DIP1524-01D3 RF/IF and RFID

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RF Diplexers are radio frequency (RF) components widely used in mobile communication for frequency division multiplexing. The DIP1524-01D3 is a diplexer designed for use in 2G and 3G networks to provide wide-band frequency filtering and transmission of signals. It can be used in a variety of applications, from low power transmitters to high power systems.

The DIP1524-01D3 consists of two separate components: a low pass filter (LPF) and a high pass filter (HPF). Both components are used together to separate a combined signal into two distinct frequency bands. This diplexer is designed for mobile cell phone communication with a frequency range of 900 to 1500 MHz, encompassing the 2G (850/900/1800/1900 MHz) and 3G (UMTS 2.3-2.7 GHz) frequency ranges. The low pass filter has an insertion loss of approximately 0.5 dB, and the high pass filter has an insertion loss of approximately 0.7 dB.

The DIP1524-01D3’s low pass filter is designed to pass frequencies from 90 MHz to 1500 MHz. Its high pass filter is designed to pass frequencies from 900 MHz to 3.2 GHz. The diplexer has a pass band ripple of 0.5 dB, an isolation of 40 dB, and a VSWR of 1.5:1. It is constructed of an LTE (lost tolerance) dielectric material and has a dielectric strength of 25. It is also sealed to maintain its electrical integrity.

The working principle of the DIP1524-01D3 is based on the principle of impedance matching. It uses the two filters to match the impedance of the input signal so that the signal can be effectively split into two frequency bands. The signal is then divided into two distinct signals with suitable characteristics, one for transmission and one for reception, which are separately processed and combined back into one. The diplexer thus allows for efficient frequency division multiplexing, allowing multiple frequency signals to share the same communication channel.

The DIP1524-01D3 is ideal for applications where a wideband signal needs to be split and filtered. Its low insertion loss ensures minimal signal attenuation, while its wide pass band allows for efficient frequency division multiplexing. These features make the DIP1524-01D3 an ideal choice for 2G and 3G mobile phone communication applications, allowing for transmission and reception of multiple signals within the same frequency range.

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