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KSD-DSCT-7-07M

KSD-DSCT-7-07M

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DIN插头技术特性要求：
1.使用条件：
环境温度：-25~70°
相对湿度：95%(40°)
2.额定负荷：2A 100V AC
3.接触电阻：<30mΩ
4.绝缘电阻：>100MΩ
5.耐压：500VAC(50Hz)1min
6.插拔力：40-100N
7.寿命：5000次
8.品牌：科斯达开关KSDKG
9.产地：中国东莞


1.定义
DIN 插头（Deutsches Institut für Normung plug）即德国标准化学会插头，是一种在欧洲广泛使用的电气连接器。它是按照德国工业标准（DIN）制造的，主要用于连接各种电子设备，如音频设备、计算机周边设备等。

2.外观结构
DIN 插头通常呈圆形，有多种不同的针脚配置，常见的有 3 针、5 针、7 针等。以最常见的 5 针 DIN 插头为例，它的外观就像一个带有 5 个金属针脚的圆柱体。这些针脚在插头内部呈圆形排列，针脚之间有一定的间距，用于确保信号传输的准确性，避免短路。
插头的外壳一般是由塑料或金属制成，塑料外壳比较轻便，而金属外壳具有更好的屏蔽性能，可以减少外界电磁干扰对信号传输的影响。外壳通常会有一些标记或卡槽，用于正确地插入和定位到对应的插座中。

3.信号传输原理
根据不同的针脚配置，DIN 插头可以传输多种类型的信号。例如，在音频设备中，它可以传输音频信号（包括左声道、右声道）、接地信号等。不同的针脚被分配了不同的功能，通过与插座内对应的线路连接，实现信号从一个设备到另一个设备的传输。
以一个简单的 3 针 DIN 音频插头为例，其中一针可能用于传输左声道音频信号，一针用于传输右声道音频信号，还有一针用于接地，以保证信号传输过程中的稳定性和安全性，避免信号受到外界干扰或设备漏电等情况的影响。

4.应用场景
音频领域：在老式的电子管收音机、音频功率放大器等设备中，DIN 插头被广泛用于连接音频源和功放设备。它可以方便地实现音频信号的传输，而且其圆形的设计使得插头和插座的连接比较牢固，减少了因意外拉扯而导致连接中断的情况。

计算机周边：一些早期的计算机外部设备，如老式的键盘和鼠标，也会使用 DIN 插头来进行连接。通过特定针脚的配置，实现数据和控制信号的传输，从而让用户能够操作计算机。不过，随着技术的发展，如 USB 接口等更方便的接口逐渐取代了 DIN 插头在计算机周边设备中的应用。

乐器设备：在电子乐器领域，DIN 插头也有应用。例如，用于连接电子琴、合成器等乐器与音箱或其他音频处理设备，传输乐器发出的音频信号，以实现声音的放大和处理。



Technical requirements for DIN plug:
1. Usage conditions:
Environmental temperature: -25~70 ° C
Relative humidity: 95% (40 ° C)
2. Rated load: 2A 100V AC
3. Contact resistance:<30m Ω
4. Insulation resistance:>100M Ω
5. Voltage resistance: 500VAC (50Hz) for 1 minute
6. Insertion and extraction force: 40-100N
7. Lifespan: 5000 cycles
8. Brand: Coaster Switch KSDKG
9. Origin: Dongguan, China


1. Definition
DIN plug (Deutsches Institution f ü r Normung plug), also known as the German Institute for Standardization plug, is an electrical connector widely used in Europe. It is manufactured according to German Industrial Standards (DIN) and is mainly used to connect various electronic devices, such as audio equipment, computer peripherals, etc.

2. Appearance structure
DIN plugs are usually circular in shape and come in various pin configurations, commonly including 3-pin, 5-pin, 7-pin, etc. Taking the most common 5-pin DIN plug as an example, its appearance resembles a cylinder with 5 metal pins. These pins are arranged in a circular pattern inside the plug, with a certain distance between them, to ensure the accuracy of signal transmission and avoid short circuits.
The casing of a plug is usually made of plastic or metal. Plastic casing is relatively lightweight, while metal casing has better shielding performance, which can reduce the impact of external electromagnetic interference on signal transmission. The casing usually has some markings or slots for correct insertion and positioning into the corresponding socket.

3. Signal transmission principle
According to different pin configurations, DIN plugs can transmit various types of signals. For example, in audio devices, it can transmit audio signals (including left and right channels), ground signals, etc. Different pins are assigned different functions, and signals are transmitted from one device to another by connecting to the corresponding lines inside the socket.
Taking a simple 3-pin DIN audio plug as an example, one pin may be used to transmit left channel audio signals, one pin may be used to transmit right channel audio signals, and the other pin may be used for grounding to ensure stability and safety during signal transmission, avoiding the influence of external interference or equipment leakage.

4. Application scenarios
In the field of audio, DIN plugs are widely used to connect audio sources and amplifier devices in old-fashioned electronic tube radios, audio power amplifiers, and other equipment. It can facilitate the transmission of audio signals, and its circular design makes the connection between the plug and socket more secure, reducing the situation of connection interruption caused by accidental pulling.

Computer peripherals: Some early computer peripherals, such as old-fashioned keyboards and mice, also used DIN plugs for connection. By configuring specific pins, data and control signals can be transmitted, allowing users to operate the computer. However, with the development of technology, more convenient interfaces such as USB have gradually replaced DIN plugs in the application of computer peripherals.

Musical instrument equipment: DIN plugs are also used in the field of electronic musical instruments. For example, it is used to connect electronic keyboards, synthesizers, and other musical instruments with speakers or other audio processing devices, transmitting audio signals emitted by the instruments to achieve sound amplification and processing.

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