LTM8048 3.1V - 30Vin to Isolated 5V@300mA

Designing with the LTM8047 and LTM8048 is easy. This circuit shows a complete LTM8048-based isolated power supply, requiring only the addition of capacitors for input, output, and biasing, and a resistor to set the output voltage.

Software

LTspice

LTspice^® software is a powerful, fast and free simulation tool, schematic capture and waveform viewer with enhancements and models for improving the simulation of switching regulators. Click here to download LTspice

To launch a ready to run LTspice demonstration circuit for this part:

Step 1: If you have not installed LTspice on this computer, download and install LTspice
Step 2: Once LTspice is installed, click on the link(s) below to launch the simulation
- LTM8048 Demo Circuit - 725V DC Isolated Low Noise µModule Regulator with LDO Post Regulator (3.5-30V to 5V @ 120mA & 5.7V @ 120mA)
Step 3: If LTspice does not automatically open after clicking the link above, you can instead run the simulation by right clicking on the link and selecting "Save Target As." After saving the file to your computer, start LTspice and open the demonstration circuit by selecting 'Open' from the 'File' menu

To explore other ready to run LTspice demonstration circuits, please visit our Demo Circuits Collection.