Datasheet RM07D471KC1IE100 (Dersonic) - 10

編號DOC NO.: DEC-SA-WI007 版本REV.: B/1 壓敏電阻器規格承認書 日期DATE: 2021/6/17 APPROVAL SPECIFICATION FOR VARISTORS 頁碼PAGE: 9 / 15 7. 測量與試驗 MEASUREMENT AND TESTING 如無特殊需要，壓敏電阻器應在下列环境條件下进行試驗： If there is no special need, varistor measurement and testing should be conducted under the following environmental conditions: 溫度 相對濕度 大氣壓力: Temperature Relative humidity Atmospheric pressure: 25ºC±5ºC 30%～70% 86kpa～106kpa 序號 檢驗項目 要求 試驗方法 No. Item Specification Testing method 外觀形狀沒有明顯的缺點，尺寸在標准 壓敏電阻器必須用目視檢查其明顯的缺點。 外觀與尺寸 範圍內。 The varistors should be visually inspected for evidence 1 Appearance No marked defect on appearance form of defect. And dimension and dimensions are within specified 尺寸用遊標卡尺測量。 range. Dimensions should be measured with slide calipers. 標誌 清晰易於識別。 目視檢查。 2 Marking To be easily legible. The capacitor should be visually inspected. 使用波形為8/20μs的標稱脈衝電流施加在壓敏電阻器引出端 上，同时測試抑制電壓的峰值。 抑制電壓 滿足額定值 3 A nominal pulse current of 8/20μs waveform was applied Clamping voltage To meet the specified value. to the varistor terminals and the clamping voltage peak was tested. 將壓敏電阻器固定在無銹蝕的夾具上，按“規格表”規定的條 件进行測試壓敏電阻器引出端的電壓。 壓敏電壓 在誤差範圍內。 The varistor is fixed on the fixture without rust, and 4 Varistor voltage Within specified tolerance. the voltage of the varistor terminal is tested according to the conditions specified in the "Data sheet". 在標准大氣條件下，使用1kHz、1V的條件进行測量。 電容量 滿足額定值 5 Measurement at 1kHz, 1V under standard atmospheric Capacitance To meet the specified value. conditions 在25ºC时施加75%的最大連續直流電壓，測量其漏電流。 漏電流 滿足額定值 6 Apply a maximum continuous dc voltage of 75% to the Leakage current To meet the specified value. varistor at 25ºC and measure its leakage current. 在8/20μs波形下，對壓敏電阻器施加10次重複脈衝電流，每個 重複脈衝 試驗過程中壓敏電阻器應無擊穿、閃 方向衝擊各5次，相鄰兩次衝擊的間隔為90s。 電流 絡，外觀不應有任何機械損傷 Under 8/20μs waveform, the varistor was subjected to Repetitiv The varistor should have no 電流衝擊 10 times of repetitive pulse current, and the impulses e pulse breakdown or flashover during the 穩定性 was 5 times in each direction. The interval between two current test, and the appearance should not 7 Impulse have any mechanical damage adjacent impulses was 90 s. testing 方波電流 衝擊後，應在常溫下恢復2h，測量壓敏 對壓敏電阻器施加1次方波電流衝擊(2ms或者10/1000μs)的衝 stability Square 電壓，其值相對於初始值的變化率應小 擊，方向任意。 wave 於10% The varistor is subjected to a square wave current current After the impulse, it should be impulse (2ms or 10/1000μs), in any direction. stored at room temperature for 2 hours. Measure the varistor 在8/20μs波形下，對壓敏電阻器施加1次最大脈衝電流衝擊， 最大脈衝電流 voltage. The rate of change should 方向任意。 8 Max pulse current be less than 10% of the initial Under 8/20μs waveform, the varistor is subjected to a value. max pulse current impulse, in any direction. 首先，將壓敏電阻器的端子擰在一起，然後將金屬箔包住壓敏 電阻器离端子3-4mm的本體，接著將壓敏電阻器插入盛著直徑為 試驗過程中壓敏電阻器無擊穿、電弧、 1mm的金屬球的容器中，最後施加2500V的電壓60秒種。 閃絡等現象，外觀不應有任何機械損傷 First, the terminals of the varistor should be The varistor should have no 耐電壓 connected together. Then, a metal foil should be 9 breakdown, arcing or flashover Withstand voltage closely wrapped around the body of the varistor to the during the test, and the appearance distance of about 3 to 4mm from each terminal. Then, should not have any mechanical the varistor should be inserted into a container filled damage. with metal balls of about 1mm diameter. Finally, 2500v voltage is applied for 60 sec. Between the varisor lead wires and metal balls.