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Cut-Off Frequency : 650MHz
Impedance : 50Ω
Insertion Loss : 0.08dB
Type of Filter : Low-pass Filter
Description : 50Ω 0.08dB SMD3216-4P Ceramic Filters RoHS
Mfr. Part # : LFCN-490D+
Model Number : LFCN-490D+
Package : SMD3216-4P
The Mini-Circuits LFCN-490D+ is a ceramic low pass filter designed for efficient harmonic rejection and RF suppression. It offers excellent power handling capabilities (8.5W), a small size, and is constructed using LTCC (Low Temperature Co-Fired Ceramic) technology for temperature stability. This filter is ideal for applications in VHF/UHF transmitters and receivers, and for RF suppression on DC lines of PCBs, as well as anti-aliasing for A/D converters.
| Parameter | Frequency (MHz) | Min. | Typ. | Max. | Units | Notes |
|---|---|---|---|---|---|---|
| Passband Insertion Loss | DC-490 | - | - | 1.0 | dB | 1, 2 |
| Frequency Cut-Off | 650 | - | 3.0 | - | dB | 1, 2 |
| VSWR (Passband) | DC-490 | - | 1.2 | - | :1 | 1, 2 |
| Stop Band Rejection Loss | 840 | 20 | - | - | dB | 1, 2 |
| Stop Band Rejection Loss | 880-2500 | - | 30 | - | dB | 1, 2 |
| Stop Band Rejection Loss | 6000 | - | 20 | - | dB | 1, 2 |
| VSWR (Stopband) | 840-6000 | - | 20 | - | :1 | 1, 2 |
| Operating Temperature | - | -55 | - | 100 | C | - |
| Storage Temperature | - | -55 | - | 100 | C | - |
| RF Power Input | 25C | - | - | 8.5 | W max. | 3 |
| Max. DC Voltage | Pins 1&3 | - | - | 25 | VDC | - |
| DC Current Input to Output | 25C | - | - | 0.5 | A max. | - |
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Compact Ceramic Low Pass Filter Mini Circuits LFCN 490D Ideal for A D Converter Anti Aliasing and RF Images |