Catalog > Semiconductors > Discrete Semiconductors > Transistors Transistor Silicon NPN Transistor BF197 Transistor 0.74 ZAR inc for 1 Each 127 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Case SOT25 Vbr CBO 40 Vbr CEO 25 Max. PD (W) 250m C(ob) (F) 300f Derate (Amb) (W/°C) 2.5m hfe 88 Ic Max. (A) 25m Polarity NPN Trans. Freq (Hz) Min. 550M @VCE (test) (V) 10 Oper. Temp (°C) Max. 125 @Ic (A) 7.0m Pinout Equivalence Number 3-14 Surface Mounted Yes/No NO Maximum Collector Power Dissipation (Pc) 0.25 W Maximum Collector-Base Voltage |Vcb| 40 V Maximum Collector-Emitter Voltage |Vce| 20 V Maximum Emitter-Base Voltage |Veb| 4 V Maximum Collector Current |Ic max| 0.025 A Max. Operating Junction Temperature (Tj) 125 °C Collector Capacitance (Cc) 0.3 pF Transition Frequency (ft): 275 MHz Forward Current Transfer Ratio (hFE), MIN 38