The LL1608-F1N8S (often listed as LL1608-FS1N8S) is a surface-mount multilayer ceramic chip inductor manufactured by Toko (now part of Murata) designed for high-frequency RF applications.
Key Specifications
Inductance: 1.8 nH
Tolerance: ±0.3 nH (denoted by 'S')
Case Size: 0603 metric (1608 imperial/metric code)