanger; 1025: the second temperature sensors; 1100: semiconductor chilling plate.
Embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.
Disposal route of the present utility model can be widely used in the every field; and can utilize many suitable material; be to be illustrated below by preferred embodiment; certainly the utility model is not limited to this specific embodiment, and the known general replacement of one of ordinary skilled in the art is encompassed in the protection domain of the present utility model far and away.
Secondly, the utility model utilizes synoptic diagram to describe in detail, and when the utility model embodiment was described in detail in detail, for convenience of explanation, the synoptic diagram of expression device architecture can be disobeyed general ratio and be done local the amplification, should be with this as to qualification of the present utility model.
Traditional aging testing system only ageing test box is carried out unified temperature sense and temperature adds heat control, and this coarse control mode can not satisfy the test request of existing integrated circuits device.
In order to tackle the high speed development of integrated circuit (IC)-components, the utility model proposes a kind of new aging testing system, can be as required the actual temperature value of single burn-in test device be detected separately, and partly or entirely on the burn-in test socket cover plate with heat exchanger is being installed, aging when not only can realize to the different device of various watt levels, can also realize accurate control, improve traditional aging testing system precision of test result the probe temperature of each burn-in test device.
First embodiment:
Fig. 2 is the overall schematic of the ageing test box among explanation the utility model first embodiment; Fig. 3 is the schematic layout pattern of one of test board in the ageing test box among Fig. 2; Fig. 4 is the one-piece construction synoptic diagram of the burn-in test socket of the plate with cover among Fig. 3; Fig. 5 is the installation decomposing schematic representation of the burn-in test socket of the plate with cover among Fig. 3; Fig. 6 is the synoptic diagram of interchanger cooling principle among explanation the utility model first embodiment; Fig. 7 is the temperature controlled synoptic diagram of the aging testing system of explanation the utility model first embodiment; Below in conjunction with Fig. 2 to Fig. 7 first embodiment of the present utility model is elaborated.
As Fig. 2, Fig. 3 and shown in Figure 7, ageing test box of the present utility model, comprise a plurality of burn-in test sockets 310 on the test board 300 that is arranged at described ageing test box 200, first temperature sensor 702 and well heater 703, described first temperature sensor 702 detects the temperature in the described ageing test box 200, obtain first temperature value, described well heater 703 starts according to the desired temperature of described first temperature value and ageing test box 200 or cuts out.
In the present embodiment, in ageing test box 200, be provided with at least one test board 300, each test board 300 can be with vertical arrangement (as shown in Figure 2, test board is parallel to ageing test box bottom) or the mode of transversely arranged (test board is perpendicular to the ageing test box bottom) be placed in the ageing test box 200, on each test board 300 a plurality of burn-in test sockets 310 can be installed, as 16,32 etc.
In the present embodiment, in the design of the both sides of ageing test box 200 the circulating air air channel is arranged, hot blast is produced by ageing test box 200 bottoms (being the situation that well heater is positioned at the ageing test box bottom) and/or position, both sides (being the situation that well heater is positioned at the ageing test box both sides), be the burn-in test device heats through the parallel burn-in test socket 310 of blowing on each test board 300 in air channel, both sides, the design temperature of each well heater 703 can be the desired temperature of ageing test box, it normally requires to set according to the aging temperature of burn-in test device, can be between 20 ℃-250 ℃, as be 20 ℃, 100 ℃, 150 ℃, 200 ℃ or 250 ℃.
Can be between test board 300 or the place, air channel one first temperature sensor 702 is set.First temperature sensor 702 detects the temperature in the described ageing test box 200, obtain first temperature value, this first temperature value is sent to the test and the control circuit 701 of aging testing system, compare with the desired temperature or the setting of ageing test box 200, if first temperature value greater than the high end value of this setting value or setting, is then closed the well heater 703 of ageing test box 200; If first temperature value less than the low end value of this setting value or setting, then starts the well heater 703 of (or not closing) ageing test box 200.
As shown in Figures 2 and 3, for the high power device that is under the long-time powering state is carried out independent temperature control, in ageing test box 200, partly or entirely on the test board 300 cover plate 320 with interchanger 321 is set at least, be provided with second temperature sensor 325 between this cover plate 320 and the test component to be aging, second temperature sensor 325 detects the temperature of test component 312 to be aging, obtain the actual temperature value of test component 312 to be aging, treat burn-in test device 312 according to the desired temperature of the actual temperature value of test component 312 to be aging and test component to be aging 312 and carry out independent heat exchange process.
As Fig. 3, Fig. 4 and shown in Figure 5, burn-in test socket 310 is provided with cover plate 320, this cover plate 320 has and is used to treat burn-in test device 312 and carries out independent heat treated interchanger 321, and second temperature sensor 325 that is used for detecting separately this test component to be aging.
Wherein, interchanger 321 can be provided with the pipeline of different shape, can feed the liquid or the gas of high temperature or low temperature in this pipeline, to realize treating the heating or the cooling processing of burn-in test device 312.Described liquid can be the water of different temperatures, liquid nitrogen etc., and described gas can be the nitrogen of different temperatures, helium, air etc.
Particularly, the cover plate 320 that has interchanger 321 in the present embodiment is to be used for the high power device under the powering state is cooled off, and maintains under the set temperature value to make it.What be provided with in its used interchanger 321 be cooling tube 322, and feedings can be all gases under liquid nitrogen, water or the normal temperature in this cooling tube 322.Wherein, the concrete cooling principle of interchanger 321 can illustrate two kinds of refrigeration structures as shown in Figure 6 among Fig. 6, and a kind of is to utilize circulating pump motor 402 by heating radiator 401, utilizes wind-cooling heat dissipating; Another kind then is to utilize compressor 501 to freeze.The former required cost is lower, and latter's refrigerating efficiency is higher.
For second temperature sensor 325 is installed, can (specifically being bottom in the present embodiment) offer the groove 324 that holds described second temperature sensor 325 in cover plate 320 bottoms at interchanger 321, when cover plate 320 closures were on burn-in test socket 310, second temperature sensor 325 that is positioned at groove 324 contacted with test component 312 to be aging.
In the present embodiment, for fixing second temperature sensor 325, respective slot 324 places have installed the recess cover 326 of utilizing screw 327 to fix additional in the cover plate bottom, and it can be for the good material of heat conduction, as metal material.During work, the good recess cover 324 of second temperature sensor 325 and heat conduction directly contacts, recess cover 326 directly contacts with test component 312 to be aging, and have at least the air of poor thermal conductivity to be separated by between second temperature sensor 325 and the interchanger 321, so second temperature sensor 325 detects the actual temperature value that obtains being still test component 312 to be aging.
In the utility model, it is contacted a kind of with test component to be aging 312 that the situation that has the good recess cover of heat conduction 326 between above-mentioned second temperature sensor 325 and the test component to be aging 312 is also belonged to second temperature sensor 325.
Among other embodiment of the present utility model, in order further to improve accuracy of test, can also utilize heat-barrier material that described second temperature sensor 325 is separated with interchanger 321, as, can be in groove 324 filling with insulation material, make second temperature sensor 325 directly contact with test component 312 to be aging, and and 321 of interchangers have heat-barrier material.If when filling with insulation material, made second temperature sensor 325 inlay and be fixed in the heat-barrier material, then need not to install additional again recess cover 326, otherwise, still need install the good recess cover of heat conduction 326 additional to fix second temperature sensor 325.
In the present embodiment, the fixed form between cover plate 320 and the burn-in test socket 312 can have multiple, as, can above cover plate 320, add a stationary installation 330, the concrete mounting means of this stationary installation 330 can have multiple, as:
A, as Fig. 3, Fig. 4 and shown in Figure 5, stationary installation 330 comprises fixedly jib 335 and fixed arm 336.Wherein, fixedly a side of burn-in test socket 310 is fixed in the bottom of jib 335, and the upper end is connected with an end of fixed arm 336.The other end that fixed arm 335 does not link to each other with fixed arm 336 is equipped with one first lock hook 331.On test board 300, the make-position of corresponding first lock hook 331 is equipped with second lock hook 332 (it is positioned at burn-in test socket 310 relative sides) that matches.
When not needing that the burn-in test device on this burn-in test socket 310 carried out the control of independent temperature, can not install cover plate 320 additional, at this moment, can under the situation that does not install cover plate 320 additional, will put down by fixed arm 336, make first lock hook 331 lock mutually, also can directly make fixed arm 336 unsettled with second lock hook 332.
B, also a plurality of first lock hooks 331 can be set at the edge of cover plate 320, second lock hook 332 that a plurality of and described first lock hook 331 matches is equipped with in the position of corresponding described first lock hook 331 on ageing oven test board 300.
As, corresponding each burn-in test socket 310 can be provided with a plurality of fixedly jibs 335, and per two fixedly jib 335 is corresponding with a fixed arm 336.Be specifically as follows, at the opposite side of burn-in test socket 310 a fixedly jib 335 be set respectively, each fixedly is provided with second lock hook 332 in jib 335 tops, and corresponding fixed arm 336 two ends are respectively arranged with first lock hook 331.
In the time need carrying out the control of independent temperature to the burn-in test device on certain burn-in test socket 310, can be with first lock hook 331 at fixed arm 336 two ends, lock mutually with second lock hook 332 on fixedly jib 335 tops that are positioned at burn-in test socket 310 both sides, cover plate 320 is fixed on the corresponding burn-in test socket 310.When not needing that the burn-in test device on certain burn-in test socket 310 carried out the control of independent temperature, can directly fixed arm 336 and cover plate 320 be taken.The more convenient independent temperature control that has realized neatly each burn-in test device.
In addition, in other embodiments, also fixedly jib 335 can be set, and the second higher lock hook 332 (also can think fixedly the jib 335 and second lock hook 332 lump together) directly is set.
Fig. 7 is the temperature controlled synoptic diagram of the aging testing system of explanation the utility model first embodiment.As shown in Figure 7, ageing test box of the present utility model can be provided with first temperature sensor 702 and well heater 703, wherein, first temperature sensor 702 is used to detect first temperature value in the ageing test box bulk temperature value of ageing test box (or say), and deliver to ageing test box outer test and control circuit 701, by test and control circuit 701 setting value of this first temperature value and ageing test box is compared, when first temperature value is lower than the desired temperature of ageing test box, heater 702 or keep well heater 702 and be in starting state; Otherwise, close well heater 702.
In addition, the utility model first embodiment also is provided with at least one pair of second temperature sensor 325 and interchanger 321, is used for the actual temperature value of certain or certain class test component to be aging is detected.In other embodiment of the present utility model, this second temperature sensor 325 can be adjusted according to practical application flexibly with the setting of interchanger 321.
As, in the burn-in test process, often need specific burn-in test socket be set at specifically the powering up requirement of a certain class test component to be aging.At this moment, can be when the design test plate according to the performance of such burn-in test device, infer whether it exists thermal value to be different from the situation of common burn-in test device after aging powering up for a long time, and can determine whether in advance thus to need on the burn-in test socket of correspondence, add cover plate with heat exchanger.
In this case, because of whether the installation of cover plate is determined by the burn-in test jack type that is provided with, and the thermal value basically identical of the device tested of the type burn-in test socket, being provided with of the cover plate and second temperature sensor can have two kinds of situations at least:
A, Fig. 8 are the schematic layout pattern of one of test board in the ageing test box shown in another embodiment of the utility model, as shown in Figure 8, to each test board 800, the Devices Characteristics that can will detect according to each concrete burn-in test socket 810 designs it and whether need install the cover plate 820 with interchanger additional.At this moment, each cover plate 820 is all only corresponding with single test component to be aging, and is provided with second temperature sensor between the two.(also the utility model first embodiment can be belonged to this type of, it can be considered the special circumstances that each burn-in test socket all need be installed cover plate).
B, Fig. 9 are the utility model schematic layout pattern of one of test board in the ageing test box shown in another embodiment again, as shown in Figure 9, on each test board 900, cover plate 920 can be with same class test component to be aging a plurality of corresponding, and this cover plate 920 can only and between one of them test component to be aging be provided with second temperature sensor (cost-saved).
Second embodiment:
Figure 10 is the one-piece construction synoptic diagram of the burn-in test socket of the plate with cover among explanation the utility model second embodiment; Figure 11 is the installation decomposing schematic representation of the burn-in test socket of the plate with cover among Figure 10.
Second embodiment of the present utility model and first embodiment of the present utility model have a lot similarly local, in the accompanying drawing similar parts have been adopted similar label.In the explanation of second embodiment, focus on the distinctive points of itself and first embodiment, wherein similar description is repeated no longer one by one.
Second embodiment of the present utility model has installed semiconductor chilling plate additional between the interchanger and second temperature sensor.As shown in Figure 10 and Figure 11, burn-in test socket 1010 is provided with cover plate 1020, and this cover plate 1020 has and is used to treat burn-in test device 1012 and carries out independent heat treated interchanger 1021.And second temperature sensor 1025 that is used for detecting separately this test component to be aging.
In addition, in the present embodiment, be provided with semiconductor chilling plate 1100 between the interchanger 1021 and second temperature sensor 1025, described semiconductor chilling plate 1100 can be determined "on" position according to the actual temperature value of test component 1012 to be aging and the desired temperature of test component to be aging 1012.The concrete course of work is as follows:
When the actual temperature value of test component 1012 to be aging is higher than the desired temperature of test component 1012 to be aging, test makes semiconductor chilling plate 1100 enter "on" position with control circuit, at this moment, semiconductor chilling plate 1100 presents good heat-conductive characteristic, makes interchanger 1021 and test component 1012 to be aging carry out heat interchange.
When the actual temperature value of test component 1012 to be aging is lower than the desired temperature of test component 1012 to be aging, test makes semiconductor chilling plate 1100 enter off-position with control circuit, semiconductor chilling plate 1100 presents good resistive properties, stops interchanger 1021 and test component 1012 to be aging to carry out heat interchange.
In the present embodiment, interchanger 1021 can be in running order always, also can only work when semiconductor chilling plate 1100 enters "on" position.
In addition, second temperature sensor 1025 in the present embodiment can be identical with the position that first embodiment of the present utility model is provided with, and also can be arranged in the semiconductor chilling plate shown in Figure 10 and 11.
The foregoing description of the present utility model all is example with the high temperature ageing, be understood that, aging testing system of the present utility model is applicable to the situation situation of room temperature (as be lower than) of low temperature aging too, implementation method and the above-mentioned high temperature ageing situation of the technical solution of the utility model under the low temperature aging situation is similar, only need carry out some simple substitution, as the heating arrangement in the ageing test box is changed to cooling device, each structure of cover plate is same as the previously described embodiments, it can solve equally because of the lasting test in the ageing process causes high power device and generate heat seriously, thereby the inaccurate problem of the burn-in test that causes, under the enlightenment of the above-mentioned high temperature ageing embodiment of the utility model, those of ordinary skill in the art also should realize the low temperature aging test case, not repeat them here.
Though the utility model with preferred embodiment openly as above; but it is not to be used for limiting the utility model; any those skilled in the art are not in breaking away from spirit and scope of the present utility model; can make possible change and modification, therefore protection domain of the present utility model should be as the criterion with the scope that the utility model claim is defined.
Claims (10)
1. ageing test box, comprise a plurality of burn-in test sockets on the test board that is arranged at described ageing test box, first temperature sensor and well heater, described first temperature sensor detects the temperature in the described ageing test box, obtain first temperature value, described well heater starts according to the desired temperature of described first temperature value and ageing test box or cuts out, it is characterized in that: be provided with a cover plate in the described ageing test box at least with interchanger, be provided with second temperature sensor between described cover plate and the test component to be aging, described second temperature sensor detects the temperature of test component to be aging, obtain the actual temperature value of test component to be aging, treat the burn-in test device according to the desired temperature of the actual temperature value of test component to be aging and test component to be aging and carry out independent heat exchange process.
2. ageing test box as claimed in claim 1 is characterized in that: treat the burn-in test device according to the desired temperature of the actual temperature value of test component to be aging and test component to be aging and carry out independent heat exchange process, also comprise:
Described interchanger starts according to the desired temperature of the actual temperature value of test component to be aging and test component to be aging or cuts out.
3. ageing test box as claimed in claim 1 is characterized in that: treat the burn-in test device according to the desired temperature of the actual temperature value of test component to be aging and test component to be aging and carry out independent heat exchange process, also comprise:
Described cover plate also comprises the semiconductor chilling plate between described interchanger and described second temperature sensor, and described semiconductor chilling plate is determined "on" position according to the actual temperature value of test component to be aging and the desired temperature of test component to be aging.
4. ageing test box as claimed in claim 3 is characterized in that: described interchanger is in running order always, or only works when described semiconductor chilling plate enters "on" position.
5. as claim 1 or 2 or 3 or 4 described ageing test boxes, it is characterized in that: be provided with second temperature sensor between described cover plate and the test component to be aging, comprise:
Each test component to be aging be to should there being an independent cover plate, and is provided with second temperature sensor between the two.
6. as claim 1 or 2 or 3 or 4 described ageing test boxes, it is characterized in that: be provided with second temperature sensor between described cover plate and the test component to be aging, comprise:
Each cover plate is corresponding with single test component to be aging, and is provided with second temperature sensor between the two; Or
Each cover plate is a plurality of corresponding with same class test component to be aging, and is provided with second temperature sensor between in described cover plate and the described same class test component to be aging one.
7. as claim 1 or 2 or 3 or 4 described ageing test boxes, it is characterized in that: described cover plate has groove to hold described second temperature sensor, separate by heat-barrier material between described second temperature sensor and the described cover plate, when described cover plate closing was on described burn-in test socket, described second temperature sensor contacted with test component to be aging.
8. ageing test box as claimed in claim 7 is characterized in that: the edge of described cover plate is provided with one first lock hook at least, and described ageing oven test board is provided with second lock hook that matches with described first lock hook in the position of described first lock hook of correspondence.
9. ageing test box as claimed in claim 8, it is characterized in that: near the ageing test box test board the described burn-in test socket is provided with fixedly jib and fixed arm, is used for described first lock hook and second lock hook described cover plate being fixed in described burn-in test socket.
10. ageing test box as claimed in claim 1 is characterized in that: described interchanger is provided with the pipeline of different shape.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010202075048U CN201716330U (en) | 2010-05-27 | 2010-05-27 | Aging test box |
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| CN2010202075048U CN201716330U (en) | 2010-05-27 | 2010-05-27 | Aging test box |
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| CN201716330U true CN201716330U (en) | 2011-01-19 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858957A (en) * | 2010-05-27 | 2010-10-13 | 北京新润泰思特测控技术有限公司 | Ageing test box |
| CN104459423A (en) * | 2014-12-31 | 2015-03-25 | 芜湖赛宝信息产业技术研究院有限公司 | Method for successively determining defects of mechanical and electrical product in high-temperature reliability strengthening test |
| CN107907767A (en) * | 2017-11-30 | 2018-04-13 | 南通星晨电子有限公司 | A kind of chip capacitor multistage aging technique |
| CN108037326A (en) * | 2017-11-30 | 2018-05-15 | 南通星晨电子有限公司 | A kind of high-temperature testing method of chip capacitor |
| CN108519116A (en) * | 2018-04-08 | 2018-09-11 | 哈工大卫星激光通信股份有限公司 | A kind of cmos image sensor ageing method based on shell temperature Real-time Feedback |
| CN111984042A (en) * | 2020-08-20 | 2020-11-24 | 无锡摩斯法特电子有限公司 | Heating device for power device aging examination |
| CN113092994A (en) * | 2021-06-08 | 2021-07-09 | 上海菲莱测试技术有限公司 | High-power optical chip detection platform |
-
2010
- 2010-05-27 CN CN2010202075048U patent/CN201716330U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858957A (en) * | 2010-05-27 | 2010-10-13 | 北京新润泰思特测控技术有限公司 | Ageing test box |
| CN101858957B (en) * | 2010-05-27 | 2013-04-17 | 北京新润泰思特测控技术有限公司 | Ageing test box |
| CN104459423A (en) * | 2014-12-31 | 2015-03-25 | 芜湖赛宝信息产业技术研究院有限公司 | Method for successively determining defects of mechanical and electrical product in high-temperature reliability strengthening test |
| CN104459423B (en) * | 2014-12-31 | 2017-05-17 | 芜湖赛宝信息产业技术研究院有限公司 | Method for successively determining defects of mechanical and electrical product in high-temperature reliability strengthening test |
| CN107907767A (en) * | 2017-11-30 | 2018-04-13 | 南通星晨电子有限公司 | A kind of chip capacitor multistage aging technique |
| CN108037326A (en) * | 2017-11-30 | 2018-05-15 | 南通星晨电子有限公司 | A kind of high-temperature testing method of chip capacitor |
| CN108519116A (en) * | 2018-04-08 | 2018-09-11 | 哈工大卫星激光通信股份有限公司 | A kind of cmos image sensor ageing method based on shell temperature Real-time Feedback |
| CN111984042A (en) * | 2020-08-20 | 2020-11-24 | 无锡摩斯法特电子有限公司 | Heating device for power device aging examination |
| CN113092994A (en) * | 2021-06-08 | 2021-07-09 | 上海菲莱测试技术有限公司 | High-power optical chip detection platform |
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