This part is a kind of semiconductor called BF246A.

Function of this product has JFET SWITCHING.

Manufacturers : Motorola

Image and pinout :

Some of the text within the PDF file :

BF246,A,B,C CASE 29-02, STYLE 22 TO-92 (TO-226AA) BF247,A,B,C CASE 29-02, STYLE 5 TO-92 (TO-226AA) JFET SWITCHING N-CHANNEL - DEPLETION Refer to MPF4391 for graphs. MAXIMUM RATINGS Rating Drain-Source Voltage Drain-Gate Voltage Gate-Source Voltage Drain Current Forward Gate Current @Total Device Dissipation Ta = 25°C Derate above 25°C Storage Channel Temperature Range Symbol VDS vdg vgs id lG(f) PD T s tg Value ±25 25 25 100 10 360 2.88 -65 to +150 Unit Vdc Vdc Vdc mAdc mAdc mW mW/°C °C ELECTRICAL CHARACTERISTICS (Ta = 25°C unless otherwise noted. Characteristic Symbol OFF CHARACTERISTICS Gate-Source Breakdown Voltage (lG = 1 uA, VDS = 0) Gate-Source (VDS = 15 V, Id = 200 liA) BF246, BF246A, BF246B, BF246C, BF247 BF247A BF247B BF247C V(BR)GSS vgs Gate-Source Cutoff Volt [ ... ]

BF246A PDF Datasheet Download