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Product Detailed Parameters
- Description：RF FILTER LOWPASS 1.6815GHZ 0603
- Series：FI
- Mfr：Taiyo Yuden
- Package：Tape & Reel (TR),Cut Tape (CT)
- Frequency：1.6815GHz Center
- Bandwidth：2.017GHz
- Filter Type：Low Pass
- Ripple：-
- Insertion Loss：0.5dB
- Mounting Type：Surface Mount
- Package / Case：0603 (1608 Metric), 3 PC Pad
- Size / Dimension：0.063" L x 0.031" W (1.60mm x 0.80mm)
- Height (Max)：0.026" (0.65mm)
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Overview
The FI168L1681G6-T is a multilayer ceramic low-pass RF filter manufactured by Taiyo Yuden. It features a center frequency of 1.6815 GHz and a bandwidth of 2.017 GHz with an insertion loss of 0.5 dB. The component utilizes a 0603 (1608 metric) surface-mount package, measuring 1.6 mm in length, 0.8 mm in width, and 0.8 mm in height. Designed for compact applications, it supports frequency ranges from 617 MHz to 8.25 GHz.
Feature Summary
- Compact low-profile design suitable for space-constrained mobile devices
- Low insertion loss characteristics for efficient signal transmission
- Multilayer ceramic construction for durability and reliability
Applications
- LTE cellular modules
- 5G NR infrastructure
- NB-IoT devices
- High Power User Equipment (HPUE)
Procurement Notes
Verify the specific datasheet version and RoHS compliance status directly with Taiyo Yuden or authorized distributors before integration. Confirm that the 0603 footprint matches your PCB layout requirements. Ensure the operating temperature range aligns with your system's environmental specifications. Cross-reference the part number suffix to confirm packaging type and availability constraints.
Selection Notes
Select this component when a low-pass filter is required for frequencies around 1.68 GHz with minimal signal attenuation. The 0603 package size is critical for high-density board designs. Consider the 0.5 dB insertion loss specification for link budget calculations. Ensure compatibility with LTE and 5G NR frequency bands within the specified 617 MHz to 8.25 GHz operational range.
Part Context
This component belongs to Taiyo Yuden's portfolio of multilayer ceramic RF filters. These devices are engineered for wireless communication systems requiring precise frequency filtering. The FI series specifically targets modern mobile standards, providing reliable performance in compact form factors essential for smartphones and IoT modules.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided documentation. Consult Taiyo Yuden technical support for direct equivalents or pin-compatible alternatives that meet the same electrical and mechanical specifications.
