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The TDK DEA162500LT-1212A1 is a surface-mount low-pass RF filter designed for EMI/RFI suppression. It features a 2.45GHz center frequency and a 100MHz bandwidth, housed in a compact 0603 (1608 Metric) package with a 6-pad configuration. The component exhibits an insertion loss of 0.42dB at the operating frequency. It provides attenuation of at least 25dB in the 4800-5000MHz range and 18dB in the 7200-7500MHz range. The device operates on a standard 50Ω impedance and is rated for commercial grade applications.
Verify the specific suffix '1212A1' against the datasheet to confirm exact electrical tolerances, as variations exist within the DEA series. Confirm RoHS3 compliance status during sourcing. Note that this specific part number may be obsolete; check manufacturer recommendations for active alternatives like the DEA162500LT-1217A1 if supply continuity is required.
Select this component for designs requiring precise filtering around the 2.45GHz ISM band. Ensure the PCB layout accommodates the 6-pad ground plane structure for optimal performance. Verify that the commercial grade temperature rating meets the environmental requirements of the final assembly. Consider the 50Ω system impedance when designing matching networks.
This component belongs to the TDK DEA series of multilayer ceramic filters. These devices are engineered for RF applications where size and performance are critical. The DEA series offers various center frequencies and bandwidths tailored for different wireless standards, utilizing advanced ceramic materials to achieve sharp roll-off characteristics in a miniature form factor.
The DEA162500LT-1217A1 is a manufacturer-recommended substitute. Verify pin compatibility and electrical specifications before substitution.