View 2n5459 datasheet:

2N5457 MMBF5457 2N5458 MMBF5458 2N5459 MMBF5459 G S TO-92 G S SOT-23 NOTE: Source & Drain D D are interchangeable Mark: 6D / 61S / 6L N-Channel General Purpose Amplifier This device is a low level audio amplifier and switching transistors, and can be used for analog switching applications. Sourced from Process 55. Absolute Maximum Ratings* TA = 25°C unless otherwise noted Symbol Parameter Value Units VDG Drain-Gate Voltage 25 V VGS Gate-Source Voltage - 25 V IGF Forward Gate Current 10 mA Operating and Storage Junction Temperature Range -55 to +150 C TJ, Tstg ° *These ratings are limiting values above which the serviceability of any semiconductor device may be impaired. NOTES: 1) These ratings are based on a maximum junction temperature of 150 degrees C. 2) The