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The FAR-F5KA-836M50-D4DF-Z is a Surface Acoustic Wave (SAW) filter manufactured by Taiyo Yuden, designed for signal conditioning in RF applications. It operates at a center frequency of 836.5 MHz with a bandwidth of 25 MHz and an insertion loss of 1.9 dB. The component features a 50 Ohm impedance and is housed in a compact 1.4 mm x 1.0 mm x 0.5 mm SMD package. It supports operating temperatures from -40°C to +85°C and is supplied in tape and reel packaging.
Verify the specific suffix D4DF-Z against official Taiyo Yuden documentation to confirm exact electrical tolerances and pinout configuration. Ensure compatibility with existing PCB footprint dimensions of 1.4x1.0mm. Confirm that the component status is acceptable for current production designs, as some distributors list this series as not for new designs.
Select this component when designing for GSM850 or CDMA uplink paths requiring precise frequency filtering. The 1.9 dB insertion loss represents a balance between signal integrity and power efficiency. Consider the small form factor if board real estate is limited. Verify thermal performance within the specified -40°C to +85°C range for the target environment.
This part belongs to Taiyo Yuden's FAR-F5KA series of SAW filters. These components are engineered specifically for wireless communication devices. The series offers various frequency options tailored to different global cellular standards. This specific model targets the 800 MHz band spectrum used in legacy and regional mobile networks.
Publicly confirmed substitute part numbers are not available in the provided source material. Engineers should consult Taiyo Yuden's official cross-reference guides or contact authorized distributors for validated alternatives.