BF988 is a dual gate MOS field-effect tetrode with integrated gate protection diodes, high cross modulation performance, low noise figure, high gain, high AGC-range, low feedback capacitance, and low input capacitance. It is suitable for input and mixer stages, especially for VHF and UHF tuners.
The BF988 is an N‑Channel dual‑gate MOS‑FET tetrode in a TO‑50 plastic case. It offers integrated gate protection diodes, low noise, high gain and low input capacitance, making it suitable for VHF/UHF tuner input and mixer stages.
The document provides absolute maximum ratings, detailed DC and AC electrical characteristics, typical performance curves, package dimensions and compliance information such as RoHS and ozone‑depleting‑substance policies. This manual is written in Chinese.