2N3904 NPN Transistor-EE1706-P2

The 2N3904 is a common NPN bipolar junction transistor used for general-purpose low-power amplifying or switching applications. … It is a 200 mA, 40 V, 625 mW transistor with a transition frequency of 300 MHz, with a minimal beta, or current gain, of 100 at a collector current of 10 mA.