3.5mm耳机插座
耳机插孔 3.5mm Phone Jack 耳机插座
2016-10-11 22:00:33
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Description
We are professional manufacturer of Phone Jack and Stereo Jack, in addition, we also offer Phone Socket with excellent quality. 
 
Specification
Electrical Requirements
  1. Dielectric Strength : The socket shall withstand without failure, a potential of 500 volts r.m.s. 50/60 Hz applied between mutually insulated metal parts for one minute

  2. Insulation Resistance :Insulation resistance between insulated metal parts shall be 100 Megohm or more at initial and 50 Megohm or more after cold test, hot test, and humidity test when measured with a 500 volts D.C. insulation resistance meter.

  3. Contact Resistance : Contact resistance shall be less than 50 Milliohms at initial and 100 Milliohms after life test between a terminal of the socket and that of the mating plug; less than 30 Milliohms at initial and 60 Milliohms after life test between terminal of the socket in a closed circuited, when measured at a current of less than 100 Milliampere 1 KHz. The mating plug used shall be cleaned and free from oxidation film of the surface.

Mechanical Requirement
  1. Insertion and Withdrawal Force : The insertion force and withdrawal force shall be 0.3 - 3 kgs at initial and 0.1- 2 kgs after life test with the gauge plug.

  2. Terminal Strength : The terminal shall be capable of withstanding a force of 500 Gram applied in any directions for 10 second without loosing and breakdown

 
Features
The Mating plug shall be in 3.5mm diameter.
 
Material
Shunt Springs : Brass, Tin plated  Tip Spring : Copper Alloy, Tin plated  Ring Spring : Copper Alloy, Tin plated  Ground Terminal : Copper Alloy, Tin plated  Switch Terminal : Brass, Silver plated  Plastic Housing : PBT
 
描述
 
我们是专业的生产和立体声插口制造商,此外,我们还提供优质的电话插座。
 
规范
 
电气要求
介电强度:插座应承受无故障,电压500伏特。 50/60 Hz在相互绝缘的金属部件之间施加一分钟
 
绝缘电阻:绝缘金属部件之间的绝缘电阻在初始时应为100兆欧以上,而在用500伏直流绝缘电阻表测量时,在冷试验,热试验和湿度试验后,绝缘电阻应为50兆欧以上。
 
接触电阻:在插座的端子和配合插头的端子之间,接触电阻在初始时小于50毫欧,在寿命测试后小于100毫欧;当在小于100毫安1KHz的电流下测量时,在闭合电路中的插座的端子之间,在初始时小于30毫欧姆和在寿命测试之后为60毫欧姆。所使用的配套插头应清洁,并且表面无氧化膜。
 
 
机械要求
插入和拔出力:插入力和拔出力在初始时为0.3-3kgs,在使用规格插头的寿命测试后为0.1-2kgs。
 
端子强度:端子应能承受任何方向施加500克的力,持续10秒,而不会松动和断裂
 
 
特征
 
配合插头应为3.5mm直径。
 
材料
 
分流弹簧:黄铜,镀锡
尖端弹簧:铜合金,镀锡
环形弹簧:铜合金,镀锡
接地端子:铜合金,镀锡
开关端子:黄铜,镀银
塑料外壳:PBT