集成電路封裝與系統(tǒng)測試

1、集成電路封裝與系統(tǒng)測試課程實驗報告電子、集成專業(yè)（ 20142015 學年第一學期）課程名稱集成電路封裝與系統(tǒng)測試課程類別必修 限選班級學號姓名任課教師考試日期目錄一、實驗目的.- 2 -二、實驗原理.- 2 -2.1BC3199 集成電路測試系統(tǒng)簡介 .- 2 -2.2測試電路原理圖 .- 3 -2.3測試參數(shù)分析 .- 3 -2.3.1測量輸出電壓 Vo.- 3 -2.3.2測量電源電壓調(diào)整率 .- 4 -2.3.3測量負載電壓調(diào)整率 .- 4 -三、實驗設(shè)備.- 4 -四、實驗步驟.- 4 -4.1焊制電路板 .- 4 -4.2建立 LM7805 測試程序 .- 5 -4.3測試數(shù)據(jù)及結(jié)

2、果 .- 5 -五、實驗結(jié)論.- 6 -六、心得體會.錯誤 ! 未定義書簽。附錄： .- 6 -Word 文檔一、實驗目的隨著各種模擬、數(shù)字集成電路的用量越來越大，其質(zhì)量對整機的性能和可靠性起著越來越大的作用， 因此深入開展集成電路相關(guān)測試技術(shù)的研究具有重要的意義。本次實驗我們以 BC3199 測試系統(tǒng)作為集成電路測試平臺，將模擬集成電路 LM7805 作為測試對象， 測試其輸出電壓、 電源電壓調(diào)整率和負載電壓三個參數(shù)。二、實驗原理2.1 BC3199集成電路測試系統(tǒng)簡介BC3199 測試系統(tǒng)是一款模擬數(shù)字混合信號測試系統(tǒng)，用于測試電源管理類器件、運算放大器、模擬開關(guān)、 DAC/ADC 以及中

3、小規(guī)模數(shù)字電路，適用于工程測試與量產(chǎn)測試。 BC3199 集成電路測試系統(tǒng)分為電源箱與測試頭兩部分，適配器可以直接安裝到測試頭引出的測試插座之上，無需任何測試連接線， 測試時通過雙手按壓測試控制板的兩個測試按鈕進行測試。SBC 主控計算機安裝在機箱的上部， 分體機外接主計算機。 PCI 槽上插有一塊專用接口板， 用于計算機和系統(tǒng)主機之間數(shù)據(jù)傳輸， 此接口板通過 50 線扁平電纜與機的系統(tǒng)接口板連接。機有系統(tǒng)接口板、電壓/電流源、電壓測量及數(shù)據(jù)采集板、時間測量單元、交流信號源、數(shù)字I/O 板等。系統(tǒng)框圖如圖1 所示。圖 1BC3199 集成電路測試系統(tǒng)框圖Word 文檔VeritestATE 為

4、 BC3199 集成電路測試機的配套控制軟件， 可以對被測器件進行測試序列生成、測試參數(shù)生成以及自動測試， 同時具有設(shè)備校準與自檢， 測試結(jié)果保存和分析，以及 HANDLER 連接等功能。該軟件可以在 Windows XP 系統(tǒng)上運行。系統(tǒng)軟件采用與測試程序分離的編程方法， 用戶可以建立單獨的工程編寫測試方案的代碼， 所生成的動態(tài)連接庫可以被系統(tǒng)軟件識別和運行， 用戶可以在所生成的工程中調(diào)試這些代碼。2.2 測試電路原理圖通過查找資料分析綜合后采用如下電路原理圖圖 2測試原理圖其中 C1=1.03uF，C0=0.1uF2.3 測試參數(shù)分析根據(jù) LM7805 的器件參數(shù)文檔，需要器件的測試參數(shù)如

5、下圖3 所示。圖 1LM7805 電氣特性測量輸出電壓 Vo輸出電壓即為在一定條件下，LM7805 輸出端口的電壓值。在代碼中，利用GetVo 函數(shù)即可得到不同條件下的Vo 值。Word 文檔測量電源電壓調(diào)整率電源電壓調(diào)整率即為當輸入側(cè)電壓從允許輸入的最低值變化到規(guī)定的最大值時，輸出電壓的相對變化值占額定輸出電壓的百分比，一般不超過0.1%。在圖 2 中，通過測出的輸出電壓 Vo值，利用公式： res1 = fabs(Vo2-Vo1);regline =（res1 / 1.25） / (fabs(Vi2)-fabs(Vi1) ）*100;測量負載電壓調(diào)整率負載調(diào)整率來源于電源的輸出電壓因負載大

6、小的變化（空載到滿載），而電壓調(diào)整率來源于電源在滿載時，其輸出電壓因該電源的供電電壓波動引起的變化。三、實驗設(shè)備BC3199VC2005四、實驗步驟4.1 焊制電路板焊制后的電路板如下圖：圖 4實際電路Word 文檔4.2 建立 LM7805 測試程序BC3199 測試程序編寫采用C+語言對系統(tǒng)硬件行為進行描述。它采用了測試策略與數(shù)據(jù)分離的設(shè)計。 用戶可以通過測試程序編寫出所需要的全部或者基本測試參數(shù)，通過系統(tǒng)軟件界面修改或者輸入數(shù)據(jù)。用戶編寫的測試程序最終將生成 DLL動態(tài)庫，可以使用系統(tǒng)軟件調(diào)用這些測試程序。測試代碼見附錄4.3測試數(shù)據(jù)及結(jié)果加載以上測試程序，進入以下測試界面。在連測狀態(tài)下

7、，BC3199 測試系統(tǒng)可對測試結(jié)果進行數(shù)據(jù)統(tǒng)計并生成報表。經(jīng)測試，得到某批次 LM7805 測試數(shù)據(jù)結(jié)果報表見表 1。序號Vo (V )Vo 7VVo 20VVo 5mAVo 1ARegline1Regline2Regload1Regload2(V )(V )(V )(V )(mV )(mV )(mV )(mV )15.01225.01345.00895.01375.01166.951.524.881.8325.01245.01355.00895.01395.01187.061.505.021.8035.01235.01355.00875.01375.01177.331.415.201.87

8、45.01205.01315.00815.01365.01167.501.375.861.7355.01195.01305.00785.01355.01157.491.235.991.6865.01165.01255.00745.01335.01137.471.296.331.6675.01145.01225.00705.01305.01107.361.276.321.6585.01125.01205.00685.01265.01087.401.396.231.6895.01105.01185.00665.01235.01067.451.386.301.72105.01145.01225.00

9、705.01305.01107.351.366.301.66表 1實驗測試數(shù)據(jù)圖 5 芯片手冊數(shù)據(jù)Word 文檔由實驗數(shù)據(jù)可知，當輸入條件為5.0mA<Io<1.0A, 7V<Vi<20V ，實驗測得的輸出電壓 Vo 在 5.00665.0139 V 圍，滿足標準數(shù)據(jù)的圍4.755.2V；Regline1 和Regline2 的值分別小于 7.50mV 和 1.52 mV ，遠小于標準給出的 100mV 和 50mV 的參考值；最后 Regload1 和 Regload2 測試值分別小于 6.33mV 和 1.87mV，也分別遠小于標準給出的 100mV 和 50mV

10、的參考值。五、實驗結(jié)論通過本次測試， 可以確定我們測得 LM7805 芯片的輸出電壓、 電源電壓調(diào)整率和負載電壓調(diào)整率三個參數(shù)要求的， 通過相應的電路、 步驟和測試原理可以再測試 LM7805 芯片其他的參數(shù)，最終判斷其是否為合格產(chǎn)品。附錄：#include "stdafx.h"#include "D:BC3199NEW-VeriTestATETestFilesStdTestConfig.h"ATE_TEST_ITEM_DECLARE(VO);/ 輸出電壓ATE_TEST_ITEM_DECLARE(Regline);/電源電壓調(diào)整率ATE_TEST_IT

11、EM_DECLARE(Regload);/ 負載電壓調(diào)整率void CreateTestItem(void)unsigned int ParameterID = 0;BEGIN(VO, 4.8, 5.2, "V", 4);VO.AddItemCondition("Output Meas(MAX)", V(5.00, "V"), "V");VO.AddItemCondition("Vi", V(10.00, "V"),"V");VO.AddItemCondi

12、tion("VClamp", V(8, "V"),"V");VO.AddItemCondition("Io", V(-500, "mA"),"mA");VO.AddItemCondition("IClamp", V(2000, "mA"),"mA");VO.AddItemCondition("VsOn_Delay", V(10.0000, "ms"), "ms&quo

13、t;);VO.AddItemCondition("DIV", V(200.0, "-"), "-", 0);VO.AddItemCondition("Num", V(100.0, "-"), "-", 0);MAKE(VO);Word 文檔BEGIN(Regline, 0, 100, "%/V", 2); Regline.AddItemCondition("Output Meas(MAX)", V(5.00, "V"

14、), "V");Regline.AddItemCondition("Vi1", V(7.0, "V"),"V");Regline.AddItemCondition("Vi2", V(25.00, "V"),"V");Regline.AddItemCondition("VClamp", V(8.00, "V"),"V");Regline.AddItemCondition("Io"

15、, V(-500, "mA"),"mA");Regline.AddItemCondition("IClamp", V(2000, "mA"),"mA");Regline.AddItemCondition("VsOn_Delay", V(10.0000, "ms"), "ms"); Regline.AddItemCondition("DIV", V(200.0, "-"), "-"

16、;, 0); Regline.AddItemCondition("Num", V(100.0, "-"), "-", 0);MAKE(Regline);BEGIN(Regload,0,100, "mV",2);Regload.AddItemCondition("Output Meas(MAX)", V(5.00, "V"), "V");Regload.AddItemCondition("Vi",V(10,"V"),&

17、quot;V");Regload.AddItemCondition("VClamp", V(8, "V"),"V");Regload.AddItemCondition("Io1", V(-5, "mA"),"mA");Regload.AddItemCondition("Io2", V(-1000, "mA"),"mA");Regload.AddItemCondition("IClamp"

18、, V(2000, "mA"),"mA");Regload.AddItemCondition("VsOn_Delay", V(10.0000, "ms"), "ms");Regload.AddItemCondition("DIV", V(200.0, "-"), "-", 0);Regload.AddItemCondition("Num", V(100.0, "-"), "-"

19、, 0);MAKE(Regload);BEGIN(IQ, 0, 8.0, "mA", 3);IQ.AddItemCondition("Output Meas (MAX)", V(10.00, "V"), "V");IQ.AddItemCondition("Vi", V(10.00, "V"),"V");IQ.AddItemCondition("VClamp", V(8, "V"),"V");IQ.

20、AddItemCondition("Io", V(0, "mA"),"mA");IQ.AddItemCondition("IClamp", V(1000, "mA"),"mA");IQ.AddItemCondition("VsOn_Delay", V(10.0000, "ms"), "ms");IQ.AddItemCondition("DIV", V(200, "-"), &q

21、uot;-", 0);IQ.AddItemCondition("Num", V(100.0, "-"), "-", 0);MAKE(IQ);BEGIN(deltaIQ_deltaI, 0.0, 0.5, "mA", 3);deltaIQ_deltaI.AddItemCondition("Output Meas (MAX)", V(10.00, "V"), "V");deltaIQ_deltaI.AddItemCondition("Vi&

22、quot;, V(10.00, "V"),"V");deltaIQ_deltaI.AddItemCondition("VClamp", V(8, "V"),"V");deltaIQ_deltaI.AddItemCondition("Io1", V(-5, "mA"),"mA");deltaIQ_deltaI.AddItemCondition("Io2", V(-1000, "mA"),"

23、mA");deltaIQ_deltaI.AddItemCondition("IClamp", V(1200, "mA"),"mA");deltaIQ_deltaI.AddItemCondition("VsOn_Delay", V(10.0000, "ms"), "ms"); deltaIQ_deltaI.AddItemCondition("DIV", V(200, "-"), "-", 0);Word 文檔

24、deltaIQ_deltaI.AddItemCondition("Num", V(100.0, "-"), "-", 0);MAKE(deltaIQ_deltaI);BEGIN(deltaIQ_deltaV , 0.0, 1.3, "mA", 3);deltaIQ_deltaV .AddItemCondition("Output Meas (MAX)", V(10.00, "V"), "V");deltaIQ_deltaV .AddItemConditio

25、n("Vi1", V(7.00, "V"),"V");deltaIQ_deltaV .AddItemCondition("Vi2", V(25.00, "V"),"V");deltaIQ_deltaV .AddItemCondition("VClamp", V(8, "V"),"V");deltaIQ_deltaV .AddItemCondition("Io", V(-500, "mA&

26、quot;),"mA");deltaIQ_deltaV .AddItemCondition("IClamp", V(1000, "mA"),"mA");deltaIQ_deltaV .AddItemCondition("VsOn_Delay", V(10.0000, "ms"), "ms"); deltaIQ_deltaV .AddItemCondition("DIV", V(200, "-"), "-&q

27、uot;, 0); deltaIQ_deltaV .AddItemCondition("Num", V(100.0, "-"), "-", 0); MAKE(deltaIQ_deltaV);BEGIN(VDrop, 0.0, 2.5, "V", 3);VDrop.AddItemCondition("Output Meas (MAX)", V(8.00, "V"), "V");VDrop.AddItemCondition("Vi_begin&quo

28、t;, V(10.00, "V"),"V");VDrop.AddItemCondition("Vi_end",V(6.00, "V"),"V");VDrop.AddItemCondition("VFail",V(4.75, "V"),"V");VDrop.AddItemCondition("Step",V(0.1,"V"),"V");VDrop.AddItemCondition

29、("VClamp", V(8, "V"),"V");VDrop.AddItemCondition("Io", V(-1000, "mA"),"mA");VDrop.AddItemCondition("IClamp", V(1500, "mA"),"mA");VDrop.AddItemCondition("VsOn_Delay", V(10.0000, "ms"), "

30、ms");VDrop.AddItemCondition("DIV", V(10.0, "-"), "-", 0);VDrop.AddItemCondition("Num", V(10.0, "-"), "-", 0);MAKE(VDrop);BEGIN(RR, 62, 100, "dB", 1);RR.AddItemCondition("Freq", V(100, "Hz"),"Hz")

31、;RR.AddItemCondition("VL", V(8, "V"),"V");RR.AddItemCondition("VH", V(18, "V"),"V");RR.AddItemCondition("VClamp", V(8, "V"),"V");RR.AddItemCondition("Io", V(-500, "mA"),"mA");RR.Ad

32、dItemCondition("IClamp", V(1500, "mA"),"mA");RR.AddItemCondition("ACMRange", V(2, "-"),"-",0);RR.AddItemCondition("VsOn_Delay", V(10.0000, "ms"), "ms");MAKE(RR);float GetVO(float V outMax, float Vi, float VClam

33、p, float Io, float IClamp, float VsOn_Delay, unsigned Word 文檔USING_RESULT(res);/所有繼電器關(guān)pDrv->OpenAllCBits();pDrv->Delay(5);/根據(jù)判據(jù)判斷量程if(V outMax < 2.00) pDrv->SetMeasureChannel(BMV0, VM_2V); else if(V outMax < 5.00) pDrv->SetMeasureChannel(BMV0, VM_5V); else if(V outMax < 10.00) p

34、Drv->SetMeasureChannel(BMV0, VM_10V); else if(V outMax < 20.00) pDrv->SetMeasureChannel(BMV0, VM_20V); else if(V outMax < 50.00) pDrv->SetMeasureChannel(BMV0, VM_50V);/輸入電壓設(shè)置, 判斷箝位量程PVI_CURRENT_RANGE irange = PVI20UA;if(IClamp < 0.02) irange = PVI20UA;else if(IClamp < 0.2) irang

35、e = PVI200UA;else if(IClamp < 2) irange = PVI2MA;else if(IClamp < 20) irange = PVI20MA;else if(IClamp < 200) irange = PVI200MA;else if(IClamp < 2000) irange = PVI2A;else if(IClamp < 10000) irange = PVI10A;pDrv->VIFV(APVI0, FPRG, Vi, PVIV_AUTO, IClamp, -IClamp, irange);/負載電流設(shè)置, 判斷箝位

36、量程PVI_VOLTAGE_RANGE vrange = PVI2V;if(VClamp < 2.00) vrange = PVI2V;else if(VClamp < 5.00) vrange = PVI5V;else if(VClamp < 20.00) vrange = PVI20V;else if(VClamp < 50.00) vrange = PVI50V;pDrv->VIFI(APVI1, FT3,Io, PVII_AUTO, VClamp, -VClamp, vrange);/接入輸入輸出濾波電容pDrv->SetCBits(pDrv->

37、;GetRelay(), pDrv->GetRelay(54, 55);pDrv->Delay(5);/打開輸出繼電器if(fabs(Io) > 0.00001)pDrv->EnableOut(APVI0);pDrv->Delay(10);pDrv->VIOn(APVI0);pDrv->Delay(10);pDrv->EnableOut(APVI1);pDrv->Delay(VsOn_Delay);Word 文檔/測量pDrv->SetTriggerTimer(VsOn_Delay);pDrv->V oltageMeausure(SITE1,TRIG, DIV, NUM);pDrv->SetCBits(pDrv->GetRelay(55), pDrv->GetRelay();pDrv->DisableOut(APVI1);pDrv->Delay(5);pDrv->VIOff(APVI0)