Tip41 Tip42 Amplifier Circuit Diagram. If possible try to obtain tip41 and tip42 transistors which are closely matched npn and pnp power transistors with. Tip42 tip42a tip42b tip42c pnp complementary silicon plastic power transistors designed for use in general purpose amplifier and switching applications.
Dual 15v power supply schematic with pcb. As can be witnessed in the given 150 watt amplifier circuit diagram. The circuit is very simple and incorporates darlington output transistors that will provide more than enough output current than is needed to drive a 3 ohm speaker.
Below is a circuit diagram of class b 15 watts audio amplifier is designed using a dual op amp and transistor.
8000 v epoxy meets ul 94 v 0 at 0125 in pb free packages are available. The circuit is very simple and incorporates darlington output transistors that will provide more than enough output current than is needed to drive a 3 ohm speaker. Tip41ctip42ccomplementary power transistors features complementary pnp npn devices new enhanced series high switching speed hfe grouping hfe improved linearity321applicationsto 220 general purpose circuits audio amplifierfigure 1. Tda2030 transistor amplifier circuit.