201000933 九、發明說明： 【發明所屬之技術領域】 本發明關於一種電源特性測試系統，特別是關於 可達自動化測試一待測裝置的電源特性的測試系統。；種 【先前技術】 所謂DC/DC轉換器（DC/Dc Converter)即是將古、 f轉換成不同電壓之直流電壓的—種交換式電源轉， 心著電子產業的進步，各樣的電子產品相繼問世轉^。 同的電子產品所需要的供應電壓往往也有所不“、、而不 而要藉助DC/DC轉換器提供直流電壓轉換 因此， 電子產品的用電需求。 7目的，以滿足 虽DC/DC轉換器被設計完成後， 性的測試方能進入量產階p， 進仃各樣電源特 測試DC/DC轉換而在料階段中’通常需要 器的輸入電壓鱼^ 各樣負載條件下，DC/DC轉換 ί 取得-二:變:=’、以進 ，件下，提供不同的輸人電壓 ^或在各樣的負載 器’以測試DC/DC轉換器㈣出、^DC/I)C轉換 而量測取㈣卿換器的出電 然而’傳統用來測試DC/v鐘 通常採用人工方式，亦=益電，性的方式，201000933 IX. Description of the Invention: [Technical Field] The present invention relates to a power supply characteristic test system, and more particularly to a test system capable of automatically testing a power supply characteristic of a device under test. [Prior Art] The so-called DC/DC converter (DC/Dc Converter) is a kind of switching power supply that converts ancient and f into DC voltages of different voltages, and advances in the electronics industry. Products have been introduced to turn ^. The supply voltage required by the same electronic product often does not have, and does not have to use DC/DC converter to provide DC voltage conversion. Therefore, the electricity demand of electronic products. 7 purpose to meet the DC/DC converter. After being designed, the sex test can enter the mass production stage p, and enter various power supply special test DC/DC conversions. In the material stage, the input voltage of the device is usually required. Under various load conditions, DC/DC Convert ί get - two: change: = ', to enter, under the pieces, provide different input voltage ^ or in various loaders 'to test DC / DC converter (four) out, ^ DC / I) C conversion The measurement takes (4) the output of the Qing converter. However, the traditional method used to test the DC/V clock is usually manual, also = power, sexual,
轉換器的電源輪入端，以 Λ、供應器連接於DC/DCThe power wheel of the converter is connected to the DC/DC by the Λ and the supplier.
轉換器的電源輪_ 帛貞載電阻連接於DC/DC 提供-所需“源供應器使其 在咖轉換器電源輸出== '然後，使_接 °波盗，用以量測電源輸出 201000933 端的直流電壓與波形，進而判斷DC/DC轉換器在此負載電 阻時的電源特性。如此，若是要測試其他輸入電壓或其他 負載電阻下的電源特性及效率，則必須再次使用人工方式 進行調整。 如此以人力操作的方式進行測試，明顯可知需要耗費 大量的時間，因此，如何縮減測試的時間並且節省人力， 讓測試效率達到最佳狀態，勢必為業者於未來所需探討及 解決的問題。 【發明内容】 有鑑於此，本發明提供一種電源特性測試系統 以在一預設環境溫度中，自動化測試一待測裝置的電源特 性，以達到省時、節省人力資源的目的，同時，可以確保 待測裝置在設計階段符合各項電源特性的要求。 本發明的電源特性測試系統包括有一電腦、一通訊介 面、-直流電源供應器、-電子負载供應器、—示波器及 -加熱裝置。其中，電腦提供有—第—控制信號、一第二 控制#號、-第三控制信號及—第四控制信號。第一控制 信號透過通tfl介面傳送到直流電源供應器，直流電源供應 器^據第-控制信號的控制，以提供—直流輸人電壓至待 = = 輸入端：另外’第二控制信號透過通訊介面 二㈣’奸貞載供應器根據第二控制信 kj^提供—虛擬負載至待測裝置的電源輸出端。 出端波該接於待縣置的電源輸人端與電源輪 '、又工於該第二控制信號， 輸出電源特性二輸，寺性錄 皮形及輸入/輪出電源特性的暫態響 201000933 應，並且，將輸入電源特性值/波形 „/輪出電源特性的暫態響應透過通訊介^值/波 ⑽透過通訊介面傳送到加熱裝置，電 ί根據細綱的㈣，咖—魏溫度給 如此，操作者可以藉由操作本 統，以在各樣預設的環境溫度t性，系 ，的自動量測。操作者可以操作㈣以控源、特 态、電子負载供應器及加熱裝 八 "L電/原供應 二直流輸入電壓、虚擬負载溫度:二=挪所需 用示波器取得待測裝置的輸入電源特性值於並利 源特性值/波形及輸入/輸出電源特性的暫二與= 入電源特性值/波形舆輸出電源特性值再將輪 電源特性的暫態響應送回電腦，及輸入/輸出 自動量測待測裝置電源特性的目的。1者確适，達到 以上的概述與接下來的詳細說明 二=本::::r利範圍；== 【實施=咖—閣述。 2的電源特性’以協助料者可以正確②、 設計出所需的電源規格。其中 ^時、^人力的 器（_，，制裝置2 練f壓 源輸出端_。前述中，電源特性包含有電"^、 201000933 率等電源特性。 復參考第一圖，電源特性測試系統1包括有一電腦 10、一通訊介面12、一直流電源供應器14、一電子負載供 應器18、一示波器16及一加熱裝置19。其中，操作者可 以藉由操作電腦10以輸出一第一控制信號S1、一第二控 制信號S2、一第三控制信號S3及一第四控制信號S4。另 外，電腦10通過通訊介面12同時耦接於直流電源供應器 14、電子負載供應器18、示波器16及加熱裝置19,其中， 通訊介面12可以為一 GP10介面、一 RS232介面或TCP/IP 通訊協定。 復參考第一圖，電腦10輸出的第一控制信號S1透過 通訊介面12傳送到直流電源供應器14,而直流電源供應 器14根據第一控制信號S1的控制，以提供一直流輸入電 壓Vin至待測裝置2的電源輸入端in。另外，電腦10輸 出的第二控制信號S2透過通訊介面12傳送到電子負載供 應器18，而電子負載供應器18根據第二控制信號S2的控 I 制，以提供一虛擬負載Load至待測裝置2的電源輸出端The converter's power wheel _ load resistor is connected to the DC/DC supply - the required "source supply to make it in the coffee converter power output == 'then, so that _ _ _ wave thief, used to measure the power output 201000933 The DC voltage and waveform of the terminal determine the power supply characteristics of the DC/DC converter at this load resistance. Therefore, if the power supply characteristics and efficiency of other input voltages or other load resistors are to be tested, the manual adjustment must be performed again. Such a test in a human-operated manner obviously shows that it takes a lot of time. Therefore, how to reduce the test time and save manpower, and let the test efficiency reach the optimal state, is bound to be a problem that the industry needs to explore and solve in the future. SUMMARY OF THE INVENTION In view of this, the present invention provides a power supply characteristic test system for automatically testing a power supply characteristic of a device under test in a preset ambient temperature to save time and save human resources, and at the same time, ensure that The measuring device meets the requirements of various power supply characteristics at the design stage. The power supply characteristic test system package of the present invention There is a computer, a communication interface, a DC power supply, an electronic load supply, an oscilloscope, and a heating device. The computer provides a - control signal, a second control #, and a third control signal. - a fourth control signal. The first control signal is transmitted to the DC power supply through the tfl interface, and the DC power supply is controlled by the first control signal to provide - DC input voltage to be == input: another ' The second control signal is transmitted through the communication interface 2 (4) 'the essay carrier according to the second control signal kj^-the virtual load to the power output end of the device to be tested. The output wave is connected to the power input end of the county. The power wheel', and the second control signal, the output power characteristic is two, the transient state of the temple type and the input/round power characteristics is 201000933, and the input power characteristic value/waveform „/round The transient response of the power supply characteristic is transmitted to the heating device through the communication interface/wave (10) through the communication interface, and the operator can operate the system according to the detailed (4), coffee-wei temperature. T at every predetermined resistance to ambient temperature, line, automatic measurement. The operator can operate (4) to control the source, special state, electronic load supply and heating device eight " L electricity / original supply two DC input voltage, virtual load temperature: two = need to use the oscilloscope to obtain the input power of the device under test The characteristic value is the sum of the characteristic value/waveform and the input/output power supply characteristic = the input power characteristic value/waveform, the output power characteristic value, and the transient response of the wheel power characteristic is sent back to the computer, and the input/output is automatically The purpose of measuring the power characteristics of the device under test. 1 is indeed appropriate, to achieve the above overview and the following detailed description 2 = this:::: r profit range; == [implementation = coffee - cabinet. The power characteristics of 2 can be used to assist the user to design the required power supply specifications. Among them, ^, ^ manpower device (_,, device 2 practice f source output terminal _. In the foregoing, the power supply characteristics include power "^, 201000933 rate and other power supply characteristics. Refer to the first figure, power supply characteristics test The system 1 includes a computer 10, a communication interface 12, a DC power supply 14, an electronic load supply 18, an oscilloscope 16, and a heating device 19. The operator can output a first by operating the computer 10. The control signal S1, a second control signal S2, a third control signal S3, and a fourth control signal S4. In addition, the computer 10 is simultaneously coupled to the DC power supply 14, the electronic load supply 18, and the oscilloscope through the communication interface 12. 16 and heating device 19, wherein the communication interface 12 can be a GP10 interface, an RS232 interface or a TCP/IP communication protocol. Referring to the first figure, the first control signal S1 output by the computer 10 is transmitted to the DC power through the communication interface 12. The supplier 14 and the DC power supply 14 are controlled according to the first control signal S1 to provide a DC input voltage Vin to the power input terminal in of the device under test 2. In addition, the output of the computer 10 The second control signal S2 is transmitted to the electronic load supplier 18 through the communication interface 12, and the electronic load supply 18 is controlled according to the second control signal S2 to provide a virtual load to the power output of the device under test 2.
V out ° 復參考第一圖，示波器16耦接於待測裝置2的電源 輸入端in與電源輸出端out，係受控於該第三控制信號 S3，以從待測裝置2的電源輸入端in與電源輸出端out 量測取得一輸入電源特性值/波形data 1與一輸出電源特 性值/波形data 2，並且，將輸入電源特性值/波形data 1 與輸出電源特性值/波形data 2透過通訊介面12送至電腦 10。另外，電腦10輸出的第四控制信號S4透過通訊介面 12傳送到加熱裝置19，而加熱裝置19根據第四控制信號 201000933 S4的控制’吨供―環境溫度 熱裝容器，密閉^^中，加 米者u由操作電源特性 即可以在—預設的環境溫度中，自動電腦10 的電源特性及效率’以確保待測裝置置2各項 中仍然可以正常的工作。前述中，可二度 負載條件下，自動提佴;;5； n 隹二载或在各樣的 給待測裝置 f 電流广ut ·變：’進而計算得到待測裝 ；V out ° Referring to the first figure, the oscilloscope 16 is coupled to the power input end in and the power output end of the device under test 2, and is controlled by the third control signal S3 to be powered from the power input of the device 2 to be tested. And the power output terminal out measure an input power characteristic value / waveform data 1 and an output power characteristic value / waveform data 2, and pass the input power characteristic value / waveform data 1 and the output power characteristic value / waveform data 2 The communication interface 12 is sent to the computer 10. In addition, the fourth control signal S4 outputted by the computer 10 is transmitted to the heating device 19 through the communication interface 12, and the heating device 19 is controlled according to the fourth control signal 201000933 S4, and the environmental temperature hot-packing container is sealed and sealed. By operating the power supply characteristics, the power characteristics and efficiency of the computer 10 can be automatically maintained in the preset ambient temperature to ensure that the device under test can still work normally. In the foregoing, the load can be automatically extracted under the condition of two-degree load; 5; n 隹 two-load or in each of the devices to be tested f current ut · change: 'and then calculate the device to be tested;
Pin二Vinx Ιιη與輪出功率p 入功率 功率Pin與輸出功率 U X 〇Ut’再根據輸入 相t/Pin。力羊⑹t可以計算得到轉換效率” 流程=3先請二圖為本發明的測試 ㈣1Q設1纟1=11者§特性職系統1中的 置19的Μ結ΐ 參實驗錄包括了加熱裝 帝工名二又:數、直流電源供應器14的供應電壓表數、 =接:器18的負載電壓參數及示波器16的調整參 透過通訊介面12從前述實驗參數 ㈣16雷^數Μ細傳制直流電源供應器14、示 二載供應器18及加熱裝置19，以對待測裝 置2，盯電源特性及效率的量測（Sl2)。然後，、 回傳參數至電腦1Q，電腦1〇根據回傳的參數，計算°出待 電源效率與暫態響應（si4)。接下來，判斷所 有，貫驗參數是否都已執行完成（S16)，如果是，則結束 中，如果否，則電腦10將下-組參數設 疋值#直流電源供應器14、示波器16、電子負載供應器 201000933 置19爾物待嘴㈣行電源特性及 综上所述’操作者可兹 試系統模擬出各樣預設的環作^明的電源特性測 的環境溫度中’對待測裝置進“源特擬出來 ί:能:常工作的環境溫度範圍里:避Ϊ f 腦:控:=應:作者可以操作電 使其分別提供量測所需的m ί壓Ί=熱裝置’ 溫度給待測裝置，並示波及環境 與輸出電源特性值/波==== 提及輸入/輸出電源特性的暫態響應送回電腦「以 :者確認’達到自動量測待測裝置電源特性的目的。 發明之特 範圍可輕易思— 【圖式簡單說明】 第:圖為本發明為電源特性測試系統的架構示音 圖；及 〜 第二圖為本發明的測試流程示意圖。 【主要元件符號說明】 電源特性測試系統1 電腦10 10 201000933 通訊介面12 直流電源供應器14 示波器16 電子負載供應器18 加熱裝置19 第一控制信號S1 第二控制信號S2 第三控制信號S3 第四控制信號S4 電源輸入端in 電源輸出端out 直流輸入電壓Vin 虛擬負載Load 輸入電源特性值/波形data 1 輸出電源特性值/波形data 2 待測裝置2 11Pin two Vinx Ιιη and wheel power p input power Pin and output power U X 〇Ut' according to the input phase t/Pin. Li Yang (6)t can calculate the conversion efficiency" Process = 3 first please two maps for the test of the invention (four) 1Q set 1 纟 1 = 11 § feature system 1 set of 19 Μ ΐ 参 实验 实验 实验 参 参 参 参The second name of the work: number, the supply voltage table of the DC power supply 14, the load voltage parameter of the device 18, and the adjustment parameter of the oscilloscope 16 through the communication interface 12 from the aforementioned experimental parameters (four) 16 lightning number fine transmission DC The power supply 14, the two-carrier supply 18 and the heating device 19 are used to measure the power supply characteristics and efficiency of the device 2 to be tested (S12). Then, the parameters are returned to the computer 1Q, and the computer 1 The parameters are calculated as the power efficiency and transient response (si4). Next, it is judged whether all the parameters have been executed (S16), and if so, the end, if not, the computer 10 will be down. - Group parameter setting # value #DC power supply 14, oscilloscope 16, electronic load supply 201000933 set 19 things waiting for the mouth (four) line power characteristics and in summary the 'operator can test system to simulate a variety of presets Ambient temperature measured by the power supply characteristics of the ring 'The device to be tested is specially sourced out ί: Can: Ambient temperature range: Ϊ Ϊ f Brain: Control: = should: The author can operate the electricity to provide the required m measurement pressure = Thermal device 'temperature to the device under test, and oscilloscope and environment and output power characteristic value / wave ==== Transient response to the input / output power characteristics is returned to the computer "to confirm: 'automatic measurement to be tested The purpose of the power supply characteristics of the device. The special scope of the invention can be easily considered - [Simplified description of the drawings] The following figure shows the architecture of the power supply characteristic test system of the present invention; and the second figure is a schematic diagram of the test flow of the present invention. [Main component symbol description] Power supply characteristic test system 1 Computer 10 10 201000933 Communication interface 12 DC power supply 14 Oscilloscope 16 Electronic load supply 18 Heating device 19 First control signal S1 Second control signal S2 Third control signal S3 Fourth Control signal S4 Power input terminal in Power output terminal out DC input voltage Vin virtual load Load Input power characteristic value / waveform data 1 Output power characteristic value / waveform data 2 Device under test 2 11