1. 適用范圍Scope of Application

 本產品適用于各種電子電路中起過電流保護作用。

 This product is suitable for various kinds of electronic machines to work for over current protection.

  

 2. 相關標準及認證Relevant Standards and Certification

 2.1執行標準Standard: UL248-1、UL248-14

 2.2認證Certification

  

                                         

認證                Certification	認證范圍                Scope of Certification	證書編號                Certification No.
UL	50Ma~7A	E340427

  

 3. 結構尺寸及原材料明細Structure Size and Material Detail

    3.1 結構尺寸Structure Size (unit: mm)

  

 3.2 原材料明細Material Detail、

  

                                                      

編號 No.	零件名稱Part Name	材質Material
①	端帽End cap	黃銅表面鍍金Gold plated brass
②	陶瓷管 Ceramic tube	陶瓷 Ceramic
③	熔絲 Fuse element	合金線Alloy

             

                                         

	PRODUCT                 SPECIFICATION	EDITION NO.	A/1
FILE NO.	LS/C-005-34
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 4. 標示Mark

 4.1保險絲上需有下列標示:  The fuse shall have the following marking：         

 標志  logo

 額定電流 Ampere rating  2.5A

  

 5. 電氣特性Electrical Characteristics

 5.1實驗條件: 所有測試環境溫度為25±5℃。

 Test Condition: All electrical characteristics tests are conducted at an ambient temperature of 25±5℃.

 5.2時間-電流特性

 Time-Current Characteristics

  

                                          

額定電流的%  % of ampere rating	熔斷時間  Opening time
100%	4 hours Min
200%	1s~60 s
800%	20 ms~100 ms

  

 5.3額定分斷能力：

    Interrupting Rating:

       50 Amperes at 125 V /250 V  AC (100mA ~7A)

       50 Amperes at 125V DC (100mA ~7A)

  

 6. 環境特性Environmental Characteristics

 6.1使用溫度范圍Operating Temperature

 -40℃~125℃。

 6.2保存條件Storage Conditions

 相對濕度≤75%，可以存放3年。 

       Relative humidity≤75%, store 3 years.

  

 7. 可靠性試驗Reliability Test

    7.1冷熱沖擊試驗Thermal Shock Test

       MIL-STD-202G, Method 107G。

  

 7.2防潮濕試驗Moisture Resistance Test

       MIL-STD-202G, Method 106G。

    7.3振動試驗Vibration Test

       MIL-STD-202G, Method 201A。

    7.4可焊性試驗Solderability Test

       MIL-STD-202G, Method 208H, IEC60127-2, IEC60068-2。

 

                                         

	PRODUCT                SPECIFICATION	EDITION NO.	A/1
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.	PRODUCT                SPECIFICATION	EDITION NO.	A/1
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 9. 焊錫參數Soldering Parameters

 9.1 回流焊Reflow Slodering

 9.1.1 溫度Temperature  260℃                 

 9.1.2 時間Time        ≤10 seconds         

 9.1.3 最大可以承受三次回流焊  

 Capable for three times reflow

 9.2 波峰焊Wave Soldering

     9.2.1 溫度Temperature  260℃                 

     9.2.2 時間Time        ≤10 seconds    

    9.3 手工焊錫Hand Soldering

        9.3.1 溫度Temperature  380℃ 

 9.3.2 時間Time        ≤3 seconds

  

 10. 包裝Packing

 10.1自動機器包裝1000PCS/卷。Automaton taped 1000PCS per reel.

  10.2包裝尺寸Packing Size（unit: mm）

 

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