Catalog > Semiconductors > Discrete Semiconductors > Transistors BF199 Bipolar Junction Transistor SI-N 40V 25mA 0.3W 550MHz Part No: BF199 8.05 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Additional Information Polarity NPN Material Silicon Power Dissipation 0.3A