Allicdata Part #: | TK3410-ND |
Manufacturer Part#: |
302HXPK-1035D |
Price: | $ 2.95 |
Product Category: | Filters |
Manufacturer: | Toko America Inc. |
Short Description: | FILTER HELICAL 456MHZ TYPE 7HT |
More Detail: | N/A |
DataSheet: | 302HXPK-1035D Datasheet/PDF |
Quantity: | 730 |
1 +: | $ 2.67750 |
10 +: | $ 2.61639 |
25 +: | $ 2.56586 |
250 +: | $ 2.51567 |
500 +: | $ 2.46534 |
Series: | 7HT |
Packaging: | Bulk |
Part Status: | Obsolete |
Frequency - Center: | 456MHz |
Bandwidth: | 4.5MHz |
Selectivity: | 22dB (+20MHz) 29dB (-20MHz) |
Ripple: | 0.5dB |
Insertion Loss: | 5dB |
Mounting Type: | Through Hole |
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Helical filters are useful components for controlling and manipulating the frequency of electrical signals in microwave radio networks. In particular, the 302HXPK-1035D helical filter is a band-pass filter, meaning that it is only capable of passing a particular range of frequencies, whilst rejecting all others. Whilst its primary application lies in broadband radio frequency filtering, other uses – such as in rurl-ri rectifiers, service amplifiers, communication systems and power amplifiers – are also possible. Moreover, its construction and working principles make it suitable for applications at various voltages ranging from 1.7 to 7.2 V.
In terms of physical construction, the 302HXPK-1035D helical filter is constructed from discrete conductive layers of copper tape, which are separated by insulating layers of ceramic. The copper tape conductors are coaxially wound in the shape of an incomplete helix, with one end connected to the center conductors of the input and output ports, and the other end connected to the peripheral ground shield. The overall length of the helix can vary, but is typically 1.8 m in length. The filter has an insertion loss of less than 2 dB, and an input-output isolation of more than 30 dB.
At a fundamental level, the 302HXPK-1035D helical filter works by generating a circularly polarized electromagnetic field in the filter cavity. The input signal is then converted to a circularly polarized wave with a frequency range corresponding to the filter’s specifications, which is then picked up by the filter’s output port. The electrodes at the ends of the helical filter windings act as electromagnetic traps, ensuring that only the frequencies within the desired range pass through. This process also serves to prevent cross-talk between the input and output signals, providing better signal integrity and performance.
The 302HXPK-1035D’s helical design also ensures that the size of the filter is much smaller than that of traditional band-pass filters. This makes it easier to integrate into existing systems and networks without taking up too much space. As such, the filter can be used in compact portable devices and systems, where size is a major consideration. Additionally, its high performance and excellent frequency response make it suitable for use in a wide range of applications.
In conclusion, the 302HXPK-1035D helical filter is an efficient band-pass filter that is especially designed to filter a wide range of frequencies. With its robust construction and reliable performance, it can be used in a large number of applications, such as broadband radio frequency filtering, rectifiers, service amplifiers, communication systems and power amplifiers. Moreover, its small size and strong filtering characteristics make it an ideal choice for portable devices and systems, where size is a major factor.
The specific data is subject to PDF, and the above content is for reference
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