The main technical characteristics of the transistor KT601A:
• Transistor structure: npn;
• Рк max - Constant power dissipation of the collector: 0.25 W;
• fgr - Limiting frequency of the current transfer coefficient of the transistor for a circuit with a common emitter: not less than 40 MHz;
• Uкеr max - Maximum collector-emitter voltage at a given collector current and a given (final) resistance in the base-emitter circuit: 100 V;
• Uebo max - Maximum emitter-base voltage at a given emitter reverse current and collector open circuit: 2 V;
• Ik max - Maximum allowable DC collector current: 30 mA;
• h21e - Static current transfer coefficient of the transistor for circuits with a common emitter: more than 16;
• Sk - Collector junction capacitance: no more than 15 pF;
• tk - Time constant of the feedback circuit at high frequency: no more than 600 ps.