ECRI Microelectronics

RF Microwave Filter

The RF microwave filter is the most common and important device in the RF microwave system. The existing LC filter, cavity filter, LTCC filter and other microwave filter products of east China institute of microelectronics technology include: bandpass, low-pass, high-pass and bandstop.

Application field
Widely used in radar systems, electronic countermeasures, microwave communication systems.

1. Frequency coverage: 1~5000MHz
2. Response function: chebyshev is a standard response, butterworth and linear phase Bessel responses can be designed as required.
3. Integrated component design, small size, stable and reliable performance.
4. Various packaging structures: microstrip side lead tube shell, small shell SMA output, various small ground screw hole installation structures, etc.
5. Good temperature characteristics. 

The main features
1. Frequency coverage: 1~5000MHz
2. Response function: chebyshev is a standard response, butterworth and linear phase Bessel responses can be designed as required.
3. Integrated component design, small size, stable and reliable performance.
4. Various packaging structures: microstrip side lead tube shell, small shell SMA output, various small ground screw hole installation structures, etc.
5. Good temperature characteristics.

lc-filter lc-filter-2
lc-filter-3 lc-filter-4

The main features
1. Wide frequency coverage: 0.3 ~ 30GHz
2.3db bandwidth 1% ~ 50% or wider
3. Good consistency, low insertion loss and high out-of-band inhibition
4. High reliability, stable and reliable performance in full temperature range
5. Impedance matching of input and output 50W, small standing wave.
6. The design is flexible and can be optimized according to user requirements.

cavity-filter

The main features
1. Operating frequency coverage range: 0.2~10GHz
2. Small size, which can be designed according to customer requirements
3. Low insertion loss (3db)
4. Surface-mount structure, 50 Ω impedance matching, performance is stable
5. Working temperature range (TA) : - 55 ℃ ~ + 85 ℃

ltcc-filter-1 ltcc-filter-2
ltcc-filter-3
RF Microwave Filter
Model Series Max. Output Power (W) Input DC Voltage (V) Output Voltage (V)