詳細信息
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2.4*7微型保險絲座規格書！
1.規格型號和安規認證
MODEL NUMBER AND SAFETY CERTIFICATION
1-1 品名規格：系列號+額定電流+額定電壓+認證符號
Model Number: Part Number+Rated Current+Rated Voltage+Approvals.
例子[example]:
275/251/471 1.5A 125V 1)系列號 Part Number
2)額定電流 Rated Current
1） 2） 3） 3)額定電壓 Rated Voltage
1-2 額定電流和額定電壓
Rated Current And Voltage
額定電流： 100mA~12A
Rated Current: 100 mA~12A
額定電壓;125V/250V AC
Rated Voltage:125V/250V AC
1-3標示Marking
保險絲上需有下列標示
The fuse shall have the following marking:
規格：特性符號+額定電流+額定電壓
Specification:Characteristic Symbol+Rated Voltage
100mA~800mA : _mA 1A~12A:_A
Trade mark:The Manufacture’s Logo+Part Number+Approvals
100mA~12A:
注意：對標示字樣大小沒有規定
Note:Size of the markings have not be specified.
2.適用範圍
SCOPE
適用於一般電子設備。Used in electronic equipment.
3.工程圖和結構
OUTLINE DRAWING AND STRUCTURE
3-1 工程圖（單位：mm）
Outline Drawing and Dimensions(Unit:mm)
3-2結構
Structure
編號 No. | 元件 Component | 材質 Material | 數量 Quantity |
(1) | 熔絲 Wire | 合金 Alloy | 1 |
(2) | 銅帽 Cap | 黃銅鍍鎳 Brass with mickel plated | 2 |
(3) | 本體 Body | 陶瓷管/膠料 Ceramic Tube/Plastic | 1 |
(4) | 引線 Lead | 鍍錫銅線 Tinned Copper wire | 2 |
4.外觀及形狀
APPEARANCES AND CONFIGURATION
4-1外觀：外觀不應有顯著的污點、鐵銹或者裂紋
Appearances:There shall not be any remaekable stain,rust or crack on the appearances.
4-2形狀：軸向引腳的超小型保險絲
Configuration:Axial Leaded Micro-Fuse.
5.物理特性
PHYSICAL CHARACTERISTIC
5-1 拉力測試
Tensile test
沿端子的軸向施加10N的拉力，持續1分鐘。
Keep pulling the cap of the fuse with 10N at axial direction for 1 min.
6.電氣特性
ELECTRICAL CHARACTERISTICS
% of Ampere Rating | Ampere Rating | Opening Time |
100% | 62mA - 15A | 4 Hours, Min. |
200% | 62mA - 7A | 1 Second, Max |
10A | 3 Seconds, Max. | |
12 - 15A | 10 Seconds, Max. | |
275% | 500Ma~ 10A | 300 msecs., Max. |
400% | 500mA~ 10A | 30 msecs., Max. |
1000% | 500mA~ 10A | 4 msecs., Max. |
7.環境特性
ENVIRONMENTAL SPECIFICATION
7-1 操作溫度範圍：-25℃~60℃
Operating Temperature: -25℃~60℃
7-2 保存條件
Storage Conditions
溫度：+10℃~60℃
Temperature: +10℃~60℃
在相對濕度≤75%下平均可存放3年
On average, It can be stored below the relative humidity or 75% for 3 years.
在非露天下，相對濕度為95%下最多可存放30天。
Without dew, It can be kept under humidity of 95% for 30 days.
8.焊接條件
SOLDERING PAAMETERS
8-1波峰焊
Wave Solder
焊接溫度：260±5℃
Soldering Temperature:260±5℃
焊接時間：4 Sec. Max.
Soldering Time:4 Sec.Max.
8-2手工焊錫
Manual Solder
焊接溫度：350±5℃
Soldering Temperature: 350±5℃
焊接時間：3 Sec. Max.
Soldering Time: 3 Sec. Max.
9.其他使用注意事項
OTHER NOTICE IN USING
如果需在保險絲上加熱縮套管，烘烤溫度與時間需參照以下規定
If heat shrink tubing was needed,the roast temperature and time should be refer to the following.
設定烘烤溫度：不大於150℃ 烘烤時間：50s Max.
The temperature should be sel under 150℃,roast time:50s Max.