NPN transistor BC639-16, 1A, TO-92, TO-92, 80V. Collector current: 1A. Housing: TO-92. Housing (according to data sheet): TO-92. Collector/emitter voltage Vceo: 80V. Assembly/installation: PCB through-hole mounting. BE diode: no. CE diode: no. Darlington transistor?: no. FT: 200 MHz. Max hFE gain: 250. Minimum hFE gain: 100. Pd (Power Dissipation, Max): 800mW. Quantity per case: 1. Saturation voltage VCE(sat): 0.5V. Semiconductor material: silicon. Spec info: complementary transistor (pair) BC640-16. Type of transistor: NPN. Vcbo: 80V. Original product from manufacturer: ON Semiconductor. Quantity in stock updated on 11/06/2025, 09:45