Catalog > Semiconductors > Discrete Semiconductors > Transistors Transistor Silicon NPN Transistor BF258 N 250V 250V 100MA 25MN TO39 Transistor 3.25 ZAR inc for 1 Each 248 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Case TO39 Vbr CBO 250 Vbr CEO 250 Max. PD (W) 5.0 Min hFE 25 Ic Max. (A) 100m @Ic (test) (A) 30m Icbo Max. @Vcb Max. (A) 50n Polarity NPN R(sat) (Û) 33m Derate Above 25°C 28m Trans. Freq (Hz) Min. 90M Oper. Temp (°C) Max. 175 @VCE (V) 10 Pinout Equivalence Number 3-12 Surface Mounted Yes/No NO Maximum Collector Power Dissipation (Pc) 0.8 W Maximum Collector-Base Voltage |Vcb| 250 V Maximum Collector-Emitter Voltage |Vce| 250 V Maximum Emitter-Base Voltage |Veb| 5 V Maximum Collector Current |Ic max| 0.1 A Max. Operating Junction Temperature (Tj) 125 °C Collector Capacitance (Cc) 7 pF Transition Frequency (ft): 55 MHz Forward Current Transfer Ratio (hFE), MIN 25