CER0121A Filters |
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Allicdata Part #: | CER0121A-ND |
Manufacturer Part#: |
CER0121A |
Price: | $ 4.60 |
Product Category: | Filters |
Manufacturer: | Tusonix a Subsidiary of CTS Electronic Components |
Short Description: | CERAMIC FILTER |
More Detail: | N/A |
DataSheet: | CER0121A Datasheet/PDF |
Quantity: | 1000 |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
500 +: | $ 4.18068 |
Series: | -- |
Packaging: | Tape & Reel (TR) |
Lead Free Status / RoHS Status: | -- |
Part Status: | Active |
Moisture Sensitivity Level (MSL): | -- |
Frequency: | 2.14GHz Center |
Impedance: | -- |
Bandwidth: | 60MHz |
Insertion Loss: | 1.09dB |
Filter Type: | Band Pass |
Mounting Type: | Surface Mount |
Package / Case: | Monoblock, 3 PC Pad |
Size / Dimension: | 0.946" L x 0.181" W (24.04mm x 4.60mm) |
Height (Max): | 0.266" (6.75mm) |
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Ceramic filters are electronic components used in many applications, such as communications, industrial control, and automotive electronics. The CER0121A is a typical example of a ceramic filter. This ceramic filter features a low insertion loss and high frequency stability. It is suitable for many different applications.
The CER0121A ceramic filter is a two-pole filter, meaning that it consists of two separated, symmetrical poles. It features a high selectivity and an insertion loss between -1 and -8 dB. The CER0121A also has a wide operating bandwidth that ranges from 500 Hz to 10 MHz. When correctly employed, it has a low passband ripple and a steep transition from the passband to the stopband.
The CER0121A ceramic filter is used in many commercial and industrial applications where frequency stability, selectivity, and lowpassing are crucial. This filter is typically used for communications applications, such as FM and digital TV, satellite reception, and amateur radio. It can also be used in broadcast systems, such as radio and TV transmitters. In addition, the CER0121A can be employed in automotive applications, such as automotive in-vehicle infotainment systems and intelligent vehicle systems.
The working principle of the CER0121A is rather simple. On the input side, the signal passes through an LC network, which is made up of inductors and capacitors. This filter is designed to reduce the frequency of the input signal to a certain point and, at the same time, increase the signal’s selectivity. After that, the signal passes through a j-h transistor, which is used to reduce the impact of external interferences and increase the signal’s signal-to-noise ratio. Finally, the signal reaches the output, where it is ready to be used.
To summarize, the CER0121A ceramic filter is a two-pole filter used for communications, industrial control, and automotive applications. It has a wide operating bandwidth, a low insertion loss, and a high selectivity. Its working principle is based on an LC network and a j-h transistor, designed to reduce the frequency of the input signal and increase the signal’s signal-to-noise ratio. These characteristics make the CER0121A an ideal filter for many commercial and industrial applications where frequency stability and lowpassing are necessary.
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