Catalog > Semiconductors > Discrete Semiconductors > Transistors 2SD789 Bipolar Junction Transistor SI-N 100/50V 1A 0.9W 80MHz Part No: 2SD789 5.74 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 0.9A