PRODUCT SOLUTIONS
PHONE JACK
classification:
keywords： PHONE JACK
SUMMARY
Operating temperature range: (-20~70)°C
Rated load: DC 30V 1A
Contact resistance: ≤0.03Ω
Insulation resistance: ≥100MΩ
Withstanding voltage: AC 500V(50Hz)/min
Insertion and extraction force: (5~25)N
Lifespan: 5000 times
Email:
Detailed
Phone Jack, or headphone jack, is an audio interface widely used in electronic devices. It provides users with a convenient way to connect headphones, earbuds or other audio output devices to achieve a private audio listening experience. Although with the development of wireless technology, devices such as Bluetooth headsets have become increasingly popular, Phone Jack still occupies an important position in many devices.
Phone Jack usually consists of a round jack and internal metal contacts. The outer shell of the jack is generally made of metal or high-strength plastic to provide a certain mechanical strength and durability. The internal metal contact is responsible for electrical connection with the corresponding part of the plug to transmit the audio signal to the connected audio device.
Inside the jack, there are multiple contact points with different functions. For example, there are contact points responsible for transmitting left channel audio signals, right channel audio signals and grounding. Some Phone Jacks may also have additional functions, such as supporting microphone input, so that when connecting headphones with microphones, the call function can be realized.
Common types of Phone Jacks are 3.5mm and 2.5mm. Among them, 3.5mm Phone Jack is the most popular type, widely used in various portable and non-portable electronic devices such as mobile phones, tablets, laptops, MP3 players, etc. The size of 3.5mm is moderate, which can not only ensure sufficient signal transmission quality, but also facilitate integration on different devices.
2.5mm Phone Jack is relatively small and is mainly used in some devices with more stringent space requirements, such as some early mobile phones or some small audio devices. However, due to the greater versatility of 3.5mm, the application range of 2.5mm Phone Jack is relatively narrow.
Related
A connector is a device used to connect and transmit electrical signals, power, or data, typically used for connecting various electronic devices and devices.
A connector is a device used to connect and transmit electrical signals, power, or data, typically used for connecting various electronic devices and devices.
A connector is a device used to connect and transmit electrical signals, power, or data, typically used for connecting various electronic devices and devices.
A connector is a device used to connect and transmit electrical signals, power, or data, typically used for connecting various electronic devices and devices.
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