Tag Archives: Switching Power Supply

All about switching power supply circuit diagram and PCB

LM2673 -5V 3A Switching Voltage Regulator

This is the DC switching regultor Voltage 5V at current 3A. It is make for digital circuit. The important part of the circuit is LM2673, it is 3A Step-Down Voltage Regulator with Adjustable Current Limit. The LM2673 is Simple and easy to design with using off-the-shelf external components. please see circuit diagram and read more … Continue reading LM2673 -5V 3A Switching Voltage Regulator

5VDC Switching regulator from 9V battery by LT1073-5

When i want 5V switching regulator (mini project),so i am used input is 9V battery. The good circuit for work is the IC LT1073-5 (see detail in www.linear.com), it out put 100mA current. The zener diode is 1N5818,L1 = 100uH Detail more please see in image. Related Links All circuits of Switching power supply All … Continue reading 5VDC Switching regulator from 9V battery by LT1073-5

9V to 3V Step-Down Converter by LT1073

I want mini size switching regulator,so it input voltage 9V to 3V Step-Down Converter circuit. The LT1073 is good idea,it used for dc to dc converter. if want it,please read in http://www.linear.com . Vout 3V at 100mA, L1 100?H , D1 – Diode 1N5818 or equiv Detail more,please in image. Related Links Step down converter … Continue reading 9V to 3V Step-Down Converter by LT1073

9V Low Power Switching Regulator by IC RC4193

This is the Power Switching Regulator 9V Circuit that is low current power output and It has strong point is the voltage input change from 2.4V to 10V but a constant voltage output 9 Volt. We used the RC4193 Micropower Switching Regulator is the base, easy to use and there are a few parts in … Continue reading 9V Low Power Switching Regulator by IC RC4193

5V 5A switching regulator for digital by LM2678

Here is circuit switching regulator 5V 5A for digital circuit. Use IC LM2678-5.0 is High Efficiency 5V 5A Step-Down Voltage Regulator This is good power supply, small size and do not hot. Friends want to build the digital power supply which this circuit “Top Linear power supply regulator 5V 5A with 7812 and LM723” is … Continue reading 5V 5A switching regulator for digital by LM2678