2500BP15M400E Filters

Series:	--
Packaging:	Tape & Reel (TR)
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Frequency:	2.5GHz Center
Bandwidth:	400MHz
Filter Type:	Band Pass
Ripple:	--
Insertion Loss:	2dB
Mounting Type:	Surface Mount
Package / Case:	0805 (2012 Metric), 4 PC Pad
Size / Dimension:	0.079" L x 0.049" W (2.00mm x 1.25mm)
Height (Max):	0.041" (1.05mm)

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RF Filters: 2500BP15M400E Application Field and Working PrincipleRadio Frequency (RF) filters are an integral component of any wireless system. Such systems typically include several subsystems, including a receiver where the signal is initially received, amplifiers that increase the signal strength, and then filters that separate the desired signal from the unwanted noise. RF filters are available in a variety of frequencies and types designed to cover a wide range of applications.Of the many types of RF filters, one of the most versatile is the 2500BP15M400E bandpass filter. The 2500BP15M400E is designed to operate between 400 and 1500 MHz, with a center frequency of 1150 MHz and a bandwidth of 1.12 MHz. It has an insertion loss of 1.5 dB, a return loss of 15 dB, and a minimum isolation of 40 dB. It is well-suited to various applications that require high selectivity, such as satellite communication, cellular infrastructure, and testing and measurement.The 2500BP15M400E is an example of a multiple-stage filter. Such a filter consists of several sections each of which passes or blocks a portion of the signal. The different sections are connected together using a combination of capacitors and inductors in order to create a specific frequency response. For the 2500BP15M400E filter, the frequency response is designed for a narrow frequency band ranging from 400 to 1500 MHz, and is optimized for a center frequency of 1150 MHz, with a bandwidth of 1.12 MHz.Without a filter, a signal\'s frequency spectrum would be filled with noise. The 2500BP15M400E filter removes this noise by passing a frequency spectrum that is tailored to the desired range. This is accomplished by allowing only signal frequencies within the defined range to pass while blocking out higher and lower ones. This results in a “cleaner” signal, with reduced noise, which is more easily understood by the receiver.The 2500BP15M400E filter also increases signal-to-noise ratio by blocking out lower-level interference signals that are outside the desired frequency range. This increases the signal-to-interference ratio. The use of a filter also helps to improve receiver sensitivity, since lower-level signals can be more easily detected due to the noise reduction.The 2500BP15M400E is a versatile filter that can be used in a variety of applications. It is an ideal choice for systems operating within the 400–1500 MHz frequency range. Its narrow bandwidth and high selectivity makes it well-suited to applications that require precise signal discrimination, such as satellite communication and cellular infrastructure. It also provides an excellent signal-to-noise ratio, helping to improve receiver sensitivity. This makes it a preferred choice for testing and measurement applications where reliability is paramount.

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