The TT821-8I-10 from Piconics is a RF Inductor with Inductance 0.59 to 0.82 uH, DC Resistance 1.4 Ohms, DC Current 0.1 A, Self Resonant Frequency 180 MHz, Operating Temperature -55 to 125 Degree C. Tags: Thin Film Inductor. More details for TT821-8I-10 can be seen below.