Overview In today’s tutorial, we are going to make a “Universal Battery Charger Circuit” using a BD135 transistor. Here is the schematic of an affordable universal battery charger designed specifically for NiCD and NiMH batteries. … Read more
bd135
BD135 epitaxial planar transistors are mounted in the SOT-32 plastic package. They are designed for audio amplifiers and drivers utilizing complementary or quasi-complementary circuits. The NPN types are the BD135 and BD139, and the complementary … Read more
BD135 NPN Power Transistor – Datasheet
A 3V 1A DC supply is an important power supply unit (PSU) in use for academic as well as industrial purposes. It serves as an interface between a common wall outlet and various power electronic … Read more
3V 1A DC Supply Using BD135/139 NPN Transistor
In this tutorial, we are going to make one of the simplest projects of a temperature-controlled fan. When there will be changes in the temperature this circuit will turn on and off a DC fan … Read more