DATA SHEET www.onsemi.com © Semiconductor Components Industries, LLC, 2002 October, 2024 − Rev. 3 1 Publication Order Number: 2N3904/D NPN General - Purpose Amplifier 2N3904 Description This device is designed as a general−purpose amplifier and switch. The useful dynamic range extends to 100 mA as a switch and to 100 MHz as an amplifier ...