2N3904 / MMBT3904 / PZT3904. Typical Characteristics. Base-Emitter ON Voltage vs Collector Current. 0.1 1 10 100 0.2 0.4 0.6 0.8 1 V - BASE-EMITTER ON VOLTAGE (V) I - COLLECTOR CURRENT (mA) N) C. V = 5V. CE 25 °C 125 °C - 40 °C. NPN General Purpose Amplifier (continued) Base-Emitter Saturation Voltage vs Collector Current . 0.1 1 10 100 0.4 0.6 0.8 1 NXP Semiconductors Product data sheet NPN switching transistor MMBT3904 DATA SHEET STATUS Notes 1. Please consult the most recently issued document before initiating or completing a design. 2. The product status of device(s) described in this document may have changed since this document was published and may differ in case of multiple devices. The 2N3904 is used very frequently in hobby electronics projects, including home-made ham radios, code-practice oscillators and as an interfacing device for microcontrollers .

The 2N3904 is used very frequently in hobby electronics projects, including home-made ham radios, code-practice oscillators and as an interfacing device for microcontrollers . Electrical Characteristics (Cont’d): (TA = +25 C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit ON Characteristics (Cont’d) (Note 1) ... Browse DigiKey's inventory of NPN TransistorsNPN. Features, Specifications, Alternative Product, Product Training Modules, and Datasheets are all available.