This application note presents the design equations, schematics and source code for a 5.5W power LED driver using the PIC16F785 MCU. The application, as shown, can be connected to operate as a ...

A boost+buck two-stage LED driver is well suited for non-isolated applications in the 50 to 250W power range, offering a viable alternative to more expensive isolated LED drivers. Electrical isolation ...

Different topologies used in developing LED drivers. Proper connections for buck, boost, and buck-boost configurations. Test results for the three topologies using the same LED string. 3. This LTM8042 ...

AL8866Q is an AEC-Q100 (Grade 1) qualified dc-dc converter controller aimed at automotive front lights such has headlamps. In needs an external n-channel power mosfet, and can implement buck, boost, ...

Linear Technology announces the LT8391, a synchronous buck-boost DC/DC LED controller that regulates LED current from input voltages above, below and equal to the output voltage. Its 4V to 60V input ...

While searching for some SEPIC converters (https://en.wikipedia.org/wiki/Single-ended_primary-inductor_converter), I came across a popular power supply module that is ...