2N3904 M C C TM Micro Commercial Components Input Impedance Output Admittance 10 100 VCE = 10V VCE = 10V f = 1.0kHz f = 1.0kHz h h oe - (µΩ) ie - (kΩ) 1.0 10 0.1 1 0.1 1.0 10 0.1 1.0 10 IC - (mA) IC - (mA) Turn On and Turn Off Times vs Voltage Feedback Ratio Collector Current 100 1000 toff hfe - (X10-4) 100 T - (ns) 10 ton 10 ton IB1 = IC/10 VBE(OFF) = 0.5V toff IB1 = IB2 = IC/10 1.0 1.0 0.1 1.0 10 1.0 10 100 IC - (mA) IC - (mA) www.mccsemi.com 4 of 5 Revision: E 2013/01/01